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YC Summer 2016 (S16) companies

As of Apr 5, 2026, 102 companies · 189 founders

    View on ycombinator.com (opens in a new tab)

    Summer 2016 at a glance

    Companies
    102
    Founders
    189
    Founders per company
    1.9
    Median team size
    14

    Most common tags

    Share of companies. A company can carry several tags.

    • Marketplace11 · 11%
    • Artificial Intelligence10 · 10%
    • Fintech10 · 10%
    • Healthcare8 · 8%
    • SaaS7 · 7%
    • E-commerce6 · 6%

    Where they are based

    Share of 100 companies with a listed location; 79% are in the US.

    • SF Bay Area55 · 55%
    • Los Angeles6 · 6%
    • New York5 · 5%
    • Atlanta3 · 3%

    Companies in Summer 2016

    102 of 102 companies
    What they do
    Consumer
    San Francisco, CA, USA
    Team of 12
    GPAgent profile

    Abundance Labs builds and operates marketplaces for alternative and cryptocurrency-based currencies, targeting consumers who want to transact outside traditional financial rails. The company takes on the work of designing and running the exchange infrastructure that would otherwise require custom development.

    Fintech
    Chicago, IL, USA; Remote
    Team of 7
    GPAgent profile

    Airfordable lets travelers book airline tickets by paying a fraction of the fare upfront and covering the balance in installments before departure. It serves cost-conscious consumers who cannot or prefer not to pay the full ticket price at once, replacing the choice between missing a fare and straining a budget. Hotels are also bookable through the same installment model.

    Healthcare
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    Airo Health builds a wrist-worn armband that passively monitors stress and anxiety in real time, then surfaces recommendations to help users reduce it. The device targets individuals managing mental health without active input, replacing manual mood tracking and periodic check-ins with continuous, automatic measurement. Onboard AI interprets physiological signals to detect anxious states and prompt timely behavioral adjustments.

    Industrials
    Tel Aviv-Yafo, Tel Aviv District, Israel
    GPAgent profile

    ApolloShield builds counter-drone systems for governments, militaries, and security operators who need to detect, block, and trace unauthorized aerial intrusions. Its hardware lineup spans RF sensors, jammers, and handheld guns that identify a drone's presence, direction, and operator location, replacing ad-hoc or manual airspace monitoring. The systems handle the full response cycle: detection, neutralization, and operator tracking, without requiring the customer to integrate multiple vendors.

    Hiring
    Healthcare
    Mountain View, CA, USA
    Team of 1000
    GPAgent profile

    Athelas builds an AI operating system for healthcare clinics, serving independent practices, specialty groups, and provider networks. Its platform automates clinical documentation, medical coding, billing, and front-office operations, replacing the manual administrative work that pulls clinicians and staff away from patient care.

    YC top company
    B2B
    Amsterdam, NH, Netherlands
    Team of 500
    GPAgent profile

    Bird builds a communications platform that lets businesses reach customers across SMS, voice, email, WhatsApp, WeChat, Messenger, and other channels through a single API and CRM layer. It replaces fragmented point solutions for each channel, giving teams a unified view of customer context regardless of which channel or region the conversation happens in.

    Real Estate and Construction
    Paris, Île-de-France, France
    Team of 8
    GPAgent profile

    Bulldozair builds a web and mobile construction management platform for real estate owners, infrastructure operators, and industrial asset companies. Project managers, contractors, and engineering teams use it to track site progress, run checklists and inspections, and coordinate across stakeholders in real time. It replaces manual field data collection, paper-based compliance reporting, and the weeks of effort previously required to produce legal and contractual project reports.

    Consumer
    New York, NY, USA
    Team of 60
    GPAgent profile

    Burrow designs and sells direct-to-consumer furniture, primarily sofas, for home buyers who want quality pieces without the long waits and assembly headaches of traditional retail. Products ship within a week, break down and reassemble easily, and are built from sustainable materials. Burrow replaces the showroom-and-delivery model with an online purchase path and modular construction.

    Healthcare
    Remote, OR, USA; Remote
    Team of 275
    GPAgent profile

    CareRev connects hospitals and healthcare facilities directly with local, vetted clinical professionals, eliminating traditional staffing agencies as the intermediary. Facilities post open shifts and fill them first from internal staff, then from a pool of W-2 nurses and allied health workers nearby. Clinicians pick their own shifts; hospitals control labor costs and reduce dependence on travel nurses.

    B2B
    Santa Fe, NM, USA
    Team of 21
    GPAgent profile

    Circa builds an event management platform for demand generation and field marketing teams. It centralizes planning, budgeting, calendaring, and stakeholder communication across a company's full portfolio of events, replacing scattered spreadsheets and ad-hoc coordination. Teams use it to run conference sponsorships, trade shows, and hosted events from a single workflow.

    Healthcare
    Fremont, CA, USA
    Team of 10
    GPAgent profile

    Clip Health builds a connected diagnostics platform that lets patients test and treat infectious, metabolic, endocrine, and chronic conditions at home in minutes. The system combines proprietary glow-in-the-dark nanochemistry with dedicated hardware and a companion mobile app, replacing clinic or lab visits for routine and urgent testing. It targets both individual consumers and enterprise or point-of-care settings.

