Koil Energy Solutions, Inc. SEC filings KLNG
Koil Energy Solutions, Inc. has 572 filings in SEC EDGAR's recent list, going back to Apr 13, 2000. Its latest annual report, Form 10-K, was filed on Mar 31, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 30, 2026 (material agreement, unregistered share sale, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| NT 10-Q | Extension | May 15, 2025 | Mar 31, 2025 |
| NT 10-K | Extension | Mar 31, 2025 | Dec 31, 2024 |
| UPLOAD | Letter from the SEC | Jul 3, 2024 | — |
| CORRESP | Letter to the SEC | Jun 26, 2024 | — |
| UPLOAD | Letter from the SEC | Jun 17, 2024 | — |
| NT 10-K | Notice of late filing | Apr 1, 2019 | Dec 31, 2018 |
| EFFECT | Filing | Oct 15, 2013 | — |
| D | Filing | Sep 13, 2013 | — |
| NT 10-Q | Notice of late filing | May 17, 2011 | Mar 31, 2011 |
| NT 10-K | Notification of late filing | Mar 31, 2011 | Dec 31, 2010 |
| NT 10-Q | Deep down, inc. | Nov 15, 2010 | Sep 30, 2010 |
| D | Filing | May 18, 2010 | — |
| NT 10-K | Notice of late filing | Apr 1, 2010 | Dec 31, 2009 |
| NT 10-Q | Deep down nt 10-q | Aug 17, 2009 | Jun 30, 2009 |
| EFFECT | Filing | Apr 16, 2009 | — |
| CORRESP | Letter to the SEC | Apr 13, 2009 | — |
| UPLOAD | Letter from the SEC | Apr 10, 2009 | — |
| CORRESP | Letter to the SEC | Apr 9, 2009 | — |
| CORRESP | Letter to the SEC | Mar 31, 2009 | — |
| CORRESP | Letter to the SEC | Mar 11, 2009 | — |
| UPLOAD | Letter from the SEC | Feb 26, 2009 | — |
| UPLOAD | Letter from the SEC | Feb 25, 2009 | — |
| UPLOAD | Letter from the SEC | Jan 29, 2009 | — |
| CORRESP | Letter to the SEC | Jan 28, 2009 | — |
| CORRESP | Letter to the SEC | Dec 31, 2008 | — |
| CORRESP | Letter to the SEC | Dec 16, 2008 | — |
| CORRESP | Letter to the SEC | Oct 7, 2008 | — |
| CORRESP | Letter to the SEC | Sep 30, 2008 | — |
| 10KSB/A | Form 10ksb amendment no. 4 | Sep 30, 2008 | Dec 31, 2007 |
| CORRESP | Letter to the SEC | Sep 11, 2008 | — |
| DEFR14C | Deep down, inc. definitive revised 14c | Sep 10, 2008 | — |
| UPLOAD | Letter from the SEC | Aug 27, 2008 | — |
| UPLOAD | Letter from the SEC | Aug 15, 2008 | — |
| NT 10-Q | Deep down, inc. | Aug 15, 2008 | Jun 30, 2008 |
| CORRESP | Letter to the SEC | Aug 8, 2008 | — |
| 10KSB/A | Form 10-ksb amendment no. 3 | Aug 8, 2008 | Dec 31, 2007 |
| PRER14C | Revised preliminary information statement | Jul 21, 2008 | — |
| CORRESP | Letter to the SEC | Jul 21, 2008 | — |
| 10KSB/A | Deep down, inc. - amendment no. 2 | Jul 21, 2008 | Dec 31, 2007 |
| UPLOAD | Letter from the SEC | Jul 11, 2008 | — |
| REGDEX | Auto-generated paper document | Jun 18, 2008 | — |
| NT 10-Q | Deep down | May 16, 2008 | Mar 31, 2008 |
| 10KSB/A | Deep down, inc. | May 1, 2008 | Dec 31, 2007 |
| 10KSB | Annual report | Apr 1, 2008 | Dec 31, 2007 |
| 10QSB | Deep down, inc. | Nov 14, 2007 | Sep 30, 2007 |
| 10QSB | Deep down, inc. | Aug 20, 2007 | Jun 30, 2007 |
| NT 10-Q | Deep down, inc. | Aug 14, 2007 | Jun 30, 2007 |
| 10QSB | Deep down, inc. | May 18, 2007 | Mar 31, 2007 |
| NT 10-Q | Deep down, inc. | May 16, 2007 | Mar 31, 2007 |
| 10KSB/A | Form 10ksb/a deep down, inc. | Apr 24, 2007 | Dec 31, 2006 |
| 10KSB | Form 10ksb deep down, inc. | Apr 17, 2007 | Dec 31, 2006 |
| REGDEX/A | Auto-generated paper document | Apr 6, 2007 | — |
| NT 10-K | Form nt 10k | Apr 2, 2007 | Dec 31, 2006 |
| 10QSB | Form 10qsb | Dec 20, 2006 | Oct 31, 2006 |
| NT 10-Q | Form nt 10q | Dec 15, 2006 | Oct 31, 2006 |
| CORRESP | Letter to the SEC | Dec 6, 2006 | — |
| SC 14F1/A | Form14f | Dec 6, 2006 | — |
| UPLOAD | Letter from the SEC | Nov 29, 2006 | — |
| SC 14F1 | Information 14f1 | Nov 24, 2006 | — |
| NT 10-Q | Form nt 10q period ending july 31, 2006 | Sep 14, 2006 | Jul 31, 2006 |
