contractors and architects with structural steel products made to their specifications.
In addition, Mandan Steel fabricates a variety of customized plate work. Mandan Steel also serves as a steel service
center providing steel products including steel corrugated culverts. We detail and fabricate the majority of our work
in-house allowing us to meet project schedules. We maintain the latest technologies in CNC fabrication equipment
and 3D detailing software. Our fabrication shop is certified by the American Institute of Steel Construction.
We maintain excellent relationships with our vendors allowing us quick direct access to material. We maintain a large
inventory of all products at our manufacturing, warehousing, marketing and sales facility in Mandan, North Dakota.
Rommesmo Companies acquired Mandan Steel Fabricators in 1983 from Welk Steel, established in 1957.
Member American Institute of Steel Construction, Inc.
Structural Steel-Structural
Plate & Sheet Steel
© 2009
The Rommesmo Companies
All Rights Reserved
Equal Opportunity Employer
All Rights Reserved
Equal Opportunity Employer