Greenfield Partners — 2026 Investments
4 investments dated 2026 · listed companies and verified rows first · show all
BiotechBrooklyn, US
Brian Longstreet(Executive Officer, Director)Walter Greenblatt(Executive Officer, Director, Promoter)Sue Yao(Director)
BoardOliver Curme(Director)Eric Edidin(Director)
Board seatShay Grinfeld· per SEC Form D · $4M raise · filed Jun 2026
Patronus provides a smartwatch and companion app designed for elderly users to enable emergency calling, location tracking, and family connectivity.
Digital HealthHealthtechIoT
Co-investorsBurda Principal InvestmentsCavalry VenturesLightspeed Venture PartnersUVC PartnersFactorial CapitalNotable Capital+2 more
Sett makes nicotine-alternative pouches built around Ceretine, a proprietary synthetic alkaloid combined with L-theanine, intended to provide nicotine-like focus and mood effects with fewer downsides.
ConsumerDirect to ConsumerWellness & Fitness
Co-investorsBreak Trail VenturesJAZZ Venture PartnersService Provider CapitalBessemer Venture PartnersF2 Venture CapitalTIRTA Ventures
Sett offers an AI platform that helps game studios accelerate content creation from concept to finished product, reducing time spent in development cycles and planning phases.
AdTechAI & Machine LearningGaming
Co-investorsBessemer Venture PartnersJAZZ Venture PartnersOpenSky Venturesvgames
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.