Pluton Biosciences
St. Louis, US · Founded 2017 · Delaware corporation · 28 employees on LinkedIn · 11 known investors
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Pluton is developing a sun-powered, soil-surface biological nutrient system that uses photosynthetic microbial consortia to fix atmospheric nitrogen, improve phosphorus availability, and add carbon to soil for crop growers. Its products are in development and designed to integrate with existing fertilizer and biological input programs in modern agriculture.
Founders & leadership
Pluton Biosciences was founded in 2017 by Barry Goldman.

Investors · 11
Reported raises · per SEC filings
Form D private placements$24.3M disclosed across 2 of 3 rounds · 2019–2023
▶$17.6MraisedJun 2023 · 12 investors · BiotechnologyRule 506(b)
- Gerald SteinerDirector
- Charles LinDirector
- Elizabeth GallegosExecutive Officer, Director
- Neal GuttersonDirector
- Clay MitchellDirector
- Barry GoldmanExecutive Officer, Director
- Michael GillespieDirector
- Offering amount
- $17.6M
- Amount sold
- $17.6M
- Minimum investment
- $75K
- First sale
- Feb 2023
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$6.7MraisedOct 2021 · 38 investors · BiotechnologyRule 506(b)
- Charles WalchExecutive Officer
- Glendon SchusterDirector
- Barry GoldmanExecutive Officer, Director
- Steven SlaterExecutive Officer, Director
- Clay MitchellDirector
- Wesley SelkeDirector
- Offering amount
- $6.7M
- Amount sold
- $6.7M
- Minimum investment
- $10.3K
- First sale
- Sep 2021
- Incorporated
- Corporation, Missouri, 2017
- Federal exemptions
- 06b
▶$1MofferedJan 2019 · BiotechnologyRule 506(c)
- Charlie WalchExecutive Officer, Director
- Barry GoldmanExecutive Officer, Director
- Glendon SchusterDirector
- Offering amount
- $1M
- Minimum investment
- $30K
- Proceeds to insiders
- $120K
- Incorporated
- Limited Liability Company, Missouri, 2017
- Federal exemptions
- 06c
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 7
by search overlapCompanies competing with Pluton Biosciences for the same Google search keywords, organic and paid, via search-intersection analysis.
Frequently asked questions
- What does Pluton Biosciences do?
- Pluton is developing a sun-powered, soil-surface biological nutrient system that uses photosynthetic microbial consortia to fix atmospheric nitrogen, improve phosphorus availability, and add carbon to soil for crop growers. Its products are in development and designed to integrate with existing fertilizer and biological input programs in modern agriculture.
- Who founded Pluton Biosciences?
- Pluton Biosciences was founded by Barry Goldman in 2017.
- Who are Pluton Biosciences's investors?
- Pluton Biosciences's investors include First In Ventures, Illumina Ventures, Radicle Growth, Better Ventures, Fall Line Capital, Grantham Foundation, RA Capital, The Yield Lab and 3 more.
- How much funding has Pluton Biosciences raised?
- Pluton Biosciences has disclosed $24.3M raised across 2 of its 3 known rounds.
- Where is Pluton Biosciences headquartered?
- Pluton Biosciences is headquartered in St. Louis, US.




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