What does Michael Ahearn invest in?

Michael Ahearn at True North Venture Partners (Phoenix, Arizona, United States) — sector focus: Climate.

How do I contact Michael Ahearn?

Michael Ahearn's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.

Where is Michael Ahearn based?

Michael Ahearn is based in Phoenix, Arizona, United States.

Michael Ahearn, True North Venture

About Michael Ahearn

Michael Ahearn is the founder and managing partner of True North Venture Partners, a Phoenix-based venture capital firm he launched in 2011 after serving as CEO of First Solar from 2000 to 2009. His investment thesis targets early-stage cleantech and sustainability companies in the energy, water, agriculture, and waste sectors, with a focus on technologies addressing low-carbon infrastructure and water solutions. True North typically invests between $100,000 and $25 million per deal and is willing to lead investments, operating as a perpetual holding company to provide long-term capital support. Notable portfolio companies include Emefcy, a wastewater-treatment firm acquired by Fluence Corporation in 2017, and the 2025 merger of Nanostone Water and Solecta into Acuriant Technologies. Ahearn previously worked at BDT Capital Partners and Goldman Sachs and co-founded JWMA with John T. Walton before launching True North. He emphasizes patient, long-horizon capital for sustainability innovation but has no widely cited public writing or distinctive published point of view beyond firm communications.

Michael Ahearn at a glance

Role: Founder & Managing Partner
Organization: True North Venture Partners
Location: Phoenix, Arizona, United States
Investor type: Venture Capital
Focus areas: Climate

Frequently asked about Michael Ahearn

What does Michael Ahearn invest in?: Michael Ahearn at True North Venture Partners (Phoenix, Arizona, United States) — sector focus: Climate.
How do I contact Michael Ahearn?: Michael Ahearn's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.
Where is Michael Ahearn based?: Michael Ahearn is based in Phoenix, Arizona, United States.

Details on this investor come from filing and round data held in the StartupFundraising directory, refreshed on ingest. Founders use profiles like this one to qualify fit and to shortlist investors in Phoenix.

Michael Ahearn, True North Venture

About Michael Ahearn

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