| Employer | City | |
| All Seasons Heating & Air Conditioning | Colorado Springs | View Profile |
| Climate Technology | Colorado Springs | View Profile |
| CMS Mechanical Services, Inc. | Windsor | View Profile |
| Comverge, Inc. | Various Locations | View Profile |
| Direct Energy - US Home Services | Various Locations | View Profile |
| Empire Gas & Electric Eqp Co | Denver | View Profile |
| ESCO - Energy Services of Colorado | Westminster | View Profile |
| Hussmann | Mounumont | View Profile |
| MEP Jobs - Customer Fulfillment | Various Locations | View Profile |
| Noresco | Various Locations | View Profile |
| RK Mechanical, Inc. | Denver | View Profile |
| RK Mechanical, Inc. | Denver | View Profile |
| Service Logic | Denver | View Profile |
| Taft Engineering Inc | Centennial | View Profile |
| The Linc Group | Various Locations | View Profile |