| Disaggregation of Revenue |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30, 2026 | | Nine Months Ended September 30, 2026 | | | | | (in millions) | | HS | | FS | | P&R | | CMT | | Total | | HS | | FS | | P&R | | CMT | | Total | | Revenues | | | | | | | | | | | | | | | | | | | | | | Geography: | | | | | | | | | | | | | | | | | | | | | | North America | | $ | 1,319 | | | $ | 1,279 | | | $ | 961 | | | $ | 699 | | | $ | 4,258 | | | $ | 3,937 | | | $ | 3,718 | | | $ | 2,795 | | | $ | 1,987 | | | $ | 12,437 | | | United Kingdom | | 63 | | | 179 | | | 162 | | | 128 | | | 532 | | | 180 | | | 515 | | | 477 | | | 361 | | | 1,533 | | | Continental Europe | | 165 | | | 161 | | | 160 | | | 39 | | | 525 | | | 497 | | | 494 | | | 492 | | | 107 | | | 1,590 | | | Europe - Total | | 228 | | | 340 | | | 322 | | | 167 | | | 1,057 | | | 677 | | | 1,009 | | | 969 | | | 468 | | | 3,123 | | | Rest of World | | 40 | | | 148 | | | 88 | | | 73 | | | 349 | | | 124 | | | 417 | | | 250 | | | 207 | | | 998 | | | Total | | $ | 1,587 | | | $ | 1,767 | | | $ | 1,371 | | | $ | 939 | | | $ | 5,664 | | | $ | 4,738 | | | $ | 5,144 | | | $ | 4,014 | | | $ | 2,662 | | | $ | 16,558 | | | | | | | | | | | | | | | | | | | | | | | | Service line: | | | | | | | | | | | | | | | | | | | | | | Consulting and technology services | | $ | 948 | | | $ | 1,280 | | | $ | 926 | | | $ | 446 | | | $ | 3,600 | | | $ | 2,786 | | | $ | 3,720 | | | $ | 2,727 | | | $ | 1,376 | | | $ | 10,609 | | | Outsourcing services | | 639 | | | 487 | | | 445 | | | 493 | | | 2,064 | | | 1,952 | | | 1,424 | | | 1,287 | | | 1,286 | | | 5,949 | | | Total | | $ | 1,587 | | | $ | 1,767 | | | $ | 1,371 | | | $ | 939 | | | $ | 5,664 | | | $ | 4,738 | | | $ | 5,144 | | | $ | 4,014 | | | $ | 2,662 | | | $ | 16,558 | | | | | | | | | | | | | | | | | | | | | | | | Type of contract: | | | | | | | | | | | | | | | | | | | | | | Time and materials | | $ | 488 | | | $ | 878 | | | $ | 537 | | | $ | 498 | | | $ | 2,401 | | | $ | 1,449 | | | $ | 2,506 | | | $ | 1,575 | | | $ | 1,387 | | | $ | 6,917 | | | Fixed-price | | 797 | | | 826 | | | 759 | | | 371 | | | 2,753 | | | 2,406 | | | 2,459 | | | 2,190 | | | 1,112 | | | 8,167 | | | Transaction or volume-based | | 302 | | | 63 | | | 75 | | | 70 | | | 510 | | | 883 | | | 179 | | | 249 | | | 163 | | | 1,474 | | | Total | | $ | 1,587 | | | $ | 1,767 | | | $ | 1,371 | | | $ | 939 | | | $ | 5,664 | | | $ | 4,738 | | | $ | 5,144 | | | $ | 4,014 | | | $ | 2,662 | | | $ | 16,558 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30, 2025 | | Nine Months Ended September 30, 2025 | | | | | (in millions) | | HS | | FS | | P&R | | CMT | | Total | | HS | | FS | | P&R | | CMT | | Total | | Revenues | | | | | | | | | | | | | | | | | | | | | | Geography: | | | | | | | | | | | | | | | | | | | | | | North America | | $ | 1,331 | | | $ | 1,115 | | | $ | 978 | | | $ | 604 | | | $ | 4,028 | | | $ | 3,959 | | | $ | 3,254 | | | $ | 2,807 | | | $ | 1,774 | | | $ | 11,794 | | | United Kingdom | | 56 | | | 166 | | | 156 | | | 125 | | | 503 | | | 156 | | | 478 | | | 441 | | | 367 | | | 1,442 | | | Continental Europe | | 174 | | | 164 | | | 167 | | | 34 | | | 539 | | | 500 | | | 471 | | | 479 | | | 102 | | | 1,552 | | | Europe - Total | | 230 | | | 330 | | | 323 | | | 159 | | | 1,042 | | | 656 | | | 949 | | | 920 | | | 469 | | | 2,994 | | | Rest of World | | 43 | | | 133 | | | 82 | | | 87 | | | 345 | | | 111 | | | 384 | | | 240 | | | 252 | | | 987 | | | Total | | $ | 1,604 | | | $ | 1,578 | | | $ | 1,383 | | | $ | 850 | | | $ | 5,415 | | | $ | 4,726 | | | $ | 4,587 | | | $ | 3,967 | | | $ | 2,495 | | | $ | 15,775 | | | | | | | | | | | | | | | | | | | | | | | | Service line: | | | | | | | | | | | | | | | | | | | | | | Consulting and technology services | | $ | 929 | | | $ | 1,118 | | | $ | 981 | | | $ | 466 | | | $ | 3,494 | | | $ | 2,707 | | | $ | 3,237 | | | $ | 2,786 | | | $ | 1,379 | | | $ | 10,109 | | | Outsourcing services | | 675 | | | 460 | | | 402 | | | 384 | | | 1,921 | | | 2,019 | | | 1,350 | | | 1,181 | | | 1,116 | | | 5,666 | | | Total | | $ | 1,604 | | | $ | 1,578 | | | $ | 1,383 | | | $ | 850 | | | $ | 5,415 | | | $ | 4,726 | | | $ | 4,587 | | | $ | 3,967 | | | $ | 2,495 | | | $ | 15,775 | | | | | | | | | | | | | | | | | | | | | | | | Type of contract: | | | | | | | | | | | | | | | | | | | | | | Time and materials | | $ | 506 | | | $ | 829 | | | $ | 589 | | | $ | 446 | | | $ | 2,370 | | | $ | 1,482 | | | $ | 2,405 | | | $ | 1,725 | | | $ | 1,334 | | | $ | 6,946 | | | Fixed-price | | 791 | | | 697 | | | 704 | | | 355 | | | 2,547 | | | 2,332 | | | 2,035 | | | 1,976 | | | 1,027 | | | 7,370 | | | Transaction or volume-based | | 307 | | | 52 | | | 90 | | | 49 | | | 498 | | | 912 | | | 147 | | | 266 | | | 134 | | | 1,459 | | | Total | | $ | 1,604 | | | $ | 1,578 | | | $ | 1,383 | | | $ | 850 | | | $ | 5,415 | | | $ | 4,726 | | | $ | 4,587 | | | $ | 3,967 | | | $ | 2,495 | | | $ | 15,775 | | | | | | | | | | | | | | | | | | | | | | |
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