Casper, WY With over 50 locations across the U.S., we're equipped to help you nearly anywhere, with any job. Use the interactive map to view our location-specific products and services, or connect with a subsidiary branch.

About This Location

The Casper branch serves the state of Wyoming. We provide wholesale construction materials for commercial roofing, HVAC, mechanical insulation, industrial and waterproofing products. We also offer other building products for your construction needs.


  • Casper Area Delivery
  • Weekly In-State Delivery
  • Commercial Tapered Roofing Insulation Design
  • Flatbed Delivery to Job Sites
  • Full-Service City Desk
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Casper, WY

1605 East E Street
Casper, WY 82601-2159
Local: 307-232-6540
Fax: 307-232-6539
Branch Manager
Steve Theisen
Branch Hours
7:30AM to 4:30PM (MST)

The Macarthur Advantage

For over 100 years MacArthur Co. has been in the building products distribution business. Our footprint has expanded over the many years as well as our product offering.  We are proud to serve many industries including; HVAC, Mechanical Insulation, OEM, Fire Proofing, Low Slope Roofing, Steep Slope Roofing, Siding, Windows, Waterproofing… just to name a few.  MacArthur Co. works closely with our customers to ensure product availability through our many stocking warehouses and timely deliveries through our fleet of trucks.

MacArthur Co. is also very proud to be 100% ESOP Employee Owned! Whether you are speaking to one of our experienced salespeople, estimators, corporate employees or truck drivers, you are truly speaking with an owner who cares about our partnership with you, our customer!  We pride ourselves on the long-term relationships we’ve earned with our vendors and customers throughout the years. Contact your closest MacArthur. Co branch office and see for yourself what the ‘MacArthur Difference’ is all about.

Every MacArthur Company location strives to meet the unique needs of their customers.