Rockville Steel & Manufacturing Co.


(301) 548-7400
7411 Lindbergh Drive, Suite G  Gaithersburg, MD 20879-5416


Fabrication and Installation

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About Us

Steel, Steel Company in Gaithersburg, MD

 Rockville Steel & Manufacturing has worked with some of the most prestigious and reputable organizations in and outside of the Washington Metropolitan area, including:

  • The White House
  • Andrews Air Force Base
  • Walter Reed Army Medical Center
  • The National Institute of Health
  • Duke University
  • The University of Maryland
  • The National Smithsonian
  • The Jefferson Memorial
  • The Bureau of Engraving and Printing
  • International Monetary Fund
  • Vocus

"This is a wonderful company to work with and I highly recommend them to everyone for their steel and structural needs."

-Patti Jones

Rockville Steel & Manufacturing Company in Gaithersburg, Maryland, has been fabricating high quality structures and products for over 30 years. Founded in 1978 by John T. Steffes, Rockville Steel is still family owned and operated. RSM has earned a reputation as being a reliable and quality driven subcontractor in the metropolitan area.

Commercial and Industrial Services
Rockville Steel & Manufacturing Co. has been a trusted name for many years among select contracting companies.

Our projects include numerous  architectural structures ranging from local elementary schools to national historic monuments.  We primarily work with miscellaneous metals and light structural steel, however, we also specialize in custom stainless steel and aluminum fabrication. Contact us today to discuss what Rockville Steel & Mfg. Co. can offer towards the successful completion of your next project. 

Custom Residential Services
If you can dream it, we can build it. From the most ornate and decorative entrance gates to the most simplistic handrail. We maintain quality control throughout the design and construction process to ensure that your order is to the highest standards possible. We pride ourselves on creating products that are both effective and visually pleasing. Let's see what we can build for your home. Call today for a FREE ESTIMATE.


Stairs, Steel Projects in Gaithersburg, MD

Contact our steel company today
in Gaithersburg, Maryland, for all of your steel needs.