Co-Founder at Third Sphere · Joined 2013
View Live Interactive Profile →Shaun Abrahamson is a co-founder of Third Sphere, the climate venture firm that began in 2013 as Urban Us. His Third Sphere bio states he oversees venture investments, founder coaching and relationships across the firm's network of customers, investors and partners, and that he angel invested in over 20 firms between 2007 and 2013. Before the firm he built and exited MediaSentry, which was acquired by SafeNet, as well as Starmedia Network and govWorks, and his bio dates his climate work to MIT CADLab in 1997. He is listed on the Urban Us Fund III, LP Form D (2019) as Managing Member of the General Partner and on the Third Sphere Fund IV, LP Form D (2022) as Managing Partner. He wrote the February 2022 post announcing the rename from Urban Us to Third Sphere. His Third Sphere team page gives his title as Co-Founder; the Fund IV Form D and the Impact Capital Managers board page use Managing Partner for the firm's co-founders.