    B2B
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    CoinTent builds a digital wallet and micropayment platform for online publishers, letting readers pay small amounts for individual articles, videos, and blog posts. It gives publishers a direct revenue channel from audiences who block ads or skip subscriptions, replacing lost advertising income without requiring a full subscription commitment.

    Consumer
    Moscow, Russia
    Team of 11
    GPAgent profile

    Coub builds a platform for creating and sharing short looping videos, aimed at general consumers and social media users. Creators clip any video segment, layer a custom soundtrack over it, and publish the result as a self-contained loop. The platform replaces the manual work of editing and hosting short-form video clips, letting anyone produce shareable looping content in a browser without dedicated software.

    B2B
    San Francisco, CA, USA
    Team of 32
    GPAgent profile

    CrowdAI builds a no-code computer vision platform for enterprises, letting business operators and data scientists train, deploy, and iterate on vision AI models without writing code. It covers the full AI lifecycle: data labeling, model training, scaling, and real-time decision-making from visual data. The platform replaces custom ML engineering work that previously required dedicated technical teams.

    Consumer
    San Francisco, CA, USA
    Team of 15
    GPAgent profile

    Curtsy builds a peer-to-peer resale marketplace for women's clothing, shoes, and accessories, targeting Gen Z shoppers and sellers aged 15 to 30. Buyers browse and purchase directly through a mobile app; sellers ship orders themselves, so Curtsy holds no inventory. The app replaces the manual effort of listing on general-purpose resale platforms with a curated, fashion-focused experience built around that demographic.

    Consumer
    Bengaluru, KA, India
    Team of 201
    GPAgent profile

    Drivezy runs a peer-to-peer car and bike sharing marketplace in India, letting private vehicle owners rent out their cars and motorcycles to urban consumers who need short-term access to personal transport. The platform replaces traditional vehicle rental agencies and reduces the need for personal vehicle ownership by connecting idle private vehicles with riders and drivers on demand.

    Healthcare
    Oakland, CA, USA
    Team of 25
    GPAgent profile

    Elemeno Health builds a mobile microlearning platform for frontline healthcare workers, including nurses and clinical staff, at hospitals, rural health systems, and clinical trial sites. The platform delivers short videos, procedure guides, and team communications customized to each facility's specific policies and equipment, replacing static binders, off-the-shelf training modules, and ad-hoc peer lookup. It targets the chronic gap between constantly updated clinical protocols and the staff who must act on them.

    Consumer
    Oakland, CA, USA; Remote
    Team of 6
    GPAgent profile

    Emote builds an AI-powered platform that helps K-12 schools identify and address student behavioral and social-emotional needs before they escalate. It continuously analyzes data from self-check-ins, staff observations, and academic signals to surface early warning indicators and deliver role-specific guidance to teachers, counselors, and support staff. The platform replaces manual case tracking and ad-hoc coordination, letting existing staff manage a broader student caseload without additional hiring.

    B2B
    Palo Alto, CA, USA
    Team of 40
    GPAgent profile

    Expo builds a development platform for mobile engineers who write React Native and JavaScript apps targeting Android, iOS, and the web from a single codebase. Its SDK, CLI, and cloud services handle building, testing, submitting to app stores, and pushing over-the-air updates, replacing the patchwork of custom tooling and manual release steps teams otherwise manage themselves. Expo Application Services extends this to CI/CD pipelines, crash monitoring, and cloud simulators that coding agents can drive directly.

    Consumer
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    Fabric builds a personal journal that uses location data to automatically log places visited, routes taken, and activities completed. It targets everyday consumers who want a passive record of their experiences without manual note-taking. Photos and social connections layer on top, replacing the effort of keeping a diary or scrapbook by hand.

    Consumer
    San Mateo, CA, USA
    Team of 10
    GPAgent profile

    Farmstead runs a direct-to-consumer grocery delivery service that uses AI to fulfill orders in under 60 minutes. The company sources groceries and manages the full delivery chain itself, replacing the traditional supermarket trip and third-party grocery pickup model for consumers who want fast, on-demand delivery to their door.

    Hiring
    Fintech
    Lagos, LA, Nigeria; LA, Nigeria
    Team of 500
    GPAgent profile

    Flutterwave builds payment infrastructure that lets businesses across Africa send, receive, and manage money locally and across borders. It serves enterprises, SMEs, and banks, replacing fragmented, geography-limited payment arrangements with a single platform covering online checkout, payouts, POS, invoicing, and currency exchange. The work it displaces is the manual, multi-vendor effort required to operate payments across more than 33 African markets and connect them to the global economy.

    B2B
    Burlingame, CA, USA
    Team of 201
    GPAgent profile

    garten delivers office food and wellness programs to large enterprise employers, handling pantry stocking, kitchen management, and nutrition services that companies would otherwise coordinate across multiple vendors. Proprietary AI and IoT power an analytics dashboard that gives clients line-of-sight into spending, usage, and inefficiencies. The asset-light model supports a flexible supply chain across major U.S. metros.

    Hiring
    Consumer
    San Francisco, CA, USA; Remote
    Team of 50
    GPAgent profile

    GoGoGrandparent connects older adults and people with limited mobility to rides, grocery delivery, meal delivery, prescription delivery, home maintenance, housekeeping, and companion care, all booked through a standard phone call. It sits between the senior and third-party providers like Uber, DoorDash, and Instacart, vetting those providers and monitoring each request in real time. The service replaces the need for a smartphone, a family coordinator, or a move to assisted living.

