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Private company

Enservco Corp

American oil and gas field services company based in Denver2

In its 2024 annual report the company says: “We own and operate a fleet of specialized trucks, trailers, frac tanks and other well-site related equipment and serve customers in several major domestic oil and gas producing areas, including the Denver-Julesburg Basin/Niobrara area in Colorado and Wyoming, the San Juan Basin in northwestern New Mexico, the Marcellus and Utica Shale areas in Pennsylvania and Ohio, the Jonah area, Green River and Powder River Basins in Wyoming, and the Eagle Ford Shale and East Texas Oilfield in Texas.”5

Last updated Oct 21, 2026.

Overview

  • IndustryOil & Gas Field Services, NEC2
  • HeadquartersDenver, United States2
  • Incorporated inDE3
  • Business address14133 County Road 9 And A Half, Longmont, Co 805043
  • Filer categoryNon-accelerated filer, Smaller reporting company3
  • Legal formCorporation2
  • LEI549300WG7L7HUSMVC1882
  • StatusActive2
  • LEI statusLapsed (not renewed)2
  • Registered addressC/O The Corporation Trust Company, 19801 Wilmington, United States2
  • Registered withDivision of Corporations, Department of State, 8878692

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Enservco Corporation ("Enservco") through its wholly owned subsidiary (collectively referred to as the "Company," "we" or "us") provides various services to the domestic onshore oil and natural gas industry. These services include hot oiling and acidizing ("Production Services") and frac water heating ("Completion and Other Services").5 From its latest annual report

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2023

10.4%Gross margin6
-29.9%Operating margin6
-38.6%Net margin6
1.9%Revenue growth, 20236
-$2.4MFree cash flow6

Where the money goes

Where each dollar of revenue went, fiscal 2023

  • Cost of revenue75¢$19.8M
  • Selling, general and admin17¢$4.5M
  • Interest8¢$2.1M

Out of $22.1M in revenue.6 The company lost money this year.

Financial statements

Revenue78910116$22.1M in 2023−46% since 2017
0$20.0M$40.0M$60.0M2017: $40.8M$40.8M20172018: $42.8M$42.8M2018+5%2019: $43.0M$43.0M2019+1%2020: $15.7M$15.7M2020−64%2021: $15.3M$15.3M2021−2%2022: $21.6M$21.6M2022+41%2023: $22.1M$22.1M2023+2%
Gross profit128910116$2.3M in 2023−69% since 2017
-$5.0M0$5.0M$10.0M2017: $7.4M$7.4M20172018: $9.3M$9.3M2018+25%2019: $8.4M$8.4M2019−9%2020: -$1.5M-$1.5M20202021: -$2.0M-$2.0M2021+31%2022: $1.4M$1.4M20222023: $2.3M$2.3M2023+61%
Operating income128910116-$6.6M in 2023+76% since 2017
-$15.0M-$10.0M-$5.0M02017: -$3.8M-$3.8M20172018: -$1.4M-$1.4M2018−63%2019: -$3.6M-$3.6M2019+157%2020: -$12.7M-$12.7M2020+256%2021: -$11.4M-$11.4M2021−10%2022: -$8.4M-$8.4M2022−26%2023: -$6.6M-$6.6M2023−21%
Net income128910116-$8.5M in 2023+24% since 2017
-$10.0M-$7.5M-$5.0M-$2.5M02017: -$6.9M-$6.9M20172018: -$5.9M-$5.9M2018−15%2019: -$7.7M-$7.7M2019+30%2020: -$2.5M-$2.5M2020−67%2021: -$8.1M-$8.1M2021+221%2022: -$5.6M-$5.6M2022−31%2023: -$8.5M-$8.5M2023+53%
Fiscal year2017201820192020202120222023
Revenue$40.8M7$42.8M8$43.0M9$15.7M10$15.3M11$21.6M6$22.1M6
Cost of revenue$33.6M7$33.5M8$34.6M9$17.2M10$17.3M11$20.2M6$19.8M6
Gross profit$7.4M12$9.3M8$8.4M9-$1.5M10-$2.0M11$1.4M6$2.3M6
Selling, general and admin$4.4M12$5.2M8$6.2M9$5.0M10$4.2M11$4.9M6$4.5M6
Operating expenses$26.8M11$30.1M6$28.7M6
Operating income-$3.8M12-$1.4M8-$3.6M9-$12.7M10-$11.4M11-$8.4M6-$6.6M6
Interest$2.3M12$2.2M8$2.8M9$1.7M10$57.0K11$1.4M6$2.1M6
Income before tax-$7.8M11-$5.6M6-$8.6M6
Income tax-$561.0K12$32.0K8$32.0K9$12.0K10$273.0K11$011
Net income-$6.9M12-$5.9M8-$7.7M9-$2.5M10-$8.1M11-$5.6M6-$8.5M6
Earnings per share-$0.6010-$0.7411-$0.486-$0.426
Earnings per share (diluted)
Shares (weighted, basic)10.9K shares1111.6M shares620.5M shares6

