| Revenue | 6,750.58a | 5,442.75a | 4,195.27a |
| Direct cost of contracts | -5,344.15a | -4,236.74a | -3,248.55a |
| Equity in (losses) earnings of unconsolidated joint ventures | -23.36a | -47.75a | 16.35a |
| Selling, general and administrative expenses | -955a | -869.91a | -777.4a |
| Operating income | 428.07a | 288.36a | 185.67a |
| Interest income | 11.43a | 2.19a | 0.97a |
| Interest expense | -51.58a | -31.5a | -23.19a |
| Convertible debt repurchase loss | -18.36a | 0a | 0a |
| Other income (expense), net | -1.91a | 5a | 2.78a |
| Total other (expense) income | -60.42a | -24.31a | -19.44a |
| Income before income tax expense | 367.65a | 264.05a | 166.22a |
| Income tax expense | -76.99a | -56.14a | -39.66a |
| Net income including noncontrolling interests | 290.67a | 207.92a | 126.57a |
| Net income attributable to noncontrolling interests | -55.61a | -46.77a | -29.9a |
| Net income attributable to Parsons Corporation | 235.05a | 161.15a | 96.66a |