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Home
What We Do
Who We Are
- Our Team
Featured Projects
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News
Projects Bidding
Contact

Contact Us

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Helena

3147 Saddle Drive
Helena, MT 59601
406-447-5000

Bozeman

602 S. Ferguson Avenue, Suite 5
Bozeman, MT 59718
406-284-2110

KALISPELL

102 Cooperative Way, Suite 300
Kalispell, MT 59903
406-752-5025

RPA is a 100% employee-owned, full-service civil engineering firm with offices in Helena, Kalispell, and Bozeman, Montana. We take pride in our personalized service and sterling reputation for designing practical and sustainable engineering solutions.

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Projects Bidding

Project Bidding

What We Do

Airports
Natural Resources
Site Development
Structures
Streets & Highways
Surveying/SUE
Transportation Planning & Operations
Water & Wastewater

Airports
Natural Resources
Site Development
Structures
Streets & Highways
Surveying/SUE
Transportation Planning & Operations
Water & Wastewater

Locations

HELENA, MONTANA
3147 Saddle Drive
Helena, Montana 59601
Phone: 406-447-5000 | Toll Free: 1-800-667-8160

KALISPELL, MONTANA
102 Cooperative Way, Suite 300
Kalispell, Montana 59903
Phone: 406-752-5025 | Toll Free: 1-866-420-2023

BOZEMAN, MONTANA
602 S. Ferguson Avenue, Suite 5
Bozeman, Montana 59718
Phone: 406-284-2110