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Corporate structure

Enservco Corp sits at the top of its group. 2 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of Enservco Corp

  • Enservco Corp Denver, Colorado, United States
    • Heat Waves Hot Oil Service LLC Subsidiary · Colorado, United States

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries listed in Exhibit 21 of annual reports filed with the SEC; major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Enservco Corp reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Property and equipment

ItemLatestA year beforeChange
Property and equipment, before depreciation$50.5M6 Dec 31, 2023$58.3M6 Dec 31, 2022−13.4%
Accumulated depreciation$43.6M6 Dec 31, 2023$47.1M6 Dec 31, 2022−7.4%
Property and equipment, net$6.9M6 Dec 31, 2023$11.2M6 Dec 31, 2022−38.4%
Finance-lease assets$9.0K6 Dec 31, 2023$22.0K6 Dec 31, 2022−59.1%
Operating-lease assets (leased space)$891.0K6 Dec 31, 2023$1.5M6 Dec 31, 2022−39.6%

Investments

ItemLatestA year beforeChange
Cash and cash equivalents$201.0K6 Dec 31, 2023$35.0K6 Dec 31, 2022+474.3%

Intangibles and goodwill

ItemLatestA year beforeChange
Goodwill$06 Dec 31, 2023$546.0K6 Dec 31, 2022−100.0%
Intangible assets, net (excluding goodwill)$06 Dec 31, 2023$182.0K6 Dec 31, 2022−100.0%
Finite-lived intangibles, gross$1.1M6 Dec 31, 2023$1.1M6 Dec 31, 20220%
Accumulated amortization$1.1M6 Dec 31, 2023$885.0K6 Dec 31, 2022+20.6%
Finite-lived intangibles, net$06 Dec 31, 2023$182.0K6 Dec 31, 2022−100.0%

Inventory

ItemLatestA year beforeChange
Inventory, total$209.0K6 Dec 31, 2023$320.0K6 Dec 31, 2022−34.7%

Leadership

Who has led Enservco Corp, and when. Pick a name to see everywhere that person has worked.

Chief executive

  1. Robert A. Cohan2006–2007
  2. Michael D. Herman2010–2013
  3. Rick D. Kasch2014–2016
  4. Ian Dickinson2017–2019

President

  1. Robert A. Cohan2006–2009
  2. Michael D. Herman2010
  3. Bob Maughmer2010
  4. Rick D. Kasch2011–2016
  5. Ian Dickinson2017–2019
  6. Marjorie Anne Hargrave2021

Chief financial officer

  1. Kevan Byron Hensman2008–2010
  2. Rick D. Kasch2010–2012
  3. Robert J. Devers2013–2017
  4. Tucker L. Franciscus2017
  5. Dustin Riley Bradford2018
  6. Marjorie Anne Hargrave2019–2021

Chief operating officer

  1. Bob Maughmer2010
  2. Kevin Kersting2018–2019
2010201520202025
Board members and other officers (19)

Subsidiaries and ownership

Subsidiaries (Exhibit 21)

  • Heat Waves Hot Oil Service LLC Colorado4

The subsidiaries the company lists in Exhibit 21 of its annual report, as filed.

Former names

  • ASPEN EXPLORATION CORPNov 22, 1995 to Jan 4, 20113

Timeline

  1. Mar 14, 20258-K Executive or director change45
  2. Dec 13, 20248-K Debt or obligation accelerated; Executive or director change46
  3. Nov 1, 20248-K Entered a material agreement; New debt or obligation; Debt or obligation accelerated47
  4. Aug 22, 20248-K Entered a material agreement; Results of operations; Shareholder vote48
  5. Aug 13, 20248-K Financial statements and exhibits49
  6. Aug 12, 20248-K Entered a material agreement; Completed an acquisition or sale; New debt or obligation50
  7. Jun 28, 20248-K Financial statements and exhibits51
  8. Jun 26, 20248-K Shareholder vote52
  9. Jun 13, 20248-K Entered a material agreement; Listing notice or transfer; Unregistered sale of shares53
  10. May 17, 20248-K Results of operations; Other events54
  11. May 3, 20248-K Executive or director change; Other events55
  12. Apr 4, 20248-K Results of operations56
  13. Jun 7, 2017New chief executive Ian Dickinson becomes CEO15
  14. Dec 23, 2014New chief executive Rick D. Kasch becomes CEO16
  15. Aug 3, 2010New chief executive Michael D. Herman becomes CEO17
  16. Feb 23, 2006New chief executive Robert A. Cohan becomes CEO18