    Industrials
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    GTRACK Technologies develops fluorescent nanoparticle tracers that characterize underground reservoirs for geothermal and oilfield operators. The tracers move through rock formations and return data on reservoir geometry and flow paths, replacing conventional methods that require more invasive or less precise subsurface measurement techniques.

    B2B
    New York, NY, USA
    Team of 2
    GPAgent profile

    Haywheel connects restaurants and specialty food stores with artisan food producers through an online marketplace, replacing the manual, relationship-dependent process of sourcing small-batch and specialty food products. Buyers discover and purchase from producers they would not easily find through traditional distributor channels.

    B2B
    Team of 2
    GPAgent profile

    Hellobill automates the monthly collection of PDF invoices from online business services, pulling bills from providers like AWS, Amazon, Uber, and Google Ads into a Dropbox folder sorted by month. It targets CEOs, CFOs, and office managers at small and mid-sized businesses who manually hunt down invoices each month to hand off to their accountant. The desktop app handles credential storage locally, so the company never touches users' login data.

    Hiring
    B2B
    San Francisco, CA, USA
    Team of 200
    GPAgent profile

    HiOperator delivers outsourced customer support for e-commerce, media, travel, and healthtech companies, handling ticket resolution so in-house teams can focus on higher-order work. Its product suite combines AI tools, including auto-tagging, automated conversational responses, and an SMS bot, with fully managed senior agents for complex cases. The service plugs into existing CRMs, order management systems, and third-party logistics providers, and is designed to scale with seasonal demand.

    Consumer
    Los Angeles, CA, USA
    Team of 2
    GPAgent profile

    Hush builds a mobile-first app for buying makeup, targeting beauty consumers who shop through social discovery. It replaces the traditional brick-and-mortar and desktop retail experience with a native mobile commerce channel built around social content.

    Real Estate and Construction
    New Delhi, DL, India
    Team of 100
    GPAgent profile

    Innov8 operates a network of coworking spaces and managed private offices across major Indian cities, serving startups, freelancers, and small businesses that need ready-to-use workspace without the overhead of a traditional office lease. It replaces the conventional office setup process, handling real estate, fit-out, and facilities so tenants can move in and focus on their work.

    Hiring
    B2B
    San Francisco, CA, USA; Remote
    Team of 60
    GPAgent profile

    Instrumentl builds a grant operating system for nonprofits, universities, and grant consultants. It handles the full grant lifecycle, from prospecting curated funding matches to writing applications, tracking awards, and managing post-award workflows, replacing manual research and fragmented spreadsheet-based tracking. The platform centralizes work that development teams previously spread across databases, email, and disconnected tools.

    Industrials
    San Francisco, CA, USA; Remote
    GPAgent profile

    Iris Automation builds AI-powered collision avoidance software for industrial drones, enabling autonomous flight operations in shared airspace. The software processes visual data to detect and avoid other aircraft, replacing the need for human observers or ground-based safety infrastructure. Its target customers are industrial drone operators who require regulatory-compliant beyond-visual-line-of-sight flight.

    Hiring
    Consumer
    San Francisco, CA, USA; New York, NY, USA; Austin, TX, USA; Remote
    Team of 100
    GPAgent profile

    Joy builds wedding and baby event planning software for couples and new parents, covering personalized wedding websites, guest list management, RSVPs, save-the-dates, invitations, and gift registries in one place. It replaces the patchwork of spreadsheets, standalone registry tools, and paper correspondence that couples traditionally juggle across vendors.

    Education
    Los Angeles, CA, USA
    Team of 11
    GPAgent profile

    Jumpcut teaches aspiring online content creators how to grow an audience and turn that audience into revenue. The platform targets people who want to build creator businesses on social video, replacing trial-and-error self-education with structured courses and frameworks.

    Healthcare
    Kitchener, ON, Canada
    Team of 35
    GPAgent profile

    Kenota (formerly ExVivo Labs) builds diagnostic technology for disease testing in the healthcare industry. The company's website has been replaced by unrelated third-party content, so the profile is based on the program description alone. Kenota (formerly ExVivo Labs) works to change how disease is detected, replacing or improving on conventional testing methods used in clinical and diagnostic settings.

    Fintech
    San Francisco, CA, USA; Remote
    Team of 40
    GPAgent profile

    Legalist manages alternative investment funds focused on litigation finance and bankruptcy credit, two asset classes that most institutional asset managers avoid. It uses AI to surface investment opportunities from public legal and court datasets, replacing manual deal sourcing. Endowments, foundations, hospitals, insurance companies, and family offices allocate to its funds for yield uncorrelated to public markets.

    Fintech
    Berkeley, CA, USA; Remote
    GPAgent profile

    Lendsnap automates document and data collection for mortgage lenders, pulling original electronic statements directly from financial institutions like banks and tax platforms on the borrower's behalf. Loan officers and processors typically spend a third of their time chasing applicants for documents available online; Lendsnap replaces that manual back-and-forth. It serves mortgage lenders and brokers originating conventional, FHA, VA, and subprime loans.

