Serrurier D Tremblay Inc.: A lock on quality

Residential, Commercial, Industrial, and Construction Services

Serrurier D Tremblay Inc.: A lock on quality

For more than 20 years, Serrurier D Tremblay has advised customers on the purchase of new locks and repairs or replaces your existing locks. You can count on Serrurier D Tremblay for responsible, prompt, courteous and personalized service in Terrebonne, Repentigny, Mascouche and L'Assomption

The key to your peace of mind

It is important to me that you feel safe in your home or your business. That’s why I believe it is my duty to inform you of the alternatives and services available to secure your property. Ask Serrurier D Tremblay for locks to secure your: Home, office,Factory.

Denis Tremblay, a highly qualified master locksmith

I founded Serrurier D Tremblay in August 1990 in Terrebonne. Since that time, I have given training to new locksmiths and to technicians working in institutions. I am a member of the Association des maîtres-serruriers du Québec (provincial master locksmith association). I am also a member of the Bureau de la Sécurité privée du Québec (provincial office of private security) and hold a RBQ license.

Make an appointment

Workshop by appointment only

Call Us Today

I Care About Your Security






factory site

Construction Site


Opening Hours

Monday to Friday,

from 8:30 a.m. to 5 p.m.

Appointment only

Emergency service

Weekends: Emergency service only

Night: Police calls only

Payment Method

We accept company cheques


1742, rue Asselin
Terrebonne, QC
J6W 4E8