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DSI Door Services

Door Services, Inc. of Portland Maine provides residential and commercial garage and overhead door products to customers in Portland, Cape Elizabeth, Scarborough, Cumberland, Falmouth, Yarmouth, Gray and all the surrounding communities. DSI-Door-Services-Inc-Gallary.jpg In addition, we provide reliable, prompt installation and service for all door-related products, including dock levelers and material handling equipment. We are committed to being industry leaders and to providing the best products and service possible to our customers.

For over 20 years, we at DSI have worked to ensure that our customers are getting the products that meet both their expectations and their needs. DSI-Door-Services-Inc-Products.jpgOur sales staff is knowledgeable and responsive, with a combined total of nearly 100 years in the door business. Our teams of professional technicians/installers have over 150 years combined experience in the industry, and training for new products is continual. We want to be and work hard to be the best at what we do.

We hope that you will give us an opportunity to prove to you that we are the best. Please give us a call. We’re eager to hear from you, and we promise to give you the great products and service that we believe every customer deserves.


  • Residential Doors
  • Commercial Doors
  • Rolling Steel Doors
  • High Performance Doors
  • Docking Equipment
  • Automatic Entrance Doors
  • Gates
  • Hollow Metal
  • Specialty
  • Hardware
  • Control Systems
  • Awnings


  • Residential
  • Municipal
  • Institutional
  • Aviation
  • Industrial
  • Commercial
  • Agricultural
  • Marine
  • Retail

For more information please visit our website at or our showroom/offices in Portland.

31 Diamond Street
Portland, Maine   04101
Phone: 207-797-5696
Fax: 207-878-5156

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