Brian Sigafoos

Active Investor

Software Engineer at Square

Baltimore, Maryland

Brian Sigafoos, Software Engineer at Square is an active investor based in Baltimore, Maryland. This profile covers what Brian Sigafoos backs, at which stage, and how founders can reach out in 2026.

Investor type: Angel
Stages: Pre SeedSeed
Invests in: FintechPaymentsSaaS & EnterpriseConsumer & RetailConsumer Goods (CPG)E-commerce & D2CClimate & EnergyHardware & Deep Tech
Location: Baltimore, Maryland
Typical check: $150K
Past investments: 2

Notable investments

PlaypassPeacePlayers International

How to reach Brian Sigafoos

Angels and operators like Brian Sigafoos reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.

Frequently Asked Questions

What does Brian Sigafoos invest in?

Brian Sigafoos invests in Fintech, Payments, SaaS & Enterprise and Consumer & Retail, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.