Peter Grubstein is the founder and Managing Director of NGEN Partners. See sector focus and contact routes.
Peter Grubstein is the founder and Managing Director of NGEN Partners, an early-stage growth equity firm he launched in 2001 based in New York, NY, with over 30 years of experience as an entrepreneur, operating executive, and investor. His investment thesis targets the intersection of better-for-you consumer products, smart cities, and sustainable food systems, focusing on energy transition and efficient food systems across the United States. The firm typically commits between $5 million and $90 million per investment, with an average size of $25 million, operating as a late-stage venture and growth equity fund. Grubstein holds board positions at notable portfolio companies including Enzymedica, Soraa, Hycrete, and Sensicore, reflecting his focus on food, agriculture, and tech-enabled sustainability. He distinguishes his approach by emphasizing that investors must "buy right" at a price justified by cash flow and earnings rather than simply buying cheap, a view he shared regarding energy transition financing. In November 2020, he also co-launched a SPAC with fellow NGEN partners Rosemary Ripley and Shay Murphy to advance these sustainable product go
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