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Over 20 years protecting homes and businesses across Greater Montreal
SL Extermination, in Lachine
SL Extermination Inc. is a pest management company based in Lachine, on the west side of the Island of Montreal. For two decades, we've been putting our know-how to work for households, businesses and industries across Greater Montreal, Laval and the South Shore.
Thousands of jobs, one standard
With thousands of inspections, treatments and wildlife captures under our belt, we've seen just about every situation: the mouse in a brand-new condo, the carpenter ant colony in a chalet, the wasp nest inside a daycare wall, the raccoon in a triplex attic. Every case is different, but our standard doesn't change: find the cause, treat it properly and make sure the problem doesn't come back.
We stand out for quality work that's fast and lasting, for the ongoing training of our qualified technicians, and for innovative, safe methods that comply with the federal, provincial and municipal laws and regulations governing our industry. Our approach respects your health, the health of your loved ones and pets, and the environment.
Our mission
To provide complete, effective and accessible pest management that protects the places where you live and work.




What sets us apart
Four commitments we keep on every visit, from private homes to factories.
Thoroughness
A full inspection before every treatment. We don't guess, we check.
Expertise
Qualified technicians with ongoing training who know Quebec's pests and the region's buildings.
Compliance
An insured company, registered products and methods that comply with laws and regulations.
Availability
Service 24/7, because pests don't take breaks.
Before you let us into your home
Choosing an exterminator means letting someone into your home. Here's what you can check before you trust us with your problem.
What you can expect from us
- A quick response, day or night.
- An honest assessment of the situation and a free quote, with no surprises.
- A treatment adapted to your building, not a one-size-fits-all approach.
- Clear explanations of what we're doing, why, and what precautions to take.
- Practical recommendations so the problem doesn't come back.
