Sam Purtill

37signals

Project management tool.

8aweek

Save time online.

AcousticSpot

Social music search engine and playlist website.

AdGrinder.com

AdGrinder.com enables anyone to create a custom video advertisement in less than 5 minutes, by simply uploading still images.

Advantage Consulting Services (ACS)

Providing Important Resources to internet companies interested in new age technologies, social media, and search optimization.

Advertising Rating Company (ARC)

Advertising analytics.

Align Technology

Am I Worth It?

A place for students to meet other (hot) students.

Anywhere.FM

Anwhere.FM is a powerful web music player that allows you to upload your music, play it anywhere, and discover new music through friends.

AppBakery

Web development company creating dynamic database driven websites. Specializing in PHP, MySQL, HTML/CSS, Flash, Photoshop & Illustrator.

AppLoop

AppLoop is an advertising solution for mobile applications that allows advertisers to highly target users based on real-time location.

Arbor Software

A pioneer in OLAP technologies, Arbor Software created a multi-dimensional database technology suited to analysis of aggregate data. The company merged with Hyperion Solutions to become Hyperion Software and was recently purchased by Oracle.

Auctomatic

Ebay selling utility - now acquired by Live Current Media

BBXchange

BBXchange for BlackBerry PINs allows you to manage, create a community and share PIN and contact details from your BlackBerry with other BBXchange users.

Blip.fm

Online radio station DJ'ed by you and your friends

blockr

blockr | find posts

Bonobos

Bonobos are pants that solve problems. They're better fitting, better looking, better pants.

Boso

Site for students to trade stuff with each other.

Bright Lightbulb

Bright Lightbulb connects high school students in developing countries with mentors in leading universities and research labs in the world. Young students participate in cutting edge research projects, network with role models and work on start-...

Buy Me To The Stars

An ill-fated attempt to cash in on the Million Dollar Homepage craze by trying to obtain $200,000 to get a seat on the Virgin Galactic SpaceShipTwo when it launches! In total I raised a grand total of $360! However, the experience and knowledge ...

Chloris Flowers

Upcoming Norwich-based florist, known for custom, contemporary designs. The only Double GOLD Winner of UK Flower Shop of the Year (2006 and 2007).

CJReport

Wiki-like citizen journalism website.

Clean Zap

Company directory, company information repository and company information aggregator. Provides a competitive advantage to companies whereby their information (both official & community driven) becomes very easily discovered, distributed and absorbed.

Clickits

Online advertising agency

Clickpass

We're OpenID made simple and we're launching soon.

Cloudera

Bringing Big Data to the Enterprise with Hadoop.

College Media

I’ve been kicking this idea around for awhile and felt like publishing it because 1) ideas are cheap and 2) the amount of energy/passion required to execute on this idea are so great that I think the only people that could do it need to contact me.

ConsensusView

ConsensusView.com is a prediction market for the financial markets

CouchTycoon.net

The CouchTycoon P2P Venture Market "Create. Invest. Control. Trade." CouchTycoon is a "Prosper" or "Zopa" for start-ups and any other kind of venture.

Crazyegg

Internet Analytics

Crowdstorm

Impartial buying advice from a crowd of trusted people

Damp Flame Design

Small design firm, specializing in website, print, apparel, and other design.

Decisions For Heroes

"Helping emergency services save lives by making better decisions".

Designjunkies

prototyping!

Diaspora Investor

Diaspora Investor (DI) exists to discover opportunities, to make connections, and to manage investments overseas.

dictionarysquared

to revolutionize the way people learn vocabulary

Digg

Digg is a user driven social content website

Disqus

A webwide discussion community for blogs.

Driverside.com

A consumer destination website in the automotive market

Dropbox

Changing the way people think about storing and sharing their files. Y Combinator funding in summer 2007.

drumtable.com

Drumtable.com gives our expanding community of users the tools they need to share their passions with family and circles of friends through stories, images, and videos.

EGG HAUS

EGG HAUS is a San Francisco based product and experience design firm.

