AngelList

Skype meets the Khan Academy for live language tutoring

An identity and reputation system for the web.

a peer-to-peer marketplace for services.

Marketplace for senior care

Mosaic is an online marketplace that connects you to invest in local clean-energy projects

eBay for charity

AirBnB for office space

The one-to-one Khan Academy

Live Entertainment's P2P Secondary Ticketing Marketplace

Get a ride instantly from a community of reliable drivers.

ebay of Services

Zipcar for bicycles. Call or text, unlock, and ride.

a video education platform for hobbyists

Trust in the Sharing Economy

Video Acceleration enabling buffering-free VoD and substantial cost savings

peer to peer recommendation engine

Airbnb for all vehicle types.

Full service property storage - We're self-storage, without the self!

Food, Kitchen Surfing, Friendly community, home-cooked meals,

"Web-based Skype" meets "Chatroulette." - Video chat with friends and meet new people.

Airbnb of India. Oravel connects people who have space to share to people who need space.

eBay for Product Rentals

Peer-2-Peer marketplace for Scandinavia and Northern Europe

The Airbnb for recreational vehicles/vessels

Mobile ridesharing service for b2b and c2c with a global and disruptive potential.