Airbnb
Book accommodations around the world.
San Francisco, US
Founded in 2008
11 companies founded in 2008.
BackType
BackType was an analytics company acquired by Twitter in 2011
San Francisco, US
Claimspotting
Claim and conquer your city
Dropbox
Backup and share files in the cloud.
San Francisco, US
Machine Zone
Pioneers of mobile social gaming.
Palo Alto, US
Poll Everywhere
Interactive meetings and presentations
San Francisco, US
Presto
Digital meets physical for big chain restaurants
San Carlos, CA, US
reMail
Email search for iPhone. Acquired by Google in Feb 2010.
CA, US
Tipjoy
social micropayments
Vote.org
San Francisco, US
WePay
Payments for platform businesses.
Redwood City, CA, US