We are alternative energy leaders – as investors, developers, operators, and strategists.

© 2021 AltEnergy LLC. Broker/Dealer services provided by Pickwick Capital Partners LLC, Member FINRA / SIPC

Our mission is to apply our financial and organizational capital to create and advance opportunities in the alternative energy sector globally.


AltEnergy, LLC (AE) was founded by Russell Stidolph in 2006 after he launched the cleantech venture/private equity investing practice at J.H. Whitney & Co in 2000*. At Whitney, Russ led some of the U.S. market’s first large scale, successful, alternative energy transactions. He co-founded companies such as Hawkeye Renewables which grew into the third largest ethanol producer in the U.S., and Iowa Winds, which had developed one of the largest wind power portfolios in Iowa at the time. Since its inception AE has been a founding or lead investor – and active corporate development or management partner — in several significant alternative energy projects and businesses including Tres Amigas, Viridity Energy, Eos Energy Storage, Broadview Energy, Western Interconnect, Iowa Winds, and Anbaric Energy.


* “AE” will be used on this website to reference the investment activities of AltEnergy LLC, its subsidiaries and affiliates, and Russell Stidolph..

AltEnergy, LLC
137 Rowaton Avenue
Rowayton, CT 06853

(203) 299 – 1400