| 10QSB | Mediquip | Jun 21, 2006 | Apr 30, 2006 |
| NT 10-Q | Nt june 15th round 2 | Jun 15, 2006 | Apr 30, 2006 |
| 10KSB | Filing | Jun 2, 2006 | Jan 31, 2006 |
| NT 10-K | Filing | May 1, 2006 | Jan 31, 2006 |
| CORRESP | Letter to the SEC | Apr 3, 2006 | — |
| 10QSB | True health, inc. form 10-qsb | Dec 20, 2005 | Oct 31, 2005 |
| NT 10-Q | True health, inc. nt 10-q | Dec 15, 2005 | Oct 31, 2005 |
| 10QSB/A | True health, inc. 10-qsb/a | Oct 20, 2005 | Jul 31, 2005 |
| 10QSB | True health, inc. 10qsb | Sep 20, 2005 | Jul 31, 2005 |
| NT 10-Q | True health, inc nt 10-q | Sep 15, 2005 | Jul 31, 2005 |
| 10QSB | True health, inc. 10qsb | Jun 20, 2005 | Apr 30, 2005 |
| NT 10-Q | True health, inc. nt 10-q | Jun 15, 2005 | Apr 30, 2005 |
| 10KSB | True health, inc. form 10-ksb | May 17, 2005 | Jan 31, 2005 |
| NTN 10K | True health, inc. nt 10-k | May 3, 2005 | Dec 31, 2004 |
| AW | True health, inc. form aw | Mar 2, 2005 | — |
| 10QSB | True health, inc. 10qsb | Dec 27, 2004 | Oct 31, 2004 |
| NT 10-Q | True health, inc. nt 10-q | Dec 15, 2004 | Oct 31, 2004 |
| 10QSB | True health, inc. form 10-qsb | Sep 20, 2004 | Jul 31, 2004 |
| NT 10-Q | True health, inc. form nt 10-q | Sep 14, 2004 | Jul 31, 2004 |
| 10QSB | True health, inc. form 10-qsb | Jun 15, 2004 | Apr 30, 2004 |
| 10KSB | True health, inc. 10-ksb | May 17, 2004 | Jan 31, 2004 |
| NT 10-K | True health, inc. nt 10-k | Apr 30, 2004 | Jan 31, 2004 |
| 10QSB | True health, inc. form 10-qsb | Dec 15, 2003 | Oct 31, 2003 |
| 10QSB | True health, inc. form 10-qsb | Sep 19, 2003 | Jul 31, 2003 |
| NT 10-Q | True health, inc. form nt 10-q | Sep 15, 2003 | Jul 31, 2003 |
| SC 14F1 | True health, inc. form sc14f1 | Jun 19, 2003 | — |
| 10QSB | True health, inc. form 10-qsb | May 20, 2003 | Mar 31, 2003 |
| NT 10-Q | True health, inc. form nt 10-q | May 16, 2003 | Mar 31, 2003 |
| 10KSB | True health, inc. form 10-ksb | Apr 15, 2003 | Dec 31, 2002 |
| NT 10-K | Filing | Mar 31, 2003 | Dec 31, 2002 |
| 10QSB | Quarterly report for the quarter ended september 30, 2002 | Nov 19, 2002 | Sep 30, 2002 |
| NT 10-Q | Filing | Nov 15, 2002 | Sep 30, 2002 |
| 10QSB | Filing | Aug 19, 2002 | Jun 30, 2002 |
| NT 10-Q | Filing | Aug 15, 2002 | Jun 30, 2002 |
| 10QSB | Form 10-qsb | May 20, 2002 | Mar 31, 2002 |
| NT 10-Q | Form nt 10-q | May 16, 2002 | Mar 31, 2002 |
| 10KSB | Form 10ksb | Apr 16, 2002 | Dec 31, 2001 |
| NT 10-K | Form 12b-25 | Apr 2, 2002 | Dec 31, 2001 |
| 10QSB | Form 10-qsb | Nov 15, 2001 | Sep 30, 2001 |
| NT 10-Q | 12b-25 notification of late filing | Nov 15, 2001 | Sep 30, 2001 |
| 10QSB | Form 10qsb | Aug 21, 2001 | Jun 30, 2001 |
| NT 10-Q | Form 10q 12b-25 (q.e. 6/30/2001) | Aug 14, 2001 | Jun 30, 2001 |
| 10QSB | Form 10qsb | May 22, 2001 | Mar 31, 2001 |
| NT 10-Q | Form 10q 12b25 | May 16, 2001 | Mar 31, 2001 |
| 10KSB | Form 10-ksb (p.e. 12/31/2000) | May 11, 2001 | Dec 31, 2000 |
| NT 10-K | Form 12b-25 | Mar 30, 2001 | Dec 31, 2000 |
| 10QSB | Form 10qsb | Nov 14, 2000 | Sep 30, 2000 |
| 10QSB | Form 10-qsb | Aug 14, 2000 | Jun 30, 2000 |
| 10QSB | Form 10qsb (quarter ending 3-31-2000) | May 15, 2000 | Mar 31, 2000 |
| 10SB12G | Form 10 | Apr 13, 2000 | — |
Showing 110 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Oil & Gas Field Machinery & Equipment (SIC 3533)
- Listed as
- KLNG (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- NV
- Headquarters
- Houston, TX
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1110607
- Former names
- Deep Down, Inc. (until Feb 21, 2023); MediQuip Holdings, INC (until Dec 20, 2006); TRUE HEALTH INC (until Apr 10, 2006)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.