John Giampetroni

Managing Director, Velvet Sea Ventures
John Giampetroni is an operator-turned investor and ex-Morgan Stanley executive, governance-focused and prized for boardroom judgment—serving on boards like SESAC and Cranbrook's finance committee—and a steady, long-term partner.
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Does their fund Lead?
No
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Geos their fund invests in
Switzerland and Europe
John Giampetroni
Stages their fund invests in
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Sectors their fund invests in
Web3 / Crypto
Gaming / VR
Fintech
Space
CPG / D2C
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Leads?
No
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About John Giampetroni

John Giampetroni is known more as an operator and governance-focused investor than a self-promotional VC, having co-founded Rizvi Traverse after coming from Morgan Stanley and other major Wall Street firms, and having served on numerous company boards, including SESAC, as well as on the Finance Committee of the Board of Trustees at Cranbrook Schools. Colleagues like Katherine Rosa, who has worked with him since 2005 on boards that helped build companies like Twitter, describe him as a steady, trusted partner in high-stakes deals, pointing to long-term relationships and boardroom judgment as the core of his reputation rather than public visibility.

About their Fund

Velvet Sea Ventures

Sectors
Web3 / Crypto, Gaming / VR, Fintech, Space, CPG / D2C
Rounds
Seed - Series B+
Avg Check Size

Velvet Sea Ventures was founded by husband-and-wife operators Mike and Kass Lazerow along with John and Matthew Giampetroni, blending years of hands-on company-building experience with institutional investment know-how from team members like Kathy Quick Rosa, who previously led alternative investments at J.P. Morgan Private Bank, and operational support drawn from Rizvi Traverse Management. The firm has led funding rounds for companies such as Mercato and Healthie, held more than $400 million in web3 assets with a board role at Autograph, and built its investor base from a network of well-known entrepreneurs and executives, backing a mix of companies across space technology, fintech, and consumer brands.

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