Jay Martin, principal at martin family office is an active investor based in yonkers, United States. This profile covers what Jay Martin backs, at which stage, and how founders can reach out in 2026.
Principal at Martin Family Office LLC.
Jay Martin typically invests at Seed, Series A and Series B.
- Investor type
- Family Office
- Stages
- SeedSeries ASeries B
- Location
- yonkers, United States
- Typical check
- $1M
How to reach Jay Martin
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Cite this page
Round Funded. "Jay Martin." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/jay-martin
Frequently Asked Questions
Who is Jay Martin?
Jay Martin, principal at martin family office is an active investor based in yonkers, United States. Jay Martin typically invests at Seed, Series A and Series B.
What stage does Jay Martin invest at?
Jay Martin typically invests at Seed, Series A and Series B. Lead with traction that fits the stage when you reach out.
What is Jay Martin's typical check size?
Jay Martin typically writes checks around $1M. 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.