| | | | | | | | |
| Name | | Jurisdiction |
| Capitol Intermediate Holdings, LLC | | Delaware |
| Capitol Investment Merger Sub 2, LLC | | Delaware |
| NESCO Holdings II, Inc. | | Delaware |
| NESCO, LLC | | Indiana |
| NESCO Finance Corporation | | Delaware |
| NESCO International, LLC | | Delaware |
| NESCO Investments, LLC | | Delaware |
| CTOS Blocker GP I L.L.C. | | Delaware |
| CTOS Blocker GP II L.L.C. | | Delaware |
| CTOS Blocker I, L.P. | | Delaware |
| CTOS Blocker II, L.P. | | Delaware |
| Custom Truck One Source, L.P. | | Delaware |
| CTOS, LLC | | Delaware |
| Load King Parts, LLC | | Missouri |
| Utility Fleet Sales, Ltd. | | Texas |
| Utility Fleet Transport, LLC | | Delaware |
| CTEC Holding Co., LLC | | Missouri |
| Custom Truck One Source Forestry Equipment, LLC | | Delaware |
| Load King, LLC | | Michigan |
| CTOS California, LLC | | California |
| Custom Truck & Equipment, LLC | | Missouri |
| CTE Properties, LLC | | Missouri |
| Custom Fabrication & Equipment, LLC | | Missouri |
| CTOS Rentals, LLC | | Delaware |
| CTE, LLC | | Wisconsin |
| CTEC, LLC | | Missouri |
| North American Equipment Upfitters, LLC | | New Hampshire |
| North American Equipment Road Service, LLC | | New Hampshire |
| Equipment Repair Solutions, LLC | | Florida |
| Custom Crane Rental, LLC | | Missouri |
| Custom Equipment Rental, LLC | | Missouri |
| UCO Equipment, LLC | | Arkansas |
| TNT Equipment Sales & Rentals, LLC | | New Jersey |
| Utility Fleet Rental, LLC | | Texas |
| CTOS Canada, Ltd. dba HiRail Leasing | | Ontario, Canada |