    B2B
    Guadalajara, Jal., Mexico
    Team of 45
    GPAgent profile

    Livement builds an event ticketing platform for organizers in Latin America that covers both primary sales and secondary resale in one controlled system. By owning both markets, it blocks fraud and unauthorized reselling on third-party platforms, keeping ticket distribution in the hands of organizers. The product replaces fragmented ticketing setups where scalpers and outside resale sites erode organizer revenue and crowd out genuine fans.

    Consumer
    Atlanta, GA, USA
    Team of 11
    GPAgent profile

    Looklive builds a social marketplace where shoppers browse celebrity and influencer outfits and buy the exact pieces that make up each look. It replaces the manual work of reverse-image-searching or Googling items spotted on public figures by linking curated style content directly to shoppable product listings.

    YC top company
    Hiring
    B2B
    Bengaluru, KA, India
    Team of 1450
    GPAgent profile

    Meesho operates an online marketplace in India built for small businesses and individual entrepreneurs who lack the infrastructure to sell at scale. Sellers get access to a broad product catalog, pan-India logistics, payments, and customer support through a single platform. The work it replaces: piecing together separate logistics providers, payment processors, and storefront tools to reach customers nationwide.

    B2B
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    Metapacket builds a selective web gateway that blocks malware from exfiltrating data out of enterprise networks. Acting as a proxy layer, it inspects and filters outbound traffic to cut off the communication channels malware depends on. This replaces manual threat-response work and renders infiltrated malware inert before it can cause harm.

    B2B
    Palo Alto, CA, USA
    Team of 1
    GPAgent profile

    Mindori built a white-label voice search layer for e-commerce apps, letting shoppers find products through natural spoken queries, including follow-up questions that carry context from the previous turn. It replaced keyword-based catalog search with a speech recognition system tuned to each retailer's product names and customer vocabulary, handling ambiguous or concept-level requests that standard database indexing would miss.

    Hiring
    Consumer
    Seoul, South Korea
    Team of 100
    GPAgent profile

    Miso runs a home-services marketplace for Korean households, connecting them with vetted providers across cleaning, moving, interior remodeling, tutoring, and hundreds of other categories. It replaces the work of searching multiple sites and negotiating opaque pricing by letting customers book and pay at a transparent, fixed rate through a single app.

    Consumer
    Palo Alto, CA, USA
    Team of 20
    GPAgent profile

    Mosaix.ai builds natural language processing and voice AI technology for local languages spoken in emerging markets. Its platform gives enterprises the ability to deliver voice-driven products and services to populations whose languages are underserved by mainstream NLP tools. The work it replaces is manual, text-heavy, or English-centric interfaces that exclude large consumer bases in those regions.

    Hiring
    Industrials
    San Francisco, CA, USA
    Team of 36
    GPAgent profile

    Multiply Labs builds cloud-controlled modular robotic systems that manufacture individualized biological drugs inside pharmaceutical facilities. The work it replaces is manual clean-room labor, which makes personalized therapies slow to produce, prone to contamination, and too costly to scale. Its platform automates the full biomanufacturing stack, covering throughput, sterility, and data traceability, so pharma companies can meet growing demand for next-generation advanced therapies.

    B2B
    Tel Aviv-Yafo, Tel Aviv District, Israel
    Team of 3
    GPAgent profile

    NeoWize builds a machine learning personalization engine for e-commerce sites. Its neural network approach generates synthetic training data to compensate for small datasets, giving it predictive accuracy where standard deep learning falls short. The product infers individual shopper intent from the first visit, replacing manual merchandising rules and generic recommendation logic.

    Unspecified
    San Francisco, CA, USA
    Team of 51
    GPAgent profile

    New Incentives runs cash transfer programs in Nigeria to raise childhood vaccination rates. At government clinics, it verifies that infants have received scheduled vaccines and then pays cash incentives to their mothers, replacing reliance on awareness campaigns alone. The program also works to strengthen the vaccine supply chain so that doses are available when families arrive.

    Hiring
    Fintech
    San Francisco, CA, USA
    Team of 100
    GPAgent profile

    Nova Credit builds credit infrastructure for lenders, property managers, and fintechs that need to evaluate borrowers traditional bureau data cannot score, including new-to-country consumers and thin-file applicants. Its platform pulls together international bureau records, bank transaction data, payroll feeds, and document data into compliance-ready risk signals, replacing manual underwriting processes and fragmented data sourcing. Products include Cash Atlas for cash flow underwriting, Credit Passport for international credit history, and Income Navigator for automated income verification.

    B2B
    Austin, TX, USA; Remote
    Team of 10
    GPAgent profile

    NuCypher (aka Threshold Network) builds decentralized cryptographic infrastructure for encrypted data sharing and Bitcoin utility. As a co-founding team of the Threshold Network, it developed Proxy Re-Encryption and Threshold Access Control (TACo), which let developers enforce access control over encrypted data without a centralized gatekeeper. The network also runs tBTC, a decentralized Bitcoin bridge that lets DeFi protocols, institutions, and developers use Bitcoin across other blockchains for lending, trading, and yield.

