With more than 185 offices, HDR is an expertise-driven international firm that delivers its services through a strong local presence.
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| | Chicago | | 8550 W Bryn Mawr Avenue Suite 900 Chicago, IL US 60631-3223 Phone: (773) 380-7900 [ more ] |
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| Chicago | | 30 N. LaSalle Street Suite 3220 Chicago, IL US 60602-3348 Phone: (312) 443-4900 [ more ] |
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| Chicago (HDR|Cummins & Barnard) | | 30 N. LaSalle Street Suite 3220 Chicago, IL US 60602-3348 Phone: (312) 443-4900 [ more ] |
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| Cordova | | 22710 206th Avenue North Cordova, IL US 61242-9778 Phone: (309) 654-2284 [ more ] |
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| Murphysboro | | 1339 Walnut Street Murphysboro, IL US 62966-2026 Phone: (618) 684-5808 [ more ] |
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| Springfield | | 601 West Monroe Street Springfield, IL US 62704-1826 Phone: (217) 525-0700 [ more ] |
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| Springfield | | 5201 South Sixth Street Road Springfield, IL US 62703-5143 Phone: (217) 585-8300 [ more ] |
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| Woodstock | | 10207 Lucas Road Woodstock, IL US 60098-7445 Phone: (815) 334-9511 [ more ] |
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