Home / Investors / AltimeterALInvestorAltimeterInvestment profilePortfolio in index2Top categoriesFintech, Open SourceMost active atSeries C, Series BTop citiesSan Francisco2 portfolio companies in the indexMTModern TreasuryPayment ops infrastructure for B2B businesses.FintechยทSeries CABAirbyteOpen-source data movement platform.Open SourceยทSeries B