Arn Menconi served as an Eagle County Commissioner from 2000-2008. He has served on various nonprofit boards, working on issues of community development, affordable housing and early childhood education. He is focused on issues of long-term energy sustainability and end to the military industrial complex, toward addressing the climate change crisis.

Arn Menconi is the Colorado Green Party U.S. Senate candidate in 2016. He appeared at the Mercury Cafe Denver on August 28,2016.