5 Founders Backed by Ian Sigalow (2026)

Ian Sigalow founders (5)

Ian Sigalow founders covers 5 founders on Advanced Machine Intelligence, Dazzle AI and Lead and 2 other companies. The most common sectors are AI Infrastructure (3), Healthtech (1) and Media (1). Members are based in 5 cities, led by Grand Rapids, MI (1), Miami, FL (1) and New York, NY (1). Companies represented include OpenEvidence and Sequen. Every founder below links to a profile with their company, backers, and the filings behind each round.

• Founders listed: 5
• Companies represented: 5
• Top sector: AI Infrastructure (3 founders)
• Top location: Grand Rapids, MI (1 founders)
• Sectors represented: 3
• Locations represented: 5

• Daniel Nadler — OpenEvidence
• Jacqueline Reses — Lead
• Marissa Mayer — Dazzle AI
• Saining Xie — Advanced Machine Intelligence
• Zoë Weil — Sequen

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• Ian Sigalow · AI Infrastructure (3 founders)

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