Firms with offices in Ontario, Canada
Show firms headquartered in Ontario, Canada
| Firm | Rank | DI Index (?) | Size (?) | Headquarters | Revenue | Staff | Offices | Year |
|---|---|---|---|---|---|---|---|---|
| Aedas | 75 | New York, NY | $28,779,300 | 151 | 31 | 1952 | ||
| Cannon Design | 9 | Grand Island, NY | $218,808,718 | 1,053 | 17 | 1945 | ||
| Gensler | 1 | San Francisco, CA | $764,081,273 | 3,500 | 34 | 1965 | ||
| HDR Architecture | 6 | Omaha, NE | $330,600,000 | 1,500 | 43 | 1917 | ||
| HOK | 3 | St. Louis, MO | $447,472,000 | 1,695 | 25 | 1955 | ||
| Perkins + Will | 4 | Chicago, IL | $372,000,000 | 1,517 | 23 | 1935 | ||
| Perkins Eastman | 16 | New York, NY | $130,000,000 | 675 | 13 | 1981 | ||
| Smith Carter | Atlanta, GA | 187 | 5 | 1947 | ||||
| Stantec Inc. | 12 | San Francisco, CA | $172,425,000 | 1,244 | 1954 |
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