    Consumer
    Accra, Greater Accra Region, Ghana
    Team of 2
    GPAgent profile

    OMG Digital builds digital media brands targeting African consumers, starting with properties OMGVoice and Bitnode. The platform surfaces content tailored to African audiences, replacing the reliance on Western-centric media outlets and content aggregators that poorly serve that market.

    Hiring
    Fintech
    New York, NY, USA
    Team of 35
    GPAgent profile

    OneChronos builds trading venues for institutional investors across equities, FX, rates, and other asset classes. Its Alternative Trading System replaces traditional order-queuing with mathematical optimization and time-randomized periodic auctions, letting buyers and sellers express complex preferences that are factored directly into matching. The longer-term target is a general marketplace infrastructure for AI agents transacting across asset classes.

    B2B
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    Opsolutely builds automated deployment tooling for software engineering teams. It handles the release and shipping process, replacing the manual, error-prone coordination that teams otherwise manage themselves. The target customer is any engineering team that ships software and wants every member, not just senior engineers, to participate safely in deployments.

    Healthcare
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    PatientBank lets patients collect and share their medical records from any doctor or hospital through an online platform. It replaces the manual process of requesting, chasing, and physically transferring paper records across providers. The product serves patients who need their full medical history consolidated and accessible in one place.

    Hiring
    B2B
    San Francisco, CA, USA
    Team of 300
    GPAgent profile

    People.ai builds an AI revenue platform, called Backstory, for enterprise sales teams. It automatically ingests activity data from email, meetings, and CRM systems, then surfaces deal risk, pipeline health, account coverage, and forecasting intelligence for sellers, sales leaders, and revenue operations teams. The platform replaces manual data entry and fragmented signal-chasing with a consolidated view of every active opportunity.

    B2B
    Marina del Rey, CA, USA
    Team of 2
    GPAgent profile

    Polymail builds an email client for founders, operators, and revenue teams who run their business from their inbox. It layers read tracking, follow-up reminders, calendar scheduling, and Salesforce sync directly into email, replacing the manual work of monitoring outreach and coordinating next steps across separate tools. The product targets sales communication, giving individual reps and executives a shared view of deal activity without leaving their inbox.

    Industrials
    Culver City, CA, USA
    Team of 1
    GPAgent profile

    Prime Lightworks manufactures electric propulsion systems for space satellites. Its systems give satellite operators a lower-cost, lower-waste alternative to conventional chemical propulsion. The company targets the core engineering work of keeping satellites maneuverable on orbit.

    YC top company
    Consumer
    San Francisco, CA, USA; Remote
    Team of 20
    GPAgent profile

    Proxy builds a mobile and wearable digital wallet combining payments, identity, and authentication into a single device worn on the finger. It targets everyday consumers who carry physical cards, IDs, and tokens across multiple contexts. Proxy replaces that fragmented set of physical credentials with one ring. The company was acquired by Oura in 2023.

    Consumer
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    Pursuit builds fan engagement tools for Twitch streamers, replacing the cluttered IRC chat room as the sole interaction layer between broadcasters and their audiences. Streamers use it to reward loyal viewers with recognition, merchandise, and direct interaction opportunities, driving repeat viewership and paid subscriptions on their channels.

    Education
    São José dos Campos, SP, Brazil
    Team of 200
    GPAgent profile

    Quero Education runs an online marketplace, Quero Bolsa, where Brazilian students search, compare, and enroll in undergraduate, postgraduate, and technical programs at partner colleges. It replaces direct outreach to individual institutions by centralizing options and negotiating discounted tuition rates, letting students find accredited programs at a price they can afford.

    Industrials
    Somerville, MA, USA; Remote
    Team of 75
    GPAgent profile

    Raptor Maps builds solar lifecycle management software for independent power producers, operations and maintenance firms, and engineering, procurement, and construction companies. It pulls data from drones, ground sensors, and equipment into a single platform that flags issues at each solar plant and automates the manual inspections and investigations that field teams would otherwise perform on-site. The result is faster fault response, reduced operational losses, and tighter oversight across large utility-scale portfolios.

    Consumer
    Montreal, QC, Canada
    Team of 54
    GPAgent profile

    Ready Education builds a student engagement platform for colleges and universities, sold under the CampusGroups product name. The platform consolidates campus resources, including clubs, events, academic services, and communications, into a single branded app, replacing the fragmented mix of email lists, spreadsheets, and standalone portals that administrators currently juggle. Student affairs and enrollment teams use it to track participation, send targeted outreach, and connect students to support services throughout their academic journey.

    Industrials
    Austin, TX, USA
    Team of 2
    GPAgent profile

    Reebeez builds solid-state thermoelectrophotovoltaic microengines for small UAVs. Current small drones run on lithium polymer batteries, which cap flight times and payload capacity due to low energy density. Reebeez replaces those battery packs with a combustible-fuel propulsion system that delivers roughly eight times the specific energy of lithium polymer cells at one-third the cost.

    Healthcare
    Cupertino, CA, USA
    Team of 2
    GPAgent profile

    RigPlenish automates post-run documentation for ambulance crews, cutting the paperwork that consumes a significant portion of each emergency transport. The platform also opens a secure channel for paramedics to relay patient information to receiving hospitals before arrival. The work it replaces is manual, paper-based reporting done after each call.

