Why expand your home with Construction Précellence?

For over 70 years, Construction Précellence has been your general contractor specializing in residential additions in Montreal and on the South Shore. Whether it’s for a kitchen, bathroom, bedroom or garage, we transform your space to make it more functional and aesthetically pleasing, while increasing the value of your property.

What types of extensions do we make?

  • Floor addition
  • Kitchen, bathroom, basement or bedroom extension
  • Home garage extension
  • Fitting out a two-generation home
  • Expanding an entrance hall or interior skylight

What can we do for your extension?

  • Enlarging and/or replacing an opening
  • Renovating a staircase
  • Adding a bathroom
  • Bathroom vanity, plumbing and accessories
  • Kitchen cabinets with plumbing and accessories
  • Insulation of existing walls
  • Soundproofing walls and ceilings
  • Major demolition
  • Demolition and/or modification of load-bearing walls
  • Floor levelling
  • Access to work site
  • Age of building
  • Choice of finishing materials

Please note that we only carry out renovations in residential areas. Here’s an overview of where we can carry out renovation and construction work.

  • Single-storey / single-family home
  • Cottage
  • Semi-detached / Townhouse
  • Condo unit
  • Penthouse
  • Apartment, housing
  • Bi-generational and intergenerational homes
  • Duplex, triplex, quadruplex
  • Loft
  • Luxury home, prestige home & high-end home

What is the average cost of an extension in Montreal?

  • Single-storey extension (12′ x 12′) → From $60,000
  • Two-storey extension (12′ x 25′) → From $140,000
  • Garage construction (12′ x 25′) → Starting at $70,000

Prices vary according to complexity, materials and architectural integration.

Why choose Construction Précellence for your project?

We offer a turnkey solution, including :

  • Design of plans and 3D models
  • Management of municipal building permits
  • Establishment of a precise, realistic budget
  • Respect for deadlines and cost control
  • High-quality materials and sustainable architecture

Ready to expand your home?

Do you have any questions about our projects, our prices or would you like to request a quote? Contact us today for a free estimate and transform your living space with our experts! Construction Précellence comes to you anywhere in Montreal and on the South Shore to carry out your expansion project.

  • Plateau-Mont-Royal
  • Villeray–Saint-Michel–Parc-Extension
  • Rosemont–La Petite-Patrie
  • Outremont
  • Ville-Marie (Centre-ville)
  • Côte-des-Neiges–Notre-Dame-de-Grâce
  • Hochelaga-Maisonneuve
  • Mercier–Hochelaga-Maisonneuve
  • Griffintown (Sud-Ouest)
  • Verdun
  • Ahuntsic-Cartierville
  • Saint-Laurent
  • Lachine
  • LaSalle
  • Rivière-des-Prairies–Pointe-aux-Trembles
  • Montréal-Nord
  • Westmount
  • Côte-Saint-Luc
  • Anjou
  • Saint-Léonard