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HYDROGEN ENGINE CENTER, INC.
HYDROGEN ENGINE CENTER, INC. is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0001272703, and its reported...
Overview
HYDROGEN ENGINE CENTER, INC. is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0001272703, and its reported industry is Engines & Turbines. The retained history contains 12 filings, including SC 13G filed on 2009-07-14. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.
Company overview
- Legal name
- HYDROGEN ENGINE CENTER, INC.
- Former names in filing history
- GREEN MT LABS INC (2004-01-08 to 2005-09-07)
- Classification
- Company
- Industry (SIC)
- 3510 — Engines & Turbines
- Headquarters
- Algona, IA, United States
- Incorporated in
- NV
- Fiscal year end
- December 31
- SEC CIK
- 0001272703
Recent SEC filings
| Form | Filed | Period | Filing |
|---|---|---|---|
| SC 13G | — | SCHEDULE 13G | |
| 8-K | Form 8-K | ||
| SC 13D | — | Form SC 13D | |
| 10-K | Form 10-K | ||
| 8-K | Form 8-K | ||
| 8-K | Form 8-K | ||
| 8-K | Form 8-K | ||
| 8-K | Form 8-K | ||
| 10-Q | Form 10-Q | ||
| 8-K | Form 8-K | ||
| 8-K | Form 8-K | ||
| 8-K | Form 8-K |
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