Calendar

When it reported results

  1. Aug 22, 2024Reported quarterly or annual results48
  2. May 17, 2024Reported quarterly or annual results54
  3. Apr 4, 2024Reported quarterly or annual results56
  4. Mar 13, 2024Reported quarterly or annual results57

Upcoming dates from Nasdaq's calendar; past results from the company's 8-K filings (Item 2.02). The full markets calendar

Filings

151 filings to the SEC since October 2021: 4 annual reports, 16 quarterly reports, 43 major events, 20 insider forms, 12 large holders, 56 other. The latest 20:

  1. Aug 24, 202615-12G EDGAR
  2. Aug 17, 2026EFFECT EDGAR
  3. Aug 17, 2026EFFECT EDGAR
  4. Aug 17, 2026EFFECT EDGAR
  5. Aug 6, 2026POS AM EDGAR
  6. Aug 6, 2026POS AM EDGAR
  7. Aug 6, 2026POS AM EDGAR
  8. Aug 6, 2026S-8 POS EDGAR
  9. Aug 6, 2026S-8 POS EDGAR
  10. Aug 26, 2025SCHEDULE 13D/A EDGAR
  11. Mar 14, 20258-K EDGAR
  12. Dec 30, 202410-Q EDGAR
  13. Dec 13, 20248-K EDGAR
  14. Dec 10, 2024SC 13D/A EDGAR
  15. Nov 19, 202425-NSE EDGAR
  16. Nov 14, 2024SC 13G/A EDGAR
  17. Nov 14, 2024NT 10-Q EDGAR
  18. Nov 1, 20248-K EDGAR
  19. Oct 22, 2024SC 13G/A EDGAR
  20. Aug 22, 20248-K EDGAR

The 151 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

SEC filer profile

How Enservco Corp is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGAREnservco Corp1
  • CIK0000319458
  • Employer ID (EIN)84-08113161
  • Filer statusNon-accelerated filer<br>smaller reporting company1
  • Incorporated inDelaware1
  • Fiscal year endsDecember 311
  • Industry code (SIC)1389 Oil & Gas Field Services, NEC1
  • SEC reviewing officeOffice of Energy & Transportation, Division of Corporation Finance1
  • Business address14133 County Road 9 And A Half, Longmont, CO 805041
  • Phone303-333-36781
  • Shares outstanding58,182,785 as of Dec 30, 202414
  • Public float$5.0M as of Jun 30, 202362
  • On EDGAR sinceNov 7, 19951
  • Filings774 in all: 8-K (216), 4 (151), 10-Q (49), 10QSB (39), CORRESP (30), 3 (26), UPLOAD (22), SC 13G/A (21)1
    All 54 form types

    SC 13D/A (20), 10-K (16), 10KSB (12), EFFECT (11), SC 13G (11), 4/A (10), DEF 14A (10), 8-K/A (8), DEF 14C (8), NT 10-Q (8), SC 13D (8), S-1/A (7), 10-K/A (6), 10-Q/A (6), PRE 14A (6), PRE 14C (6), S-1 (5), SC TO-T/A (5), 10QSB/A (4), 424B5 (4), DEFA14A (4), POS AM (4), SC 14D9 (4), 424B3 (3), NT 10-K (3), PRER14A (3), 424B4 (2), 5 (2), D (2), DEFA14C (2), S-3 (2), S-3/A (2), S-8 (2), S-8 POS (2), 10KSB40 (1), 15-12G (1), 25-NSE (1), 425 (1), 8-A12B (1), CERTNYS (1), NO ACT (1), REGDEX (1), S-1MEF (1), SC 14D9/A (1), SC TO-T (1), SCHEDULE 13D/A (1)

  • Latest filingsAnnual report (10-K) Mar 29, 2024
    Quarterly report (10-Q) Dec 30, 2024
    Proxy statement (DEF 14A) Jul 10, 2024
    Latest 8-K (8-K) Mar 14, 2025

Sources

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