Martin Kay
Founder | Managing Member at North Beach Partners LLC
Boston, United States
Martin Kay, Founder | Managing Member at North Beach Partners LLC is an active investor based in Boston, United States. This profile covers what Martin Kay backs, at which stage, and how founders can reach out in 2026.
Martin Kay is the Founder and Managing Member of North Beach Partners LLC, with prior experience at Bain & Company and Accenture.
Martin Kay invests in SaaS & Enterprise and Fintech, typically at Seed and Series A.
- Investor type
- VCAngel
- Stages
- SeedSeries A
- Invests in
- SaaS & EnterpriseFintech
- Location
- Boston, United States
- Typical check
- $625K
How to reach Martin Kay
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Cite this page
Round Funded. "Martin Kay." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/martin-kay
Frequently Asked Questions
Who is Martin Kay?
Martin Kay, Founder | Managing Member at North Beach Partners LLC is an active investor based in Boston, United States. Martin Kay invests in SaaS & Enterprise and Fintech, typically at Seed and Series A.
What does Martin Kay invest in?
Martin Kay invests in SaaS & Enterprise and Fintech, typically at Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Martin Kay invest at?
Martin Kay typically invests at Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Martin Kay's typical check size?
Martin Kay typically writes checks around $625K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.