Home renovation: bathroom, kitchen, basement
Bathroom renovation (walk-in shower, vanity, tile), kitchen renovation, basement finishing and hardwood or tile flooring. We transform your spaces on budget and on the agreed schedule.
RBQ-licensed general contractor — Vaudreuil-Dorion, Québec
We build your projecttrue to level.
Construction 3 Lacs renovates bathrooms and kitchens, builds cedar decks and home additions, and handles excavation and foundations — in Vaudreuil-Dorion, Vaudreuil-Soulanges, the West Island and Châteauguay. One point of contact, from plans to handover.
What we build in Vaudreuil-Dorion and nearby
Residential renovation and construction services for homeowners in Vaudreuil-Soulanges, the West Island and Châteauguay. Every project is led by the same general contractor, from the first dig to the final finish.
Cedar decks, patios and sheds
Custom cedar decks, stairs, glass or aluminum railings, pool surrounds, covered decks and sheds. Replacement of rotted posts and structures included.
Home additions
Extensions, second storeys and garages — from design to structure, an addition that blends into your existing home, with help on municipal permits.
Excavation, French drains and foundations
Excavation, French drains and concrete foundations delivered with a specialist partner we coordinate — one person accountable, from the dig to the slab, no waiting between trades.
Turnkey project management
As an RBQ-licensed general contractor, we coordinate every trade — plumber, electrician, excavator — under one contract and one written quote.
Our work
Cedar decks, sheds, home additions, bathrooms — real renovation projects delivered in Vaudreuil-Dorion, Vaudreuil-Soulanges and the West Island, photographed by our crew.
Bathroom — walk-in shower
Bathroom — vanity
Deck & pool surround
Cedar stairs & deck
Cedar posts — after
Deck & paver patio
Lakeside shed — finished
Custom deck
Stairs & railing![Rotted base of a covered-deck post, found during the repair]()
Rotted posts — before![Covered-deck roof shored with temporary posts while the columns are replaced]()
Roof shored — during![Excavator digging the foundation of a home addition behind a brick bungalow]()
Addition excavation![Home addition walls framed, insulated and ready for windows]()
Home addition — framing![Lakeside shed under construction, framing wrapped in air barrier]()
Lakeside shed — in progress
Estimate your project in 30 seconds
An honest ballpark, taxes included — not a firm price. The final number is confirmed after a free site visit.
Why people around here call us
Construction 3 Lacs inc. is a residential renovation general contractor founded in 2020 in Vaudreuil-Dorion, Québec. The company builds bathrooms, kitchens, cedar decks, home additions and excavation work for homeowners in Vaudreuil-Soulanges, Montreal's West Island and Châteauguay.
RBQ licence & insurance
General contractor licensed by the Régie du bâtiment du Québec (RBQ 5788-4918-01) and fully insured. Verifiable online in the RBQ registry.
100% recommended
Every review received on our Facebook page recommends us — homeowners in Vaudreuil-Dorion, Saint-Lazare, L’Île-Perrot and the West Island.
Excavation, coordinated
Excavation is scheduled with a specialist partner and flows straight into the foundations — no waiting between trades.
Local, for locals
Based in Vaudreuil-Dorion, between the three lakes the company is named after: Lake of Two Mountains, Lake Saint-Louis and Lake Saint-François.
Our approach
How a renovation project with Construction 3 Lacs works: four steps, always in the same order. That's what keeps a project pleasant.
- 1
Visit & listen
Free, no-obligation home visit anywhere in our service area: we measure, check site conditions and listen to what you actually want.
- 2
Written quote
A detailed written quote, line by line, with a realistic schedule — no surprises halfway through.
- 3
Work done to level
Our crew and trusted subcontractors, coordinated by a single person in charge.
- 4
Final walkthrough together
We walk the site with you and we don't leave until it's clean.
Service area: Vaudreuil-Soulanges, West Island and Châteauguay
A renovation contractor based in Vaudreuil-Dorion, we travel across the Vaudreuil-Soulanges regional county (Saint-Lazare, Hudson, L'Île-Perrot, Pincourt, Rigaud), Montreal's West Island up to Pointe-Claire, and Châteauguay on the South Shore. Your town isn't listed? Call us — we travel.
- Vaudreuil-Dorion
- Vaudreuil-sur-le-Lac
- L'Île-Perrot
- Pincourt
- Saint-Lazare
- Hudson
- Les Cèdres
- Rigaud
- Senneville
- Sainte-Anne-de-Bellevue
- Baie-D'Urfé
- Beaconsfield
- Kirkland
- L'Île-Bizard
- Pierrefonds-Roxboro
- Dollard-des-Ormeaux
- Pointe-Claire
- Châteauguay
Frequently asked questions
What homeowners ask us most often before renovating in Vaudreuil-Dorion and nearby.
Are the visit and the quote really free?
Yes. We come to your home anywhere in Vaudreuil-Soulanges, the West Island or Châteauguay, assess the project and give you a written quote at no cost and with no obligation.
How much does a bathroom renovation cost in Vaudreuil-Dorion?
As a reference, a complete 50 sq ft bathroom in the standard tier lands around $17,500 before taxes, based on our Québec market reference prices (about $350/sq ft). High-end finishes, relocated plumbing or demolition push the amount up. Use the online estimator for a range, then request a firm quote.
Is the online estimate a firm price?
No — it's a ballpark based on market reference prices. The firm price is set in writing after the visit, once we've seen the site conditions.
Are you an RBQ-licensed contractor?
Yes. Construction 3 Lacs inc. holds RBQ licence 5788-4918-01 from the Régie du bâtiment du Québec and is fully insured. You can verify the licence in the public RBQ registry.
Which towns do you serve?
Vaudreuil-Dorion and the whole Vaudreuil-Soulanges region (Saint-Lazare, Hudson, L'Île-Perrot, Pincourt, Les Cèdres, Rigaud), Montreal's West Island (Sainte-Anne-de-Bellevue, Beaconsfield, Kirkland, Pierrefonds, Dollard-des-Ormeaux, Pointe-Claire) and Châteauguay.
Do you build cedar decks?
Yes, it's one of our specialties: custom cedar decks, stairs, glass or aluminum railings, pool surrounds, covered decks and sheds. We also replace rotted posts and structures.
Do you work in winter?
Yes, most interior work (bathrooms, kitchens, basements) continues year-round. Excavation, foundations and decks follow the season.
Do you handle the permits?
We can guide you through municipal permit applications (Vaudreuil-Dorion, Saint-Lazare, L’Île-Perrot or any other town we serve) and provide the documents needed for your plans.
How long does a typical project take?
A bathroom: 2-4 weeks. A kitchen: 3-6 weeks. An addition: a few months. We set a realistic schedule before starting, and we stick to it.
How do I get a quote?
Call 514-444-2391, email [email protected] or fill in the contact form. We call you back to schedule the free visit.
Tell us about your project
Call, write or send the form to discuss your project.
- 514-444-2391
- [email protected]
- Vaudreuil-Dorion, Québec