Overview
Ian Sigalow serves as a Board Member at Reflexivity [1]. Sigalow is Co-Founder and Managing Partner at Greycroft, a position held since May 2006 [3], bringing over 20 years of experience in seed-to-growth venture capital across fintech, consumer marketplaces, enterprise software, healthcare, insurance, and media [2]. Sigalow holds additional board positions at Fetch [4], Sequen AI [5], HealthVerity [6], Newton Research [9], and Pie Insurance [10], along with board observer roles at Palmetto [7] and Public.com [8]. Sigalow earned a Bachelor of Science from Massachusetts Institute of Technology [11] and an MBA from Columbia Business School [12].
Profile introduction
As Co-Founder and Managing Partner at Greycroft, I have over 20 years of experience in seed-to-growth venture capital, investing in and supporting innovative companies across multiple sectors, including fintech, consumer marketplaces, enterprise software, healthcare, insurance, and media. My mission is to empower entrepreneurs and help them scale their businesses.
Career history
- Co-Founder and Managing PartnerMay 2006 to presentGreycroft
- Board MemberNov 2018 to presentFetch
- Board MemberMar 2025 to presentSequen AI
- Board MemberApr 2016 to presentHealthVerity
- Board ObserverJul 2026 to presentPalmetto
- Board ObserverJan 2019 to presentPublic.com
- Board MemberDec 2023 to presentNewton Research
- Board MemberJul 2018 to presentPie Insurance
- Board MemberReflexivity
- Board MemberSequen
Education
Bachelor of Science - SBAug 1997 - May 2001Massachusetts Institute of Technology
MBA2004 - 2006Columbia Business School
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