AngelList

Smart energy management in the cloud. Low cost, no touch, instant payback.

OPOWER for Water

Expedia for Electricity

A better way to bike

Smart data center power management

Social game mechanics to change how utilities engage their customers.

Cloud-based Energy Management Software

Cloud Analytics for Sensor Telemetry

Energy efficiency for the rest of us. Finally.

Mint.com for energy

User controlled window tinting

Energy efficiency by design

Software for commercial buildings.

Ultra-efficient and green IC Engine that will revolutionize the $350 B IC engine industry

Building Energy Intelligence

Klout for Energy (Greenstart '11)

Energy analytics for global supply chains.

free wireless global energy

Telecom RAN peak demand management

Energy Efficiency, meet Social Networking (TM)

IT platform for energy-efficiency contractors

Energy Managment SaaS

Business intelligence for clean energy

Bringing the cost of owning things to the shopping experience.