Location
United States, North America
Cheque size
$100K - $50M
Investment Stage
Seed
Series A
Focus Areas
SaaS
FinTech
Enterprise
Privacy / Security
About Investor
Mark Fiorentino is a Partner at Bain Capital Ventures in San Francisco, and he previously spent nearly six years at Index Ventures (including as a partner per published coverage and profiles). He backs companies in fintech, AI apps, and vertical SaaS, with a tilt toward growth-stage outcomes. His background includes being an early employee at Stripe, plus earlier stints in investment banking (Goldman Sachs) and private equity (GI Partners).
Previous investments
Grain
33M |2025
Loop
35M |2023
Mercantile
15M |2022
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