    Industrials
    Palo Alto, CA, USA
    Team of 11
    GPAgent profile

    Robby Technologies builds self-driving ground robots that handle last-mile delivery of food, groceries, and packages. The robots serve delivery companies and their end customers, replacing the human couriers and vehicles that make short-distance delivery expensive. Robby Technologies has run pilot deliveries with major U.S. delivery companies in the Bay Area.

    Education
    Santa Monica, CA, USA; Remote
    Team of 11
    GPAgent profile

    RocketLit builds adaptive reading and science assessment tools for K-12 students and their teachers. Its reading platform diagnoses each student's reading level and serves nonfiction science and history articles calibrated to that level, automatically adjusting difficulty as comprehension improves. Its science assessment product, InnerOrbit, gives students practice tests and gives teachers and administrators detailed reporting to prepare for standardized science exams.

    Hiring
    B2B
    Toronto, ON, Canada
    Team of 165
    GPAgent profile

    Rose Rocket builds transportation management software for trucking companies, replacing the phone calls, emails, and manual processes that carriers use to move and process freight orders. It serves as a full ERP for trucking operations, centralizing dispatch, order management, and billing in one platform.

    B2B
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    RunKit builds a browser-based notebook environment for prototyping server-side JavaScript. Developers get an instant, sandboxed Node.js workspace with on-demand access to any npm package, removing the need to set up a local environment or wait for installs. It replaces the manual overhead of spinning up a project just to test an idea.

    Healthcare
    Toronto, ON, Canada
    GPAgent profile

    Sage Care connects families to vetted, local care professionals who provide in-home support for elderly parents. The marketplace replaces the manual, word-of-mouth search that adult children typically go through when arranging care for an aging relative.

    B2B
    Singapore, Singapore
    Team of 23
    GPAgent profile

    Saleswhale builds an AI sales assistant that handles lead qualification and follow-up through two-way email conversations. It targets B2B sales teams, taking over the repetitive work of chasing, enriching, and routing leads so human reps only engage prospects that are ready to talk. It also automates CRM data entry, captures referral and rejection signals, and manages lead assignment.

    YC top company
    Hiring
    B2B
    San Francisco, CA, USA
    Team of 500
    GPAgent profile

    Scale AI builds data and infrastructure services that train and deploy AI models for enterprise and government customers, including Meta, Microsoft, the U.S. Army, OpenAI, and General Motors. It sources and labels training data, applies reinforcement learning with human feedback to improve models, and integrates AI systems into production workflows. The work it replaces is the manual, fragmented process organizations use to acquire quality training data and stand up reliable AI pipelines.

    B2B
    Team of 2
    GPAgent profile

    Fellow builds an API that lets businesses embed invoice financing into their products or workflows. It targets B2B platforms and lenders that need to offer working-capital advances against outstanding invoices, replacing manual underwriting and custom integration work.

    Consumer
    Palo Alto, CA, USA
    Team of 39
    GPAgent profile

    Seerslab builds augmented reality tools and content for smartphone manufacturers, telecoms, and app developers. Its SDK and ready-made AR assets let development teams ship camera effects, filters, and interactive overlays without building the underlying computer vision stack themselves.

    B2B
    San Mateo, CA, USA
    Team of 2
    GPAgent profile

    Selfycart builds a mobile checkout system for brick-and-mortar grocery and retail stores. Shoppers use the app to scan items as they shop and pay directly from their phone, skipping the traditional checkout lane entirely. The product replaces staffed and self-checkout registers for the final payment step of an in-store shopping trip.

    Government
    Redwood City, CA, USA
    Team of 11
    GPAgent profile

    Seneca Systems builds constituent services software for local government teams. Its platform, Romulus, centralizes incoming communications from multiple channels, manages service request workflows, and surfaces data on constituent needs and team output. It replaces fragmented, generic tools that were not designed for the operational and procurement realities of government offices.

    Healthcare
    San Jose, CA, USA
    Team of 28
    GPAgent profile

    Shield Bio builds a proprietary nanopore sequencing platform that produces results in under a minute at the point of care, replacing slower laboratory sequencing workflows that delay clinical decisions. The platform is designed for clinical settings and targets precision medicine, starting with infectious disease and sepsis, where rapid pathogen identification directly shapes treatment.

    Consumer
    Salt Lake City, UT, USA
    Team of 23
    GPAgent profile

    SimpleCitizen builds a self-guided platform that walks individuals through U.S. immigration and visa applications, from initial questions to final submission. Users answer a short questionnaire, upload documents, and the software assembles the required USCIS forms. An independent network of immigration attorneys then reviews the application, replacing the need to hire personal immigration counsel for routine filings.

    B2B
    San Francisco, CA, USA
    Team of 11
    GPAgent profile

    Sixa delivers a full Windows PC hosted in the cloud, accessible through a client app on any device. It replaces the need for local hardware by letting users run any desktop application remotely, eliminating hardware upgrades and performance bottlenecks. The product targets anyone who needs a capable personal computer without being tied to physical hardware.

    Consumer
    San Jose, CA, USA
    Team of 5
    GPAgent profile

    SkyLights delivers premium VR cinema to passengers and patients in captive settings, starting with airline cabins and expanding into healthcare. It bundles headset hardware, content licensing, and secure software into one turnkey system, replacing conventional seatback screens and idle wait time with immersive on-demand entertainment.

