Mira Loma, CA 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 Mira Loma branch serves throughout the Southern California area, providing wholesale materials for the commercial, mechanical and industrial insulation trades, along with HVAC, FRP products, and environmental supplies. We also offer other building products for your construction needs.


  • Southern California Delivery
  • LTL Delivery (Outside Southern California)
  • Enclosed & Stake Bed Truck Job Site Delivery
  • Insulation & Metal Fabrication Shop
  • Full-Service City Desk
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Mira Loma, CA

3743 Grapevine St
Mira Loma, CA 91752-3507
Local: 951-685-3172
International: 800-361-1877
Fax: 951-685-9462
Branch Manager
Bill Wallingford
Branch Hours
6:00AM to 4:30PM (PST)

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.