Jonathan Romanowski

Active Investor

Senior Staff Software Engineer at National Funding

San Diego, California

Jonathan Romanowski, Senior Staff Software Engineer at National Funding is an active investor based in San Diego, California. This profile covers what Jonathan Romanowski backs, at which stage, and how founders can reach out in 2026.

Mr. Jonathan Romanowski is an Angel Investor. Mr. Romanowski was a Technical Co-Founder at SimpleForms. He is a full stack engineer with 10 years of professional experience in javascript, developing robust web applications for the last 6 years. Worked as Engineering Lead of multiple teams and have professional experience as being part of an innovation team with specialty on producing proof of concept products to a market to see if they will gain traction.

Investor type: Angel
Stages: Early Stage VentureSeed
Invests in: FintechPaymentsLending & CreditSaaS & Enterprise
Location: San Diego, California
Typical check: $375K
Past investments: 2

Notable investments

Five FacesOptii

How to reach Jonathan Romanowski

Angels and operators like Jonathan Romanowski 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 Jonathan Romanowski invest in?

Jonathan Romanowski invests in Fintech, Payments, Lending & Credit and SaaS & Enterprise, typically at Early Stage Venture and Seed. Match your sector and stage, then reach out with a personalized pitch.

How do I contact Jonathan Romanowski?

Unlock Jonathan Romanowski's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.