Explore
Companies
Investors
Top 50
Streams
Trending tech news
Latest investments
Latest acquisitions
Products
Automate
Trackers
Innovation Services
About Index
Index
By TNW
Log in
Register
PassivSystems
49
PassivSystems
Sustainability
Clean Technology
Tweets from Colin Calder, CEO and Founder of leading home-energy management company PassivSystems covering our products and ways to reduce your energy bills.
Suggest edits
Founded
2008
Follow us
Companies in the same industry
Playground Energy
Loop
ORBITAL SYSTEMS
Crosslux
Primus Power
LIFX
Re-Nuble
Better Place
EnerNOC
Sapphire Energy
Alexa global traffic share
