Doors and windows on the South Shore of Montreal

Our service area

At D&P Marchand, we proudly serve a vast area around Montreal's South Shore. Our commitment to customer satisfaction leads us to provide our superior products and services to several cities in the region.


Here are some of the cities we serve in the South Shore region and surrounding areas:


  • The Prairie
  • Lachine
  • To Lasa
  • St-Mathieu
  • Chambly
  • Boucherville
  • Saint-Hubert
  • Longueuil
  • Saint-Lambert
  • Saint-Isidore
  • Saint-Rémi
  • Brossard
  • Saint-Philippe
  • Candiac
  • Delson
  • Saint-Constant
  • Sainte-Catherine
  • Saint-Jean-sur-Richelieu
  • Saint Bruno
  • Sainte-Julie
  • Châteauguay
  • Verdun
  • Lachine
  • Mercier


And much more.



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For your door and window project

No matter where you live on the South Shore, we're here to meet your residential door and window needs. Our dedicated team is ready to provide expert advice and personalized solutions to enhance the comfort and aesthetics of your home.

Online quote for doors and windows

  • Quality

    We offer high-quality door and window products that you can visit our spacious showroom if you are traveling from La Prairie; as well as excellent value for money.

  • Experience

    A team of experienced representatives is available on site, or at your home in La Prairie, to advise you on the door and window products available.

  • Installers

    In addition, we have our own teams of installers (no subcontractors) who are trained and equipped according to the criteria of excellence that you are looking for for your doors and windows.

  • 5-year warranty

    Our door and window installations are guaranteed for up to 5 years. Our products are selected for you from suppliers offering excellent, particularly extensive warranties.

Our values

For direct and personalized service on the South Shore of Montreal.