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Your One-Stop Work Safety Supplier Since 1961

National Capital Industries® has built a reputation centered around our knowledge and experience in supplying contractors with everything they need to get the job done. From safety equipment to construction materials to tools, rentals, and repairs, our products improve work safety throughout America. And we don’t just sell and rent, we also research, advise, and support a variety of customers, vendors, employees, and associations. With over 60 years of gathering knowledge about the construction business and its regulations, we take pride in passing it along to you and your team. 

Our factory-trained technicians are authorized as service personnel for warranty repair and can service your equipment on the premises. Trained in the use of industrial safety equipment, our staff can aid you in the best way of complying with OSHA regulations. As members of ARTBA, & ATSSA, we keep up to date on the latest safety and quality standards and maintain them in all our business dealings.

Industry & Local Associations

Virginia Department of Transportation
Maryland Department of Transportation
Delaware Department of Transportation
Rideable Contracts
  • Truck & Trailer Mounted Message & Arrow Boards
  • Plastic Channelizer Cone
  • Trailer Mounted Arrow Boards
  • National BuyBoard Contract for Wanco Products
  • Rental of Truck Mounted Attenuators
Rideable Contracts
  • Trailer Mounted Arrow Boards
  • Revolution Traffic Cones
  • Delineator Post, Sand Drums & Attenuator Parts
  • Diesel Light Towers
  • Cements, Mortars & Concrete Mixes
  • Safety Cones
  • Sign Shop Supplies Including Traffic Control Devices and Hardware
Rideable Contracts
  • Truck and Trailer Mounted Attenuators & Parts
  • Trailer Mounted Message Boards

Why NatCap?

National Capital Industries’ number one goal is safety. Our team will work to find safety solutions that fit your unique needs. We use our expertise to educate our customers on work-zone-related injuries and fatalities and the hazards and dangers that can be encountered and avoided when driving through roadway work zones.

NatCap is a reliable supplier of quality products and services offered in a timely manner. Our operations are centered around ethical approaches that ensure customer satisfaction. Trust our trained staff to assist you with all your construction needs.

Our Solutions
Safety Equipment Supplier

How will you keep your crew safe on the job site? From PPE such as safety vests and hardhats to larger equipment to improve crew safety, we’ve got it.

Professional Contractor Supply

Why bother checking so many supply houses to find what you need when we’ve got it? We stock all the best construction supplies in our convenient location.

Pavement Marking Supplies

As a new offering, we now offer pavement marking supplies, making us the only place you’ll need to stop to find everything for your project.

Traffic Safety Signs

Our streamlined process allows us to keep up with high demand for traffic safety signs, making it easier for you to get what you need and get on with your project.

Areas We Serve
washington-area
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Washington Area
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baltimore-area
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Baltimore Area
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north-virginia-area
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Northern
Virginia Area
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delaware-area
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Delaware Area
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Client Testimonials
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NatCap always has what I need, the right spec. in stock with so many different products. From temp tape to lutes to No Parking signs and the certs to comply w the project requirements.

Kevin Barlow, Estimator @ General Paving

Excellent customer service and Bobbie is a great sales rep. Everything is smooth and seamless when dealing with him & Nat Cap.

Justin Gollick, Project Manager @ D & F Construction

Having a sales rep that is knowledgeable and ready to help me accomplish my companies goals is why I do business with National Capital.

JP, Project Manager @ AllSite
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