1000memories
20x200
A Bit Lucky
aboutme (acquired by AOL)
AdSafe
ADstruc
Artsy
BackType (acquired by Twitter)
BancBox (FKA NPN)
Bauble Bar
Betaworks
Big Think
BillGuard
BlockChalk
Bnter
Boundless Learning
Breezy
Brontes
Burstly
BuzzFeed
Candex
Canvas
Cardpool (acquired by Blackhawk)
Chartbeat
Chirply
chloe + isabel
Clickatell
Codecademy
COLOURlovers
Connectiva
Contently
Corduro
Coupang
Coursekit
DailyBooth
Datalot
DealBase
ExtensionFM
Factual
FanBridge
Fluidinfo
Formspring
Gerson Lehrman Group
GetMeIn
Gigwalk
Giiv
Gobble
GraphEffect
Greplin
GroupMe (acquired by Skype)
Hacker School
Harvest Automation
Heyzap
HomeRun
Hot Potato (acquired by Facebook)
Hotel Tonight
HowAboutWe
Hunch (acquired by eBay)
Ifttt
Ignighter
Internet Solutions (acquired by Dimension Data)
JoyTunes
Jump Ramp Games
Kuza
Link Medicine
Listia
LiveOps
Lovely (FKA Homeboodle)
Magazine Radar
Metamarkets
MileWise
Milo (acquired by eBay)
OLO (Formerly GoMobo)
OMGPOP
OPOWER (fka Positive Energy)
Pantheon
Posterous
Read it Later
Readyforce
SavingStar
SeatGeek
Send the Trend
Shareable Ink
SiteAdvisor
SkillShare
Skype
Soluto
StackExchange
StackMob
StarMe
Sulia
Svpply
Tello
The Trade Desk
thredUp
Trazzler
TrialPay
True Fit
Tutorspree
Uber
Utique
Vaultive
Venmo
Vimeo
Vook
Votizen
Zencoder
Zipongo