| Subsidiaries | Formation Jurisdiction | ||||
| Bombard Electric, LLC | Nevada | ||||
| Bombard Mechanical, LLC | Nevada | ||||
| Capital Electric Construction Company, Inc. | Kansas | ||||
| Capital Electric Line Builders, LLC | Kansas | ||||
| Desert Fire Holdings, Inc. | Nevada | ||||
| Desert Fire Protection, a Nevada Limited Partnership | Nevada | ||||
| Desert Fire Protection, Inc. | Nevada | ||||
| Desert Fire Protection, LLC | Nevada | ||||
| Duro Electric Company | Colorado | ||||
| Everus Construction, Inc. | Delaware | ||||
| Everus Industrial Services, Inc. | Delaware | ||||
| E.S.I., Inc. | Ohio | ||||
| Everus United Construction Solutions, Inc. | Delaware | ||||
| Frebco, Inc. | Ohio | ||||
| International Line Builders, Inc. | Delaware | ||||
| Lone Mountain Excavation & Utilities, LLC | Nevada | ||||
| Loy Clark Pipeline Co. | Oregon | ||||
| OEG, Inc. | Oregon | ||||
| PerLectric, Inc. | Virginia | ||||
| Rocky Mountain Contractors, Inc. | Montana | ||||
| USI Industrial Services, Inc. | Delaware | ||||
| Wagner-Smith Equipment Co. | Delaware | ||||