    Fintech
    Atlanta, GA, USA; Remote
    Team of 16
    GPAgent profile

    SmartPath delivers financial wellness programs to employers, retirement plan advisors, brokers, banks, and credit unions, who offer them as a benefit to their employees or members. The platform combines live and on-demand personal finance classes across more than 130 topics with one-on-one coaching from dedicated financial professionals. It replaces generic employee benefits and ad hoc financial guidance with a structured, scalable education program tied to measurable outcomes for both the sponsoring organization and the individual.

    Real Estate and Construction
    London, England, United Kingdom
    Team of 2
    GPAgent profile

    SmartSite builds a ruggedized connected hardware device for construction sites that monitors and automatically mitigates worker health and safety risks. The device feeds data to a cloud platform with dashboards that construction firms use to manage site conditions and meet regulatory compliance requirements. It replaces manual safety monitoring and paper-based compliance tracking on live construction sites.

    Consumer
    New York, NY, USA
    Team of 150
    GPAgent profile

    Squire Technologies builds barbershop management software for independent barbers and shop owners. The platform handles appointment booking, point-of-sale payments, inventory, payroll, and client marketing in one system, replacing the mix of paper books, separate POS terminals, and manual scheduling that most shops rely on. Clients discover and book barbers directly through Squire, Google, and Instagram.

    Real Estate and Construction
    San Francisco, CA, USA
    GPAgent profile

    Starcity builds and operates co-living residential properties, offering private rooms within fully furnished, amenity-rich shared homes to urban renters. It targets city dwellers priced out of traditional apartments, replacing the process of independently sourcing housing, furniture, and utilities. Starcity grew into one of the largest co-living brands before merging with Common in 2021.

    Industrials
    San Francisco, CA, USA
    Team of 11
    GPAgent profile

    Starsky Robotics builds autonomous technology for long-haul trucks, with the goal of running highway miles driverless while keeping drivers involved for local, last-mile legs. The system replaces the human driver on extended highway stretches, the most time-consuming and isolating part of a truck driver's shift.

    Consumer
    Oakland, CA, USA; Remote
    Team of 7
    GPAgent profile

    Suiteness books hotel suites and connecting rooms that hotels withhold from mainstream travel sites, giving families and group travelers access to inventory they cannot find on Expedia or Booking.com. It replaces the fragmented process of calling hotels directly or settling for standard rooms by aggregating bookable suite and connecting-room inventory across thousands of properties in one place.

    B2B
    San Francisco, CA, USA
    Team of 2
    GPAgent profile

    Sway Finance builds AI-powered bookkeeping software for SaaS companies. It combines machine learning models with API integrations to automate the categorization and recording of financial transactions, replacing the manual work typically handled by in-house accountants or outsourced bookkeeping firms.

    B2B
    San Francisco, CA, USA
    Team of 11
    GPAgent profile

    Symple builds a logistics and field service management platform for distributed delivery and service teams. It replaces fragmented coordination tools by giving mobile workers and their dispatchers a shared, real-time view of tasks, communication, and customer interactions. The product targets businesses that run large fleets of field technicians or delivery personnel managing daily routes and service calls.

    Healthcare
    Berkeley, CA, USA
    Team of 4
    GPAgent profile

    Synvivia builds chemical control systems for living cells, targeting biopharmaceutical manufacturers. The technology steers cell behavior during production to increase yields of high-value biologics, replacing trial-and-error process development with programmable chemical inputs.

    Consumer
    New York, NY, USA
    Team of 11
    GPAgent profile

    Techmate dispatches certified IT technicians on demand to businesses with distributed or remote offices, covering hardware, networking, audio/visual, and desktop support across 450-plus cities nationwide. It serves IT managers who need last-mile, on-site work that cannot be resolved remotely, replacing the patchwork of local contractors and traditional managed-service providers. Technicians can be white-labeled, letting clients present the field staff as their own.

    YC top company
    Consumer
    San Francisco, CA, USA
    Team of 600
    GPAgent profile

    The Athletic delivers in-depth sports journalism to paying subscribers, covering more than 250 professional and collegiate teams across the US, Canada, and the UK. Its newsroom produces long-form articles, podcasts, and video on beats that general sports sites cover only superficially. The product replaces ad-supported sports news with a dedicated, writer-focused publication readers pay to access.

    Consumer
    Los Angeles, CA, USA
    Team of 28
    GPAgent profile

    The Flex Company makes and sells a portfolio of sustainable period care products, including reusable and disposable menstrual discs and cups, designed to replace tampons and pads. The products target people who menstruate and are positioned around comfort, extended wear, and reduced waste. The Flex Company manufactures all of its products itself, with production in the U.S. and Canada.

    B2B
    Boston, MA, USA
    Team of 6
    GPAgent profile

    Ubiq builds a wireless presentation system for enterprise conference rooms. Employees walk in with any laptop or tablet and push content to an existing projector or TV in one click, replacing the tangle of cables, adapter boxes, and IT support calls that bog down meeting setup. Remote management and calendar integration for Google, Exchange, and Office 365 are included, letting IT teams monitor rooms and track scheduling from a central cloud dashboard.

