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50 Years of Engineering Excellence

Professional Engineers
and Land Surveyors

Stahly Engineering & Associates, an Employee-Owned, full service civil engineering and survey firm, believes that building positive relationships by delivering quality services is the key to our success.
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Explore Our Work
Projects
Completed
in 2023
1
Employees In
5 locations
1
Clients
Served
in 2023
1
Years In
Business
1
Client
Dedication
1 %
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Project Spotlight

Townsend Elementary School

Stahly Engineering is contracted to construct a new elementary school in the City of Townsend.
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Project Spotlight

Seeley Building

Stahly Engineering was the structural engineer for this multi-use building comprised of four levels, located in the Last Chance Gulch of Helena, MT.
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Project Spotlight

Capitol Tribal Flag Plaza

Stahly Engineering completed survey and site civil design for the new Capitol Tribal Flag Plaza.
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Our Clients

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townpump
Swank
studio
smithriver
sma architects
sletten
slate
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Engineering For

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Engineering For

Commercial
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Government
Employee Spotlight

Jacques Ndengeyingoma, EI

Structural Staff Engineer
Bozeman has welcomed Jacques Ndengeyingoma, EI to the team as a staff engineer in the structural department.
Meet Our Team

Stahly News

Current Project Websites
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Cody, Wyoming Office Updates
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BEST OF MONTANA!
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Celebrating Employee-Ownership at Stahly Engineering: A Day of Camaraderie, Clients, Community, and Culture
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Nathan Bolton, LSI, has been promoted to Survey Department Office Lead in Bozeman!
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2024 ACEC Montana Engineering Excellence Honor Award: Cathedral of St. Helena Restoration: Photogrammetry Point Cloud Survey | Cathedral of St. Helena
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Weathering the Storm: How Drones Aid in Crop Insurance and Disaster Management
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Old Town Bridge receives an additional $1 Million.
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Commissioners Visit Completed Meridian Bridge
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Stahly Engineering WINS Best Engineering Firm in Montana in 2023
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Ready to start your project?

Stahly Engineering is available to help you plan and execute your next project involving engineering, survey, or grant services.

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HELENA, MT OFFICE

3530 Centennial Drive
Helena, MT 59601

(406) 442-8594

Regional Manager:
Clint Smith, CET, CST

BILLINGS, MT OFFICE

2223 Montana Ave, Suite 201
Billings, MT 59101

(406) 601-4055

Regional Manager:
Dax Simek, P.E.

BOZEMAN, MT OFFICE

851 Bridger Drive, Suite 1
Bozeman, MT 59715

(406) 522-8594

Regional Manager:
Zach Lowe, P.E.

GREAT FALLS, MT OFFICE

219 2nd Ave S, Suite 302
Great Falls, MT 59405

(406) 604-4644

Regional Manager:
Aaron Kensinger, P.E.

CODY, WY OFFICE

1001 12th Street
Cody, WY 82414

(307) 509-5541

Regional Manager:
Justin Lundvall, P.E.

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