Embrace

Stanford spin-off commercializing a $25 incubator for premature infants in developing countries.

Enternships.com

A place for people to find internship opportunities at small companies.

Flickhoppr

Social movie swapping.

FourSquare

Foursquare, is a Hot New Phone App for location based social networking. Think of it as Dodgeball on Steroids

FunWall

A facebook app which replaces the regular facebook wall and lets you add videos, photos, sketches and more!

Future Delivery

Future Delivery creates a virtual world that makes people's real lives more successful

GarnishBar

GarnishBar helps you find, share and discuss your favorite mixed drink recipes.

GenWeSolve

Generation We Solve--Young People Creating Solutions for the World's Most Pressing Needs. (Social Entrepreneurship). www.generationwesolve.com

GigMaven

GigMaven helps musicians and live music venues book gigs online.

Golfsite

Golf Site for all the web 2.0 golf fans

GreatAfter

stealth mode

Heysan

heysan! is a mobile instant messaging service that supports AIM, MSN, ICQ and Google Talk.

HolyLemon

Started off as a place where I uploaded the Flash animations I made, and has now grown over four years into a fully-fledged, profitable entertainment destination. It was one of the first humor sites to embed video into the browser (old school no...

homework

Facilitate the entire learning process, from A to Zed

Inigral, Inc

THE SOCIAL WEB FOR EDUCATION.

Insight: A Semantic Filesystem

An innovative semantic file system, originally written for a Masters thesis. Details are currently available at http://www.dmi.me.uk/insight/

Inspired

'Give Your Venture a Vision'. Identity design for a range of organization and products.

Inventigo

Inventigo FastXML is a patent pending software technology for generating model-driven performance tuned XML parsers which parse and process XML documents substantially faster than other known methods such as DOM, XMLBeans, SAX or StAX.

Justin.tv

Justin.tv is most trafficked site online for live video broadcasts.

Kiva

Kiva lets you connect with and loan money to unique small businesses in the developing world. By choosing a business on Kiva.org, you can "sponsor a business" and help the world's working poor make great strides towards economic independence. Th...

Kongregate

Kongregate is a casual gaming social network company. The site provides a platform for users to earn points and easily interact, as well as a place for independent developers to create games.

Lightbox LLC

Lightbox is a social media consultancy which develops and designs facebook applications, flash widgets and provides strategic oversight on how to make the most of viral media.

LinkedIn

World professional network for business applications: people search, answers, profiles

Listen.IM

Find and Listen to to a buttload of music. Searches YouTube, Seeqpod, ProjectPlaylist, SoundPedia, Deezer, HypeM, Elbo.ws, and SideLoad in real-time.

Mahalo

Mahalo is a human powered search engine founded by Silicon Valley veteran entrepreneur Jason Calacanis. Results are generated non-algorithmically by a team of profile builders who create pages for se...

Maxlingo

Maxlingo specializes in driving business revenue for Health, Food, and Retail businesses.

Mendocino Energy

At this emerging renewable energy incubator, energy policy is created as green energy technologies and science move swiftly from white boards and white papers to testing, refinement and implementation.

MILE.fm

A square mile of pictures, at 72dpi.

mobibucks.com

MobiBucks is a free and secure payment solution that lets you pay for everyday purchases using just your cell phone number and a 4 digit PIN. Start using MobiBucks today and... * Leave your wallet at home * Never have to worry about h...

Mochi Media

Mochi Media is an online gaming network that reaches over 100 million unique players a month. The company's suite of products are designed for game developers and publishers to monetize, track, and distribute Flash games.

MonVia

MonVia is a business and technology accelerator built by entrepreneurs for entrepreneurs. Our goal is to help people with smart ideas get their products to market and reach profitability as quickly as possible.

MonviaTech

At Monvia Tech, we make your web idea a reality - efficiently and quickly! We listen to what you want and make sure you have exactly what you need, up and running in record time. And at a price tag that will pleasantly surprise you.

MoreMap

Moviestorm Limited

Anyone can make animated movies.

