Koster Energy, Inc. funding
Koster Energy, Inc., an energy conservation company based in Fairfield, IA (founded 2026), filed a Form D with the SEC on October 21, 2026 and reported $500K raised of a $1M offering.
Amount raised$500K
Offering size$1M
Filed with the SECOctober 21, 2026
First saleSeptember 12, 2026
IndustryEnergy Conservation
SecuritiesOptions or warrants
LocationFairfield, IA
Founded2026
Entity typeCorporation
Investors so far12
Minimum investment—
Revenue range$1 - $1,000,000
View the original Form D on SEC EDGAR ↗ · All rounds filed Oct 21