Grant Demaree is the founder of Onebrief. Onebrief has raised $103M, most recent round: Series D (2026). SaaS · Honolulu, HI.
Grant Demaree is the founder of Onebrief. Onebrief operates in SaaS and is based in Honolulu, HI. Onebrief has raised $103M, most recent round: Series D (2026). Backers on record include David Fisher, Gavin Tasker, 9Yards Capital, Battery Ventures.
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 SaaS journeys in Honolulu — who backed them, at what stage, and how much they raised.
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