Data center contractors in the USA and Canada
33 contractors in this table build data centers in the US and Canada. HITT leads on 2025 data center revenue ($10.65 billion)↗, 18 firms deliver at least half their work as construction manager at risk, and 5 are employee-owned.
| Delivery models | ||||||
|---|---|---|---|---|---|---|
| HITT Contracting | 14 | 10,653.54 | 84 | 1004 | CM at risk | 2026-11-11 |
| Turner Construction | 23 | 9,334.43 | 13 | 803 | CM at risk | 2026-11-11 |
| Holder Construction | 33 | 8,5273 | 123 | 923 | CM at risk, Design-build | 2026-11-11 |
| DPR Construction | 44 | 8,059.44 | 74 | 904 | CM at risk, Design-build, Preconstruction | 2026-11-11 |
| Mortenson | 54 | 4,833.14 | 104 | 604 | CM at risk | 2026-11-11 |
| Clayco | 62 | 4,706.22 | 202 | 02 | Design-build | 2026-11-11 |
| Whiting-Turner | 72 | 3,895.82 | 52 | 712 | CM at risk | 2026-11-11 |
| STO Building Group (Structure Tone) | 93 | 3,5293 | 33 | 843 | CM at risk | 2026-11-11 |
| Fortis Construction | 102 | 3,289.92 | 462 | 742 | CM at risk | 2026-11-11 |
| Hensel Phelps | 114 | 2,973.24 | 114 | 484 | CM at risk | 2026-11-11 |
| Walbridge | 124 | 2,791.54 | 264 | 504 | CM at risk | 2026-11-11 |
| JE Dunn Construction | 133 | 2,6863 | 213 | 833 | CM at risk | 2026-11-11 |
| Clune Construction | 143 | 2,5703 | 453 | 673 | CM at risk | 2026-11-11 |
| Gray | 154 | 2,5154 | 304 | 644 | CM at risk, Design-build | 2026-11-11 |
| The Walsh Group | 164 | 2,252.54 | 164 | 164 | CM at risk, Design-build, Preconstruction | 2026-11-11 |
| Suffolk Construction | 172 | 2,180.92 | 232 | 1002 | CM at risk | 2026-11-11 |
| Brasfield & Gorrie | 184 | 2,028.54 | 244 | 84 | CM at risk, Design-build | 2026-11-11 |
| T5 Construction Services | 192 | 1,666.32 | 802 | 02 | Design-build | 2026-11-11 |
| Ryan Companies | 203 | 1,3833 | 333 | 63 | CM at risk | 2026-11-11 |
| AECOM Tishman | — | — | 182 | 702 | CM at risk | 2026-11-11 |
| Burns & McDonnell | — | — | 353 | 23 | CM at risk, Design-build | 2026-11-11 |
| Clark Construction | — | — | 154 | 524 | CM at risk, General contracting | 2026-11-11 |
| EllisDon | — | — | — | — | General contracting, Preconstruction | 2026-11-11 |
| Fluor | — | — | 94 | 04 | EPC, General contracting | 2026-11-11 |
| Gilbane Building Company | — | — | 193 | 783 | CM at risk, Design-build, IPD | 2026-11-11 |
| Hoffman Construction | — | — | 314 | 564 | CM at risk | 2026-11-11 |
| Kiewit | — | — | 43 | 173 | CM at risk, General contracting | 2026-11-11 |
| McCarthy Building Companies | — | — | 224 | 474 | CM at risk | 2026-11-11 |
| Okland Construction | — | — | — | — | Construction management, Design-build | 2026-11-11 |
| PCL Construction | — | — | 144 | 394 | CM at risk | 2026-11-11 |
| Pomerleau | — | — | — | — | Construction management | 2026-11-11 |
| Skanska USA | — | — | 172 | 592 | CM at risk | 2026-11-11 |
| Sundt Construction | — | — | 423 | 373 | CM at risk | 2026-11-11 |
Shortlisting a US data center GC
How the data is sourcedStart with the market you are building in and the contract you want to sign. Most of the ENR top 20 work as construction manager at risk: Holder delivered 92% of 2025 revenue that way↗ and DPR 90%↗. If you want one contract for design and construction, Clayco, Gray and Brasfield & Gorrie lead with design-build; see the design-build list.
Scale and focus
Clayco reports 10.2 GW delivered or underway↗. Mortenson’s QTS Chicago case study states 14 MW deployed and 40 MW ultimate building capacity↗. Specialists put most of their revenue into the sector: Fortis 92%↗ and Clune 71%↗.