    Consumer
    San Francisco, CA, USA; Remote
    Team of 13
    GPAgent profile

    Upgraded builds white-label subscription infrastructure that lets retailers and carriers offer device upgrade programs for smartphones, laptops, and tablets. It handles the complexity those resellers cannot: lender integrations, residual value management, and customer-facing software. Customers pay monthly and can swap to a new device before their term ends, replacing the traditional outright-purchase or carrier-financing model.

    Consumer
    Oakland, CA, USA
    Team of 6
    GPAgent profile

    UtilityScore (formerly Pando) builds an API that estimates utility costs for over 100 million U.S. homes. Real estate platforms, building product suppliers, solar providers, and mortgage lenders use it to identify and convert prospects based on energy spending data. The product replaces manual research or missing data where utility cost information would otherwise be unavailable to these businesses.

    Industrials
    Toronto, ON, Canada
    Team of 110
    GPAgent profile

    Validere builds measurement, reporting, and verification (MRV) software for energy and hard-to-abate industrial sectors. It centralizes fragmented operational and environmental data for upstream and midstream oil and gas companies, refineries, petrochemical plants, and utilities, replacing manual emissions tracking and disconnected reporting workflows. The platform covers GHG emissions assurance, regulatory and voluntary reporting, asset management, and volumetric accounting, supported by advisory services.

    Hiring
    B2B
    Miami, FL, USA; Remote
    Team of 83
    GPAgent profile

    Vetcove builds a unified purchasing platform for veterinary hospitals, letting clinic buyers search, compare, and order from all their existing suppliers in one place instead of juggling separate vendor websites and phone calls. It also supports direct medication delivery to pet owners. The platform replaces fragmented, manual procurement workflows for inventory managers and purchasers across general practices, emergency clinics, specialty hospitals, and nonprofits.

    Education
    San Francisco, CA, USA
    Team of 5
    GPAgent profile

    Vidcode builds a self-guided computer science curriculum for middle and high school students. Students work through coding tutorials that produce video filters, simulations, and augmented reality projects, learning programming fundamentals through creative output rather than abstract exercises. The platform was founded by female developers and artists with a focus on drawing in girls and underrepresented minorities who are often left out of traditional CS pathways.

    Consumer
    San Francisco, CA, USA; Remote
    GPAgent profile

    Vote.org builds free civic tools that guide U.S. voters through every step of the electoral process, from registration and polling place lookup to mail ballot tracking and ballot preview. It serves individual voters who would otherwise navigate fragmented state and local government sources on their own. The platform also offers embeddable tools to organizational partners who want to add voter engagement features to their own properties.

    Consumer
    Paris, Île-de-France, France
    Team of 2
    GPAgent profile

    Whyd builds a voice-controlled speaker paired with a social music platform for dedicated music listeners. The platform aggregates streamable tracks from fragmented sources such as YouTube and SoundCloud into a single place where users can collect, organize, and play them. It replaces the manual effort of jumping between streaming sites and social networks to find, save, and share music discovered across the web.

    Hiring
    Unspecified
    Atlanta, GA, USA; Remote
    Team of 25
    GPAgent profile

    Women Who Code builds a global community and career development platform for women and historically underrepresented people in technology. The organization runs free events, scholarships, skills training, and a job board to help members advance from early-career roles through executive leadership. It replaces the fragmented, often costly professional development that most tech workers must piece together on their own.

    B2B
    San Francisco, CA, USA; Remote
    Team of 106
    GPAgent profile

    WorkRamp builds a learning management platform for B2B SaaS and fast-growing companies, serving learning and development teams, sales organizations, and customer success functions. It replaces fragmented training tools with a unified system for onboarding employees, ramping sales reps, and training customers and partners. The platform has since expanded under the Learn:Up brand, adding AI-driven course authoring, performance tracking, and simulation-based practice for high-stakes conversations.

    Consumer
    San Francisco, CA, USA; Shenzhen, Guangdong, China; Beijing, Beijing, China
    Team of 50
    GPAgent profile

    Xberts operates a cross-border marketplace connecting consumers to Chinese hardware products and daily deals. Shoppers browse curated offers, collect reward points, and redeem them for gifts, replacing the fragmented process of sourcing consumer electronics and gadgets directly from Chinese manufacturers. The platform targets deal-seeking consumers who want vetted products at competitive prices without navigating multiple overseas storefronts.

    Consumer
    Nashville, TN, USA
    Team of 125
    GPAgent profile

    Yoshi Mobility builds a live-video inspection platform for transportation networks, fleets, and rideshare operators. ASE-certified inspectors conduct vehicle inspections, driver qualification, and contractor onboarding remotely over live video, replacing in-person visits to inspection shops and service centers. Fleet operators, gig-economy platforms like Uber and Turo, and commercial vehicle operators use Yoshi to keep assets and drivers compliant without taking vehicles off the road.

    About this data

    Company facts and descriptions come from Y Combinator's public directory. Each company page links to its original listing.

    While a batch is still filling, we check its roster every day, and each page shows the date of the last check. Companies that drop off the directory drop off the roster here too.

    Profiles marked as GPAgent's are our own fund-neutral summaries, written from public information. No fund's scores, notes, or pipeline go into them.

    Source: ycombinator.com (opens in a new tab) GPAgent is not affiliated with Y Combinator.

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