[1] It is based in Fort Collins, Colorado, Envirofit was founded in 2003 by Tim Bauer, Nathan Lorenz, Paul Hudnut, and Bryan Willson.
[2] Envirofit International began in 2003 as an adjunct program to the Colorado State University Engines and Energy Conversion Laboratory.
The first product was a retrofit direct injection technology to reduce pollution from two-stroke cycle vehicle engines in the Philippines.
[3] In 2007, Envirofit partnered with the Shell Foundation's Breathing Space Program to develop clean cooking stoves.
[5] In 2009, Lorenz and Bauer were named Heroes of the Environment by Time magazine.