// startup autopsy
Windfall Bio (formerly linked to Pivot Bio struggles)
Methane-eating microbes for farms: scientifically sound, commercially impossible to sell.
regulationSilent Shutdown
Quiet closure with no public announcement
| Founded | 2019 |
|---|---|
| Closed | 2024 |
| Country | USA |
| Sector | Agriculture |
| Founder | Josh Silverman |
// the model, blind
Evaluating only Windfall Bio (formerly linked to Pivot Bio struggles)’s profile at its peak — without knowing the outcome — the model ranked Unit economics as the #1 likely cause. Documented cause: Regulation.
Key Events Timeline
FOUNDING
Josh Silverman founded Windfall Bio in San Francisco to engineer methanotrophs for livestock methane reduction.
FUNDING
Raised $12M seed round from Breakthrough Energy Ventures and other climate-focused investors.
REGULATORY ACTION
EPA classified product as a pesticide requiring lengthy registration, delaying commercialization by years.
SHUTDOWN
Wound down after Series A process failed; IP sold to undisclosed agribiotech buyer.