Structural steel skeleton
Professional Steel Erectors

YOUR PROJECT. A CLEAR PLAN TO DRY-IN.

Explore MCMW's steel framing and dry-in capabilities for owners, general contractors, building suppliers, and project managers across Montana, Wyoming, and Idaho.

Metal Building Projects of Every Size

From small garages, shops and barns to agricultural and commercial steel buildings, MCMW welcomes projects of every size. You do not need a massive project or a finalized building package to contact us. Send us what you have, and we’ll help you understand the next step and move forward with confidence.

Tell Us About Your Project

Starting a smaller project? See how we work with property owners on shops and garages, barns, and equipment storage.

Real MCMW Work

Play drone view of an MCMW steel building frame
Finished commercial metal building with overhead doors and architectural wall panels
Telehandler positioning material during steel building erection
Completed dark steel shop in winter conditions

About Montana Custom Metal Works

Montana Custom Metal Works is an owner-led steel erection contractor serving Montana, Wyoming, and Idaho. We take on projects of every size—from small garages, shops, barns, and additions to agricultural facilities and larger commercial steel buildings.

Looking for a crew to assemble a building? Review our metal building erection services for scope and site requirements. We also handle structural steel, standing-seam roofing, wall panels, and insulation when included in the project scope.

You do not need a massive project or a finalized building package to contact us. Send us what you have, and we’ll help you understand the scope, identify the next step, and make a confident decision about your building.

Tell Us About Your Project

Uncompromising Quality

From red-iron framing to the final trim on a cold-formed building, we focus on accurate assembly throughout the contracted erection scope.

Full-Package Erectors

We handle the entire shell. Structural frame, roofing, wall panels, and insulation packages—done efficiently by one experienced crew.

Willing to Travel

If the project makes sense, we mobilize. We serve commercial, industrial, and agricultural clients beyond our immediate backyard.

Your Erection and Dry-In Scope

Confirm the scope, readiness, and schedule before mobilization so your steel building can move from delivered package to a weather-tight shell.

View All Services

PEMB Erection

Professional assembly of the primary and secondary building structure according to the approved package drawings.

  • Structural steel erection
  • Secondary framing
  • Standing-seam roof panels
  • Wall panels
Discuss Your PEMB

Enclosure Packages

Complete the contracted dry-in details around the steel shell and specified weather-envelope components.

  • Insulation installation
  • Trim and closures
  • Gutters and downspouts
  • Snow-retention systems
View Enclosure Details
Scope boundary: Doors, windows, concrete and foundations, and unrelated finish trades are not included unless specifically contracted.

Explore commercial metal buildings, agricultural buildings, shops and garages, and aircraft hangars across Montana, Wyoming, and Idaho.

READY TO MOBILIZE.

Send us your project details, timeline, and location. We’ll tell you straight if we’re the right fit for your erection project.