The WACC of Quanta Services Inc (PWR) is 9.3%.
| Range | Selected | |
| Cost of equity | 8.60% - 11.00% | 9.80% |
| Tax rate | 22.00% - 24.50% | 23.25% |
| Cost of debt | 4.00% - 4.90% | 4.45% |
| WACC | 8.2% - 10.5% | 9.3% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 1.03 | 1.1 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.60% | 11.00% |
| Tax rate | 22.00% | 24.50% |
| Debt/Equity ratio | 0.09 | 0.09 |
| Cost of debt | 4.00% | 4.90% |
| After-tax WACC | 8.2% | 10.5% |
| Selected WACC | 9.3% | |