NeuroBet

NeuroBet is a neural network based stock market/betting market prediction tool implemented as a web service.

NK Sport

Product: ELCOUNT The first electronic counting system for badminton, tabletennis and volleyball. Sold all over Denmark and will introduced in Germany and Sweden this year.

OMGPOP

OMGPOP (formerly known as iminlikewithyou) is a free online multiplayer game site that specializes in social games

omnisio

online media platform

OpenDNS

Provide world-class DNS and help people navigate the Internet.

Pamparam.md

Moldavian online music magazine

Pandora

Pandora is a personalized Internet radio service.

Partial Comfort Productions

Partial Comfort Productions is a not-for-profit ensemble devoted to the development and production of innovative theatrical events.

Patent Writing Project

pedalr.com

pedalr.com is a sports startup changing the world by... providing a common marketplace for people who love, ride, sell an manufacture bikes and bicycle related products.

peerdreams.com

PeerDreams is a fun and interactive way for folks who want to help sponsor someone else's idea or cause a medium to promote and express their support above and beyond just donating money.

Pitchero

Pitchero is an online platform specifically designed for semi pro and amateur sports clubs. We aim to build a community of players, supporters and fans on one platform, allowing them to share videos, photos, match reports and stats.

Playfire

We're doing social networking for gamers, with some exciting new stuff :)

PlayStation Universe

Largest independent PlayStation site worldwide. Took strategic investment from Gorilla Nation Media, one of the largest ad sales companies in the US. 7.5m pageviews & 120,000 members.

PowerMundo

PowerMundo will develop & disseminate affordable renewable energy solutions. Initially, PowerMundo will tackle the challenges of indoor air pollution and the lack of access to reliable electricity by disseminating clean cook stoves & solar lights.

Pownce

Pownce is a way to send stuff to your friends. What kind of stuff? You can send just about anything: music, photos, messages, links, events, and more.

Prana Publications

Yoga publishing

Puzpix.com

We're building a kickass community around solving puzzles. Website is currenly beta 0.1. But we're iterating rapidly. Current website was created in less than 8 hours. Look for more addictive features to come.

Qik

A mobile application that allows you to stream live video from your cell phone and broadcast your life to the world LIVE!

Radar.io

Find and follow conferences

Retiarius

Website design and construction company, specialising in custom requirements. Also provide graphic design, education and consultancy services.

Roomorama

Peer-to-peer platform for short-term rentals

SaneBull

Financial all in one web tool with all data points updated in real time.

Sapna Magazine

Our mission is to be a platform for the South Asian American woman's cultural identity: A place where South Asians can discuss their issues, relate to their interests, and find information tailored to their needs.

Scoopler

Scoopler is a real-time search engine for discovering what people are talking about on the internet right now.

ScriptLance

ScriptLance is a service that connects programmers with webmasters that need custom programming done for their websites. Much like an auction, programming projects are posted and interested programmers bid on them.

SecondMarket

New York-based SecondMarket is a centralized marketplace for illiquid assets, such as auction-rate securities, bankruptcy claims, CDOs, limited partnership interests, MBS, PRIVATE COMPANY SECURITIES and restricted securities in public companies.

Shred 2 Win

Enabling elite athletes, particularly from X-Games sports to attract sponsorship and fan interest via a media & community website. Sponsor and endorser companies can showcase their team, the equipment they use and the competitions they enter.

Silverback

Spontaneous, unobtrusive usability testing software for designers and developers. Silverback makes it easy, quick and cheap for everyone to perform guerilla usability tests with no set-up and no expense, using hardware already in your Mac.

SimpleBucket

Simplebucket is photo hosting made easy for everyone! Once you upload your photo, your images gets it own Simplebucket page with a bunch of nice features. Add notes, comments, ratings. Release2 is now live!

SkilCheck

SkilCheck employs mystery shoppers to call their client's businesses and then scores those calls based on certain criteria

Slash Drive

Slash Drive, Is a virtual Flash Drive for students. It helps connect students to teachers with ease.

