| PWR | Quanta Services |
| TTEK | Tetra Tech |
| BLD | TopBuild |
| ACM | AECOM |
| J | Jacobs Engineering Group |
| GVA | Granite Construction |
| KBR | KBR |
| MTRX | Matrix Service Company |
| GLDD | Great Lakes Dredge & Dock |
| MYRG | MYR Group |
| EME | EMCOR Group |
| ROAD | Construction Partners |
| PRIM | Primoris Services |