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    Bonaventure Capital

    Birmingham, Alabama, United StatesFounded 1998

    Founded in 1998 and based in Birmingham, Alabama, Bonaventure Capital provides private and public market investment solutions to B. L. Harbert and a select group of aligned investors, with focus areas including growth equity, clean energy, medical diagnostics, and fintech.

    Their most common stage is series-a (40% of deals). Average disclosed round size is $13.4M (across 10 rounds with reported amounts).

    Find people at Bonaventure Capital on Goldilocks AI

    Portfolio

    10

    Fund Size

    —

    Top Stage

    Series A

    Last 12 Mo

    0

    Team

    Billy Reiser

    Billy Reiser

    Founding Partner

    Steve Dauphin

    Steve Dauphin

    Founding Partner

    Carter Burleson

    Carter Burleson

    Investment Director

    Portfolio Breakdown

    Stage Distribution

    Sector Distribution

    Investment Activity

    DealsAvg Round Size

    Portfolio

    10 investments
    CompanyRoundAmountDate
    Tango Tango logoTango TangoUnknown$5.8MJan 2025
    Iyris logoIyrisSeries A$16MJan 2024
    Nalu Bio logoNalu BioSeries A$12MJan 2023
    Mad capital logoMad capitalSeed$4MDec 2022
    CConservSeries A$3MMay 2022
    HappyCo logoHappyCoSeries B$52MJan 2022
    Second Nature logoSecond NatureSeries C$16.4MMar 2020
    Rachio logoRachioSeries B$10MMar 2018
    FilterEasy logoFilterEasySeries B$6.9MJul 2017
    BBraxton TechnologiesSeries A$8M—

    Top Co-Investors

    Last updated: 7 October 2026