# Windfall Bio

> Windfall Bio developed non-GMO microbial systems that consumed waste methane and produced nitrogen-rich organic fertilizer. Founded in 2022, it raised $37 million, tested its technology with dairy and landfill partners, and opened a Texas demonstration plant before reportedly ceasing operations in April 2026.

- **Founded:** 2022
- **Headquarters:** San Mateo, United States
- **Founders:** Josh Silverman (Co-founder and CEO), Carla Risso (Co-founder; VP of Research & Development), Louis Stenmark (Co-founder; Director of Marketing), Tom Baruch (Co-founder; Director Emeritus from September 2025)
- **Products:** Mems microbial platform, FOUNDATION organic fertilizer, Modular bioreactors and monitoring, Landfill biocover
- **Notable:** Reported 17,000-liter microbial production in January 2025., Reported over 85% methane conversion in the dairy pilot’s treated stream., FOUNDATION OMRI listing announced August 2025.

## Products & services

- **Mems microbial platform** — Proprietary consortia of naturally occurring, non-GMO methane-eating microbes supplied for methane conversion; historical offering before reported cessation.
- **FOUNDATION organic fertilizer** — Methane-derived nitrogen-rich biomass formulated as organic fertilizer, with fast-acting and slow-release nitrogen; OMRI listing announced August 2025.
- **Modular bioreactors and monitoring** — On-site methane conversion systems with remote operations and performance monitoring; formats varied by feedstock and site.
- **Landfill biocover** — Microbes applied directly to landfill cover to oxidize fugitive methane and address odor compounds.

## Achievements

- Reported 17,000-liter microbial production in January 2025.
- Reported over 85% methane conversion in the dairy pilot’s treated stream.
- FOUNDATION OMRI listing announced August 2025.
- Ag Metrics Group Romaine trial reported 23-34% yield improvement over feather meal.
- Included in TIME’s Best Inventions of 2024.
- Ranked sixth in Fast Company’s 2025 Sustainability category.

## Latest updates

- **2025-01** — Reported repeatable microbial fermentation at 17,000-liter scale with manufacturing partner FERMWORX.
- **2025-06** — Announced completed Straus/Correia dairy pilot with over 85% methane conversion in the treated biogas stream for more than a month.
- **2025-07** — Announced Sunshine Canyon Landfill biocover field trial.
- **2025-08** — Announced OMRI listing of FOUNDATION for organic farming.
- **2025-09** — Added Xochitl Torres Small and Carlos Maurer to board; named co-founder Tom Baruch director emeritus.
- **2025-11** — Reported Romaine lettuce trial with 23-34% higher yields than feather meal.
- **2025-12** — Opened approximately 5,000-square-foot Houston-area demonstration facility; disclosed $5 million investment and 10 new full-time jobs.
- **2026-01** — CEO said more than 20 projects were in development and additional capital was being raised.
- **2026-05** — AgFunderNews reported that operations ceased in April 2026 and assets were being auctioned; a definitive cause was not established.
- **2026-06** — San Mateo equipment auction held June 16-18; Texas equipment auction scheduled June 30-July 2.

## Links

- Website: https://www.windfall.bio/
- LinkedIn: https://www.linkedin.com/company/windfallbio/
- Twitter/X: https://twitter.com/WindfallBio
- Instagram: https://www.instagram.com/windfall.bio/
- Facebook: https://www.facebook.com/people/Windfall-Bio/100089993438295/

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Profile page: https://yespress.io/windfall-bio
Published by YesPress — https://yespress.io
Last updated: 2026-09-30