Braintrust funding Braintrust funding profile: 63M total raised. Latest round: Series B. Backed by General Atlantic. InvestorsGeneral Atlantic Fundraising guidesHow Investors Actually Review Pitch DecksHow to Engineer an Oversubscribed Fundraising RoundHow to Build a Startup Culture That Wins More company funding profilesBraleBramble EnergyBrainStorm Cell Therapeutics Browse the company funding database · Browse investors · Fundraising library All companies by funding raisedCompanies page 2San Francisco startupsNew York startupsLondon startupsBoston startupsAustin startupsSeed stage companiesSeries A stage companiesSeries B stage companiesSeries C stage companiesGrowth stage companiesIpo stage companiesStartups funded in 2026