SI Entretien official video
This fall: gutters, leaves, windows and vinylComplete cleaning service.
★★★★★ 4,8 ★ · 218 Google reviews (opens the Google listing in a new tab)Satisfaction guarantee Your satisfaction is guaranteed.
Gutter emptying, leaf removal, windows and vinyl: get your property ready for winter. One call for your whole exterior.
514-795-2932 All our servicesFree quote
We reply as quickly as we can.
Call us or fill in the full form.
Get a free quote 514-795-2932 Satisfaction guarantee Add photos of your house for the most accurate price.- 4000+ clients
- 4,8 ★ 218 Google reviews
- +150 000 windows cleaned
- 20 young pros on the team
- Guarantee of satisfaction
- 7 days a week by appointment
Local businesses, like us.
Property management, construction, shops and restaurants, in our three regions.
Our commercial work →Québec
- Chic & Sympa
Montréal and surroundings
Gatineau
- Héro Nettoyage
- Piz'za-za
Marc-André Laurin, residential real estate broker
Fall servicesGet your property ready for winter.
Leaves are falling and gutters are filling up: now is the time to take care of it, before the snow.
All our services → Fall Gutter emptying Internal emptying or external cleaning. Book now → Fall Leaf removal Bagged at the curb, or blown into a wooded area. Book now → Fall Windows and vinyl Window, soffit and vinyl cleaning. Book now → Before / AfterSee the difference.
Real SI Entretien jobs. Drag the slider to compare.
I want the same result Before AfterYour house could be next.
Get a free quote Our servicesOne partner for all your maintenance needs.
One company for everything : from the roof to the driveway, we take care of the exterior of your property, residential or commercial.
514-795-2932Swipe to see the services
Window cleaning (residential)
Inside and/or outside, with filtered pure water.
See the service →Gutter cleaning
Internal emptying or external cleaning.
See the service →Leaf removal
Bagged at the curb, or blown into a wooded area.
See the service →Soffit and vinyl cleaning
Bring back the shine to your soffits.
See the service →Paver cleaning
Dirt, weeds and stains removed.
See the service →Car cleaning
Comfort, hygiene and a sharp-looking vehicle.
In winter, car cleaning is offered in Montréal only.
See the service →Window cleaning (commercial)
A professional image for your business.
See the service →Post-construction cleaning
A space ready to live in, without the traces of the work.
See the service →Also offered
For your bins, and for winter.
Get a free quote How it worksIt's simple : three steps.
No visit needed to get a price. Just fill in the form.
- 1
Send photos of your house
Fill in the form, check your services and attach photos of your property.
Up to 10 photos - 2
Get your estimate
Photos let us give you the most accurate and fair price possible. We reply as quickly as we can.
Free quote - 3
We take care of the rest
The team arrives at the agreed time, early morning, evenings or weekends.
7 days a week, by appointment
The SI team, in the field.
Tap a video to play it. Sound is off by default.
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Paver cleaning on the job
See on Instagram (new tab) -
Windows and vinyl with Sam
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Gutters with Jess
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Here's how it works from A to Z
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SI Entretien official video
Thousands of happy clients.
Homes, businesses, new construction : a look at our teams' work.
See the full gallery Home · siding and windows Commercial windows Chic & Sympa · Québec Post-construction Exterior windows Car Google reviewsEvery detail counts. Our clients notice.
A selection of 5-star reviews from our Google listing (in French, as written by our clients).
★★★★★ 4,8 ★ · 218 Google reviews (opens the Google listing in a new tab)« Solide job de Léonard! Il est repassé sur les mêmes vitres lorsque c'était encore sale après un passage. Le souci du détail est apprécié! »
« Mathias de SI Entretien est venu laver mes vitres extérieures et j'ai eu un service incroyable du début à la fin. Travail super propre, professionnel, rapide et vraiment bien fait. Honnêtement, ça faisait longtemps que je n'avais pas eu un aussi bon service. Je recommande sans hésiter. »
« Étonnamment étonnant! Belle équipe jeune et dynamique, polie, courtoise, professionnelle, respectueuse des lieux. Soumission simple et rapide, belle offre de services. »
« Service impeccable de jeunes entrepreneurs vaillants, minutieux, ambitieux, qui font un travail irréprochable. Nous les avons engagés pour nettoyer nos fenêtres int./ext. ainsi que le nettoyage des gouttières et nous sommes très satisfaits. Sans aucune hésitation, nous les recommandons. »
« Le nettoyage extérieur des gouttières de mon cottage a été bien fait. Personnel courtois, fiable et minutieux. De plus, le suivi (rappel de la visite, confirmation de la fin des travaux, facturation avec options de paiement) est clair et utile. Merci! »
« Merci à Nathan pour son excellent travail et son professionnalisme. Ça fait plusieurs années que nous faisons affaire avec SI Entretien et ils ne déçoivent jamais. »
Why choose SI Entretien?
