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Verified Reviews for Structural Engineering pros in Manhattan, MT
*The Angi rating for Structural Engineering companies in Manhattan, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Structural Engineering needs.
*The HomeAdvisor rating for Structural Engineering companies in Manhattan, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Structural Engineering needs.
Last update on October 27, 2025
Find Structural engineers in Manhattan

Valler services
Valler services
Commercial and Residential Excavation. We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality of work we provide, while delivering great customer service! Check out all the services we offer below and call -or- click to schedule an estimate today!
"All went well. Professional work thru and thru...timely and efficient."
Paul M on November 2024
Commercial and Residential Excavation. We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality of work we provide, while delivering great customer service! Check out all the services we offer below and call -or- click to schedule an estimate today!
"All went well. Professional work thru and thru...timely and efficient."
Paul M on November 2024

Patriot Earthworks LLC
Patriot Earthworks LLC
Patriot Earthworks is a Veteran & Family Owned excavation company here in the Gallatin Valley. We specialize in all excavation and grading. (Building footings, driveways/sidewalk prep, underground utilities, roads and septic systems) Between both owners Patriot Excavation has 21 years of experience in the industry.
"It went great."
Kent S on August 2023
Patriot Earthworks is a Veteran & Family Owned excavation company here in the Gallatin Valley. We specialize in all excavation and grading. (Building footings, driveways/sidewalk prep, underground utilities, roads and septic systems) Between both owners Patriot Excavation has 21 years of experience in the industry.
"It went great."
Kent S on August 2023
structural/geotechnical Engineer
structural/geotechnical Engineer
Structural engineer with 15+ years of experience on structural and soil engineering (Geotechnical Engineering) issues including analyzing residential, commercial, industrial, and medical facilities structural systems (steel, concrete and wood systems), Structural repair of existing structures, Seismic retrofitting and repair, Retaining walls, earth support system, and foundation design, Soil consultation, Inspection of structure and foundation systems
Structural engineer with 15+ years of experience on structural and soil engineering (Geotechnical Engineering) issues including analyzing residential, commercial, industrial, and medical facilities structural systems (steel, concrete and wood systems), Structural repair of existing structures, Seismic retrofitting and repair, Retaining walls, earth support system, and foundation design, Soil consultation, Inspection of structure and foundation systems
Stahly Engineering & Associates
Stahly Engineering & Associates
Stahly Engineering & Associates, a full service civil engineering and survey firm since 1970, believes that building positive relationships by delivering quality services is the key to our success. Personal involvement from owners and project managers in individual projects performed and the communities we serve strengthens our commitment to our clients' goals. Stahly Engineering provides engineering services in the fields of transportation, site development, water and wastewater systems, and structures. We also assist public and private clients with planning, grant writing and administration, GIS, all types of survey services, and construction inspection.
Stahly Engineering & Associates, a full service civil engineering and survey firm since 1970, believes that building positive relationships by delivering quality services is the key to our success. Personal involvement from owners and project managers in individual projects performed and the communities we serve strengthens our commitment to our clients' goals. Stahly Engineering provides engineering services in the fields of transportation, site development, water and wastewater systems, and structures. We also assist public and private clients with planning, grant writing and administration, GIS, all types of survey services, and construction inspection.

Groundworks
Groundworks
Groundworks, previously Yellowstone Structural Systems, specializes in helping homeowners with their foundation repair, basement waterproofing, crawl space encapsulation, and concrete needs. Our top priority is providing high-quality home repair solutions and personalized service across Montana and Wyoming. With fully trained technicians, industry-leading products, and nationally backed warranties, Groundworks is here to restore your foundation or crawlspace.
Groundworks, previously Yellowstone Structural Systems, specializes in helping homeowners with their foundation repair, basement waterproofing, crawl space encapsulation, and concrete needs. Our top priority is providing high-quality home repair solutions and personalized service across Montana and Wyoming. With fully trained technicians, industry-leading products, and nationally backed warranties, Groundworks is here to restore your foundation or crawlspace.
Allied Engineering Services Inc
Allied Engineering Services Inc
Licensed in 5 states. 5 employees. Billings Phone #: 406.259.0221
Licensed in 5 states. 5 employees. Billings Phone #: 406.259.0221
The Manhattan, MT homeowners’ guide to structural engineering services
From average costs to expert advice, get all the answers you need to get your job done.

Beam installation costs are an important consideration if you’re building a home or doing renovations. Learn about average costs and factors in this guide.

Looking to expand your ceiling and send claustrophobia running for the hills? This guide covers the cost to vault a ceiling and factors that impact estimates.

A damaged main support beam can cause serious structural damage to your house. Learn how much it costs to replace a main house support beam.

Before removing a wall, make sure it’s not load-bearing. Learn the benefits of hiring a structural engineer to check if a wall is load-bearing.

Before you can start a major remodel, you need to know how to tell if a wall is load-bearing. Learn what a load-bearing wall is and how to identify one.

The right ceiling joist spacing will help support your ceiling and prevent sagging, but there are a number of factors to consider. This guide can help.
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