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24 Years
experience
Custom Sheet Metal Fabrication Services in MD, VA & DC
ADJ Sheet Metal is a custom sheet metal fabrication and installation company serving Maryland, Virginia, and DC Metropolitan Areas, as well as Baltimore and Richmond. Since 2002, our company has been providing a wide range of solutions in construction, custom sheet metal fabrication, BIM/CADD coordination, and specialty construction projects to clients both large and small in scale. Based 30 miles south of Washington, DC, in White Plains, our company is over 250 industry veterans strong and our 45,000-square-foot manufacturing facility provides us with the space to tackle challenges of any range. We are capable of meeting tasks head on by providing the benefit of our insight, experience, and dedication to being a reliable partner in order to meet goals and deadlines, providing you with a single source for all of your sheet metal fabrication and construction needs.

Our shop is fully automated and equipped with decoil line, plasma tables, laser table, water-jet sound line cutter, spiral pipe machine, and full welding show. All of our fabrication projects are supported by modern, cutting-edge 3D modeling to ensure accuracy and swift production. We are a proud member of the International Association of Sheet Metal, Air, Rail and Transportation Workers, and the Local 100. Our union workforce comprises a diverse team of specialists, each highly adept at handling unique challenges, deadlines, and custom projects. Whether you are a building manager in need of dependable service experts or a general contractor seeking a team with the tools, skills, and experience to tackle major commercial construction projects, you'll find ADJ Sheet Metal is the best partner for the job.
Services
Custom Sheet Metal Fabrication Custom Electrical Enclosures BIM Coordination Duct Installation UL Electrical Boxes
Details
  • Year established: 2002
Highlights and features
  • We have over 20 years of experience in custom sheet metal fabrication.
  • Our 45,000-square-foot facility handles projects of any scale.
  • We provide UL-certified electrical enclosures for safety and compliance.
  • Our BIM coordination services reduce project costs and errors.
  • Our union workforce includes 250+ industry veterans with specialized expertise.
Associations and certifications
  • Underwriters Laboratories (UL)
Services
Custom Sheet Metal Fabrication
Custom sheet metal fabrication involves creating tailored products from steel, aluminum, and other metals using cutting-edge technology. Our services include cutting, forming, and joining processes for HVAC ductwork, fittings, and enclosures. Clients benefit from precision engineering, rapid production, and solutions for commercial and industrial applications.
Custom Electrical Enclosures
Custom electrical enclosures provide safe, durable housing for electrical components. We fabricate UL-certified boxes and panels using steel, aluminum, and copper. These enclosures protect equipment in commercial buildings, ensuring compliance with safety standards and reducing maintenance risks for long-term reliability.
BIM Coordination
BIM coordination uses 3D modeling to streamline construction projects by aligning architectural, mechanical, and electrical systems. Our team ensures accurate planning, reduces errors, and improves efficiency for complex projects like federal buildings and educational facilities through real-time model updates.
Duct Installation
Duct installation services include designing and installing rectangular and spiral lock-seam ducts for HVAC systems. We use advanced fabrication techniques to ensure airtight, energy-efficient systems that improve indoor air quality and reduce operational costs in commercial buildings.
UL Electrical Boxes
UL electrical boxes meet Underwriters Laboratories safety standards for electrical equipment housing. We fabricate custom enclosures that ensure compliance, durability, and protection against environmental factors, serving industries requiring certified solutions for critical infrastructure.
Questions
What is sheet metal fabrication?
Sheet metal fabrication creates products from raw metal sheets through cutting, forming, and joining processes. We use techniques like stamping, cutting, and welding to produce durable, lightweight structures.
What materials do you work with?
We work with cold rolled steel, hot rolled steel, galvanized steel, stainless steel, aluminum, copper, magnesium, zinc, and other metals for custom projects.
Do you handle large orders?
Yes, our 100,000-square-foot facility and 250+ team members handle prototypes to large-scale production runs with strict adherence to specifications.
What is BIM coordination?
BIM coordination uses 3D modeling to plan and execute construction projects, reducing errors and streamlining workflows for efficient, cost-effective results.
Are your electrical enclosures UL-certified?
Yes, we provide UL-listed electrical enclosures that meet strict safety and functionality standards for commercial and industrial applications.
What services do you offer for commercial projects?
We provide custom sheet metal fabrication, BIM coordination, duct installation, and UL-certified electrical enclosures for federal buildings, arenas, educational facilities, and private construction.
Reviews (2)
K. H.
Jul 25, 2021 Report
Dangerous and erratic driving. Severe tailgating, passing on a double yellow on a residential street, and exceeding the speed limit by 20+. Hope your work is better than your driving.
Michael Thrift
Aug 26, 2017 Report
Dont wast your time.
Waited 10 minutes at reception desk. None of the half dozen voices i could here ever came out. One guy walked in behind me, passed me to go to his office and never bothered to see if i needed help.