YC Companies/Summer 2005

YC Summer 2005 Data Room

9 companies·Last synced Apr 5, 2026
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9 of 9 companies
MarketPublic ProfileFoundersLinks
B2B
B2B -> Security
San Francisco, CA, USA

ClickFacts is a Malware Software Solutions company for buyers and sellers of online media. Its automated plug and play malware discovery solution tests online ads (SWFs & 3rd Party Ad Tags) and web pages within websites …

11
Greg Gurevich
Mikhail Gurevich
Mikhail Ledvich
B2B
B2B -> Analytics
London, England, United Kingdom

What is Infogami? The art of transforming data into meaningful information. Infogami Business Intelligence (BI) solutions turn raw data into information that enables businesses to gain insights, improve decision making…

2
Aaron Swartz

We're the best online calendar solution to ever exist. Period.

B2B
B2B -> Productivity
Cambridge, MA, USA
Calendar

Kiko is a web calendar for anyone who wants to keep and share a calendar online. Kiko excels at three main things: * Universal access: Kiko integrates with your mobile phone and AIM and lets you access your calendar f…

Emmett Shear
Justin Kan
Consumer
Consumer -> Social
Mountain View, CA, USA

Loopt, based in Silicon-Valley and backed by leading venture capital firms Sequoia Capital and New Enterprise Associates, has created an interoperable social-mapping service that allows individuals to use their location …

11
Sam Altman
B2B
B2B
Somerville, MA, USA

Better Desktop search solution.

Zak Stone
B2B
B2B -> Infrastructure
Mountain View, CA, USA

Parakey was founded in early 2006 by Blake Ross and Joe Hewitt of Mozilla/Firefox fame. Little has been revealed about what Parakey will actually do, but it has been touted as both a platform and set of applications that…

2

The frontpage of the internet.

Top Company
Consumer
Consumer -> Content
San Francisco, CA, USA
Community
Social Media
Social

Founded by Steve Huffman and Alexis Ohanian in 2005, Reddit is an online community where users submit, vote, and comment on content, news, and discussions. Nicknamed "the front page of the internet,"​ Reddit is one of th…

2000
Steve Huffman
Consumer
Consumer -> Social
Wallingford, CT, USA
Public profile enrichment pending.
Fintech
Fintech -> Consumer Finance
Redmond, WA, USA

Founded in 2005, TextPayMe is an SMS payment service that lets you send money to other people using cell phone text messaging. TextPayMe lets you send money to anyone else in the US with an SMS-capable cell phone, and wh…

11
Phil Yuen