BioSqueeze
Butte, US · Founded 2021 · Delaware corporation · 3 known investors
BioSqueeze develops well integrity solutions for the oil and gas industry, using biomineralization technology to seal cement gaps and leaks in wells. The company offers multiple sealing products (MicroSeal, MacroSeal, NanoSeal) and diagnostic services for well remediation and decommissioning.
Founders & leadership
Investors · 3
Reported raises · per SEC filings
Form D private placements$13.5M disclosed across 2 rounds · 2021–2023
▶$9.4MraisedMay 2023 · 9 investors · Other TechnologyRule 506(b)
- Kristen SuddathDirector
- Dwight HiebertDirector
- Subodh GuptaDirector
- Mark RanalliExecutive Officer, Director
- Offering amount
- $9.4M
- Amount sold
- $9.4M
- First sale
- Feb 2023
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
▶$4.1MraisedSep 2021 · 37 investors · Other TechnologyRule 506(b)
- Latham TurnerDirector
- Mark RanalliExecutive Officer, Director
- Offering amount
- $4.1M
- Amount sold
- $4.1M
- First sale
- Sep 2021
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 1
by search overlapCompanies competing with BioSqueeze for the same Google search keywords, organic and paid, via search-intersection analysis.
Non-dilutive funding · 2 SBIR/STTR awards
Federal grants — no equity taken| Agency | Phase | Year | Amount |
|---|---|---|---|
| U.S. Air ForceAir Force | Phase II | 2023 | $1.2M |
| Defense Advanced Research Projects Agency (DARPA)Defense Advanced Research Projects Agency | Phase II | 2022 | $4M |
Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.
In the news
Frequently asked questions
- What does BioSqueeze do?
- BioSqueeze develops well integrity solutions for the oil and gas industry, using biomineralization technology to seal cement gaps and leaks in wells. The company offers multiple sealing products (MicroSeal, MacroSeal, NanoSeal) and diagnostic services for well remediation and decommissioning.
- Who are BioSqueeze's investors?
- BioSqueeze's investors include Next Frontier Capital, Zero Infinity Partners, Overture Climate.
- How much funding has BioSqueeze raised?
- BioSqueeze has disclosed $13.5M raised across 2 rounds.
- Where is BioSqueeze headquartered?
- BioSqueeze is headquartered in Butte, US.