Flexible hours
We know your time is precious. Whether you need cleaning early in the morning, late in the evening or even on the weekend, we're here for you.
Quality guaranteed
Our commitment to our clients doesn't end when the cleaning is done. We offer exceptional after-cleaning customer service to make sure your needs are always met.
Pure water
With the latest pure-water filtration technology, we guarantee spotless cleaning with no residue or streaks. Your windows will shine like never before.
At SI Entretien, we understand the importance of keeping spaces clean and welcoming. As a family business, we put special care into family values.
By the numbersThe work speaks for itself.
- +150 000 windows cleaned Québec, Montréal, Gatineau
- +2500 siding jobs
- +1200 garbage bins
- +1000 gutters
- +1000 cars Service launched in winter 2025
- +300 pressure-washing jobs
- +100 paver driveways
- +50 commercial contracts
A real team, real trucks.
A team of 20 motivated young people, recognizable by the QR codes on their backs.
Discover our story →« Taking care of places also means taking care of people. »
It all started with Sam, our founder, a former football player at Cégep Garneau. Jess then joined the adventure to found the Montréal division. Together, they approach every job like a game : rigour, performance and teamwork.
Our story Build a career at SI Sales representative or cleaning technician: join a team of 20 ambitious young people. See the jobs → FAQYour questions, answered.
Another question? Call us, 7 days a week.
514-795-2932Is SI Entretien a registered company?
Yes. SI Entretien is operated by 9571-0547 Québec inc. In June 2026, SI Entretien Montréal was merged into 9571-0547 Québec inc.; the company continues to operate as SI Entretien in Québec City, Montréal and Gatineau.
Is the quote free?
Yes. Fill in the quote form : it's free, and we reply as quickly as we can.
Do you offer a guarantee?
Yes: SI Entretien offers a satisfaction guarantee. Your satisfaction is guaranteed, and our after-cleaning customer service is there to make sure your needs are met.
Why send photos of my house?
Photos (up to 10) let us give you the most accurate and fair price possible, with no visit.
Which regions do you serve?
Ottawa – Gatineau, Montréal – South-West and Québec – Lévis – Beauce. Not sure we cover your area? Call 514-795-2932.
When can you come?
We work 7 days a week, by appointment only : early morning, evenings or weekends.
Do you clean windows inside too?
Yes. Window cleaning is done outside, or outside and inside : you choose the option in the form.
What is pure water?
We use the latest pure-water filtration technology, for spotless cleaning with no residue or streaks.
What gutter options do you offer?
Two options : internal gutter emptying, or external cleaning.
Why have your gutters emptied?
Clogged gutters can cause water infiltration and damage to the roof, the walls and even the foundation of your house. We offer internal emptying or external cleaning.
What do you do with the leaves?
Your choice : we bag them and leave the bags at the curb, or we blow them into a wooded area of your property.
Is car cleaning offered in winter?
Yes, but in winter, car cleaning is offered in Montréal only.
Do you offer snow removal?
Yes, in winter : shovelling and roof snow removal. Choose « Déneigement (pelle / toiture) » in the form.
Three regions, the same quality.
Ottawa – Gatineau
7 days a week, by appointmentMontréal – South-West
7 days a week, by appointmentQuébec – Lévis – Beauce
7 days a week, by appointmentWindow cleaning in Québec City · Window cleaning in Lévis · Window cleaning in Montréal · Window cleaning in Gatineau
A spotless property, without thinking about it.
Free quote · 7 days a week · By appointment only
514-795-2932 Get a free quote
