Custom Built Tanks and Metal Fabrication From Moorhead Machinery & Boiler Co. in Minneapolis serving the Upper Midwest

Moorhead Machinery & Boiler Company provides design, fabrication and field erection of storage tanks, process tanks and large Pressure Vessels. We also repair or modify existing vessels and can respond on an emergency basis as required. Our decades of experience and team of highly skilled professionals provide quality and dependability you can count on.


Moorhead Machinery and Boiler Company has been serving the petroleum, pulp and paper, waste water treatment, farmers’ cooperative and the power industries in the Midwest area. Our markets include the states of Minnesota, Michigan, Wisconsin, Iowa, Illinois, North Dakota, South Dakota, Montana, Missouri and Wyoming.

Code Stamps and Authorizations held By Moorhead Machinery and Boiler Company:

American Petroleum Institute:

API-650 Welded Steel Tanks for Oil Storage
API-653 Tank Inspection, Repair, Alteration, and Reconstruction
API-620 Large Welded Low Pressure Storage Tanks

American Society of Mechanical Engineers:

  • “M” Stamp for Miniature Boilers
    Certificate 3919
  • “S” Stamp for Power Boilers
    Certificate 4996
  • “U” Stamp for Pressure Vessels
    Certificate 605
  • “H” Stamp for Heating Boilers
    Certificate 17,995

The National Board of Boiler & Pressure Vessel Inspectors:

  • “R” Stamp for Repair and Alteration
    Certificate R 69

Contact us today for topnotch boiler repair, metal fabrication, and welding jobs in Minneapolis, MN.

Company Information

Moorhead Machinery & Boiler Company
3477 University Ave N.E. Minneapolis, Minnesota 55418
Hours of Operation, Office:
Monday - Friday 08:00 a.m. - 05:00 p.m.
Closed Saturday and Sunday
Office (612) 789-3541
Fax (612) 789-3540
E-Mail info@mmbco.com

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