Boards

Board seats (with investment) - current

23andMe
Eventful.com
Meetup Inc.
NewspaperDirect
Voxiva
WPP Group
XCOR Aerospace
Yandex

Nonprofit boards

Commercial Spaceflight Federation (patron)
Eurasia Foundation
Long Now Foundation
Personal Genome Foundation
StopBadware.org
Sunlight Foundation

Advisory boards

AnchorFree
BatchTags
ChoiceStream
IBS Group

Investments

Internet/mobile

AdKeeper
Amicus
ChallengePost
Cognitive Match
Crowdbooster
Evernote (former director)
Factual
Facebook
Fancy
Flattr
Fluidinfo
GoodData
GridPoint
Jana
Ji Grahak Mobility Solutions
Knack
LinkedIn
Linkstorm
Linqia
Mashery
Payperks
School Loop
Skygrid
Social Bicycles
Sojo Studios
Sparked
Square
Technorati
Trusted ID
Zedo

Russia

AlterGeo
EPAM Systems
Ostrovok
TerraLink
VitaPortal
Zingaya

Health

Applied Proteomics
Crohnology
Eligible
Epernicus/Trial Networks
Genomera
GeriJoy
HealthEngage
Health Loop
HealthRally
HealthTap
Keas
Medical Algorithmics
Medivo
Omada Health
OrganizedWisdom
PatientsLikeMe
Patients Know Best (UK)
Resilient Networks Systems
Startup Health
Tocagen
Valkee (Finland)
VitaPortal

Aerospace

Icon Aircraft (light sport aircraft)
Nanoracks
Space Adventures

Past Investments (selected)

Airship Ventures (RIP)
Brightmail (acquired by Symantec)
Boxbe (acquired by eDataSource)
del.icio.us (acquired by Yahoo!)
Dopplr (acquired by Nokia)
Dotomi (acquired by ValueClick)
Dulance (acquired by Google)
Fathom Technology (sold to Epam Systems)
Flickr (acquired by Yahoo!)
Graphisoft (sold to Nemetschek)
Medico (acquired by Everyday Health)
Medspace (now part of WebMD)
Medstory (acquired by Microsoft)
MetaCarta (acquired by Nokia)
Netbeans (sold to Sun Micro)
ParaGraph International (sold to Silicon graphics)
Plazes (acquired by Nokia)
Postini (acquired by Google)
RealTravel (sold to Uptake),
Vizu (acquired by Nielsen)