Slide

New online media startup headed up by the founder of PayPal, Max Levchin. Backed by Mayfield Fund, Blue Run Ventures, Khosla Ventures and the Founders Fund.

Snaptalent

Snaptalent makes it easy for companies to reach out to who they really want to hire, in an engaging and highly targeted way.

Snapvine

Snapvine is the most popular and fastest-growing way to add voice to your social network or website.

Social Networks and Water Provision to the Poor

This is my doctoral thesis project. Quantitative and qualitative methods are used to collect data on 600 organizations that provide water in Argentina. Social network analysis is used to understand how the structure of the network to which thes...

Socializr

Socializr is a free web service for sharing event and party information with your friends.

Songkick

We love live music.

Sqworl

Sqworl combines multiple URLs into one sqworl URL with a nice and simple interface.

Student Circuit

Student Circuit is a Non-Profit Organization committed in making a difference by imparting social element in the educational level at all colleges and universities. The basic idea is to bring a global change in the developing countries through l...

TechCrunch

TechCrunch is a network of technology-oriented blogs and other web properties.

Teens in Tech Networks

To provide a media outlet for teenagers to access, and submit content.

TennisPoint

TennisPoint.com is a website for tennis players!

The Lab

An exercise physiology business for sports people, general population and people with chronic disease, illness. Recently taken a big step into providing corporate wellness advice to a number or Australian companies. Currently 5 people working...

ThisNext

ThisNext is a social commerce site where people recommend their favorite products so others can discover whats best to buy online. It blends two powerful elements of real-world shopping otherwise lost...

TickerGram

TickerGram is a breakthrough persistent search application that parses the blogosphere and various media sources for corporate news and determines the sentiment toward each company mentioned in incoming articles.

TinyLoad

File distribution service launched as a learning experience with Amazon's web services. Tinyload allows people to upload a 100MB file and we distribute it to sites like MegaUpload, MediaFire, RapidShare, DivShare, and Amazon S3.

to.uri.st

Putting tourist information on the map.

TokBox

TokBox is a web-based video chat application that lets you connect with your friends in seconds.

Top Friends

A Facebook application which lets you add a box of up to 32 of your top friends to your profile. As of October 07, the top app on Facebook with 3M daily users.

TradeVibes

The best way to discover and learn about hot new startup companies

TradeWithPros.com

Proven Techniques, Positive Performance, Ongoing Education

trendessence

An online video ad network which provides powerful monetization tools for online video producers.

TweetTweet.me

TweetTweet.me is an internet startup changing the world by making it easier for developers and users of Twitter applications to interact with each other.

Twitter

Twitter is a service for friends, family, and co–workers to communicate and stay connected through the exchange of quick, frequent answers to one simple question: What are you doing?

TwitterCounter

TwitterCounter is Feedburner for Twitter. TwitterCounter tracks Twitter users and displays attractive stats to everybody interested. Bloggers can add a simple button displaying the number of Follower...

UrWorkSpace

Water for the Urban Poor in the Southern Workshop

Large urban agglomerations in Latin America are growing rapidly without offering potable water service to poor inhabitants, especially in peri-urban districts. Recently, water cooperatives and other small scale providers have generated excitemen...

WeGame

A service that allows gamers to record what they do in video games.

www.LongIslandClothing.com

www.LongIslandClothing.com offers stylish, comfortable, and fun t-shirts both for and by Long Islanders.

Xobni

Xobni is the Outlook plug-in that helps you organize your flooded inbox.

Y-Fi (Youth Finance)

Y-Fi (Youth Finance) prepares the next generation of youth for financial responsibilities of daily life.

Yelp

A way to find and share the best local businesses.

Yoga Retreat

Yoga Retreat is an hour of spoken yoga instruction on CD, from one of the UK's top teachers, Joan Stonehouse. It's designed to supplement taught classes as you move toward independent practice.

Zambino

Zambino is the first video advertising network geared toward connecting advertisers directly with content producers.

Zivity

...

Zurock Inc.

Developing Innovative Social Applications for Facebook