| MIRAMONTE RANCH, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Dec 31, 1997 | Good Standing |
| American Aggregates Corporation U.S.A., Colorado Authority Terminated May 1, 2005Location not reported, CO · Revoked | Location not reported, CO | Corporation | Jul 19, 2004 | Revoked |
| MPW Industrial Water Services, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 14, 2013 | Good Standing |
| MPW Equipment Leasing, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Oct 1, 2014 | Good Standing |
| MPW Industrial Water Sales and Supplies, Inc., Colorado Authority Relinquished April 26, 2022Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Sep 29, 2016 | Withdrawn |
| MPW Industrial Services, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Oct 6, 2016 | Good Standing |
| Pro Kleen Industrial Services, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 28, 2020 | Good Standing |
| FieldForce Workforce Solutions, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Dec 21, 2025 | Good Standing |
| MPW Corporate Services, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 12, 2026 | Good Standing |
| MPW INDUSTRIAL WATER SERVICES, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Feb 13, 2013 | Active |
| MPW EQUIPMENT LEASING, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Oct 14, 2014 | Active |
| PRO KLEEN INDUSTRIAL SERVICES, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | May 29, 2015 | Active |
| MPW INDUSTRIAL SERVICES, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Jul 25, 2016 | Active |
| MPW HOLDINGS, INC.Location not reported, CT · Withdrawn | Location not reported, CT | Corporation | May 7, 2019 | Withdrawn |
| MPW INDUSTRIAL WATER SALES AND SUPPLIES, INC.Location not reported, CT · Withdrawn | Location not reported, CT | Corporation | Aug 14, 2020 | Withdrawn |
| MPW Industrial Services Group, Inc.Location not reported, CT · Active | Location not reported, CT | Corporation | May 2, 2022 | Active |
| Pro Kleen Transportation Services, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jan 13, 2023 | Active |
| MPW Transportation Services, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jan 13, 2023 | Active |
| FieldForce Workforce Solutions, Inc.Location not reported, CT · Active | Location not reported, CT | Corporation | Sep 18, 2026 | Active |
| REFINED CATALYST SOLUTIONS LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Jan 13, 2026 | Active |
| FIELDFORCE WORKFORCE SOLUTIONS, INC.Location not reported, OR · Active | Location not reported, OR | Corporation | Jan 20, 2026 | Active |
| SPECIAL OPERATIONS GROUP, INC.Location not reported, OR · Active | Location not reported, OR | Corporation | Sep 21, 2026 | Active |
| BULLSEYE BORING, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Nov 1, 2005 | Inactive |
| MPW INDUSTRIAL WATER SERVICES, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Nov 1, 2010 | Active |
| HERITAGE SPORTSWEAR, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | May 30, 2012 | Inactive |
| MPW INDUSTRIAL WATER SALES AND SUPPLIES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Oct 3, 2016 | Inactive |
| TRENMOR INVESTMENT & DEVELOPMENT, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Aug 21, 2018 | Active |
| PRO KLEEN INDUSTRIAL SERVICES, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Jun 24, 2021 | Active |
| FIELDFORCE WORKFORCE SOLUTIONS, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Dec 19, 2025 | Active |
| C.V. JOHNSTON & ASSOCIATES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Aug 26, 1998 | Inactive |
| NOIR NAPLES PROPERTY MANAGEMENT, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Apr 29, 2014 | Active |
| MPW EQUIPMENT LEASING, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Oct 1, 2014 | Active |
| MPW TRANSPORTATION SERVICES, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 8, 2015 | Active |
| MPW FACILITY & ENVIRONMENTAL MANAGEMENT, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Aug 26, 2021 | Active |
| SMARTBILL LTD LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Mar 21, 2023 | Active |
| BLACK FAMILY REAL ESTATE INVESTMENTS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 12, 2023 | Active |
| REFINED CATALYST SOLUTIONS LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Apr 2, 2026 | Active |
| MPW INDUSTRIAL SERVICES, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | May 18, 1989 | Active |