Jack Mattson
Investment Management, Office of the Founding Partner at ICONIQ Capital
New York, New York
Jack Mattson, Investment Management, Office of the Founding Partner at ICONIQ Capital is an active investor based in New York, New York. This profile covers what Jack Mattson backs, at which stage, and how founders can reach out in 2026.
Jack Mattson is involved in Investment Management at ICONIQ Capital, focusing on the Office of the Founding Partner.
- Investor type
- VC
- Stages
- Early Stage VentureSeedSeries A
- Invests in
- SaaS & EnterpriseFintechArtificial Intelligence
- Location
- New York, New York
- Typical check
- $500K
How to reach Jack Mattson
Angels and operators like Jack Mattson 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.
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About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise.
Frequently Asked Questions
What does Jack Mattson invest in?
Jack Mattson invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Early Stage Venture, Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jack Mattson invest at?
Jack Mattson typically invests at Early Stage Venture, Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Jack Mattson's typical check size?
Jack Mattson typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do I contact Jack Mattson?
Unlock Jack Mattson's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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.