← Back to exploreCO2Stats
B2BReported founding year: 2007Boston, MA, USA
Social and environmental web analytics. Acquired in December 2016.
CO2Stats aims to help website owners understand the electricity usage and related carbon emissions associated with site usage, and then helps site owners manage their carbon footprint.
The company calculates the greenhouse gas footprint of visits to your site, based on locations of your visitors and servers, computer types, window and monitor sizes, local fuel mixes, download sizes and times.
Every month CO2Stats purchase Green-E certified Renewable Energy Certificates to offset your site's CO2 footprint. Users can inspect your certificates and other environmental statistics by clicking on your CO2Stats badge.
Funding Timeline
No funding rounds recorded yet.
Founders & Leadership
Alexander Wissner-Gross
Founder, President & Chief Scientist
Timothy Sullivan
Co-founder
Signals
- Pressurl: https://news.google.com/rss/articles/CBMid0FVX3lxTE1icE5EeGVaZ291ZnBhekJESk5JWVoyTkdUN1p6VVhiR3o4d3FxVTYyQkNhOGNEOVg2cUdpVGJ0Ql9Pdi1fZXBaMmNOYkJCYlhjZmhQNFgxbUlrb0todFN6c3pRZEhpUmtDUmZPNlVzNndrQ0IwQldj0gF8QVVfeXFMUG1NVjRrdUJ4d0tNVmItSU84UlhNMTR3WXFEQ3BwdWF2WDgyVlRRRHRQQ3hVeF9ZbnBLY1hITjNZT1JidC00aFkwYlpMZ2pSd0g5SXBNZ0dxSnk1cUZ6ajhGN1g1Q3VuUnZGLTNfVFM2SGhBREd2R1otM19fSA?oc=5 · headline: Save the Planet by Surfing the Web, 'Green' Websites Promise - ABC News · publication: Breaking News, Latest News and Videosgoogle_news · 10/1/2026
- Pressurl: https://news.google.com/rss/articles/CBMimAFBVV95cUxPZlNhZDNabC1SMUxlNE1NNEVPQWI3VmhuaDM3MThFcGVuRTUyNFhzMVBNaDJIX1VZbGNsREV5M1F0elZ1Um9ja1o0U2haYlBDenJfSmhJMDRDOS0tcHVEbFNlbjIxX2FjbS1ScDh5Q1BLbEpBVmFWNEYyeTRnajZSNFo1eTBiVXBCcTlXMjl5ZFZmUzRZNVVxUA?oc=5 · headline: Leo Hickman on the carbon cost of Googling · publication: The Guardiangoogle_news · 9/15/2026
- Pressurl: https://news.google.com/rss/articles/CBMiT0FVX3lxTE5MVGdhVWwwei1vWHoxMmdlbjhXZ3Z5dGpoaTVOX1d0RjFvWVBYY2VOUTMzeV9WSTk1dHJaUklhcEhNRWNtUVlOTU9SLWkzOGc?oc=5 · headline: 'Carbon cost' of Google revealed · publication: BBCgoogle_news · 9/15/2026