Mark Liffmann is the founder of Omnidian. Omnidian has raised $120M, latest Series C $87M (2025). Climate · Seattle, WA.
Mark Liffmann is the founder of Omnidian. Omnidian operates in Climate and is based in Seattle, WA. Omnidian has raised $120M, latest Series C $87M (2025). Backers on record include Luke Antal, Steve Smith, Tae Hea Nahm, Alumni Ventures, Evergy Ventures, National Grid Partners (utility LP insight).
This founder profile draws on disclosed rounds, filings and investor records in the StartupFundraising database and is updated as new funding is recorded. Founders raising now use profiles like this one to study comparable Climate journeys in Seattle — who backed them, at what stage, and how much they raised.
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