BioLargo Energy Technologies
Westminster, US · California corporation
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BioLargo Energy Technologies addresses energy efficiency, on-site energy storage, water treatment, and contamination control as a subsidiary of publicly traded BioLargo, Inc., a cleantech and life sciences solutions provider.
Founders & leadership
JP
Joseph ProvenzanoExecutive
DP

DENNIS P CALVERTExecutiveDennis P Calvert is CEO of BioLargo, Inc., a publicly traded cleantech company developing technologies for PFAS removal, energy storage systems, water purification, and infection control. He serves on the U.S. Environmental Technologies Trade Advisory Committee.
CD
Charles Dargan IIExecutive
Reported raises · per SEC filings
Form D private placements$887K disclosed across 1 round · 2025
▶$887KraisedMar 2026 · 11 investors · Other EnergyRule 506(c)
▶$887KraisedMar 2026 · 11 investors · Other Energy
Rule 506(c)Officers, directors & promoters on the filing
- Joseph ProvenzanoExecutive Officer
- Randall MooreDirector
- DENNIS P CALVERTExecutive Officer, Director
- Charles Dargan IIExecutive Officer
- Offering amount
- $7.5M
- Amount sold
- $887K
- Minimum investment
- $25K
- First sale
- Sep 2025
- Incorporated
- Corporation, California
- Federal exemptions
- 06c, 4a5
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
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Frequently asked questions
- What does BioLargo Energy Technologies do?
- BioLargo Energy Technologies addresses energy efficiency, on-site energy storage, water treatment, and contamination control as a subsidiary of publicly traded BioLargo, Inc., a cleantech and life sciences solutions provider.
- How much funding has BioLargo Energy Technologies raised?
- BioLargo Energy Technologies has disclosed $887K raised across 1 round.
- Where is BioLargo Energy Technologies headquartered?
- BioLargo Energy Technologies is headquartered in Westminster, US.


