Montreal Downtown


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Residential • Commercial • Industrial

Our Services


The solution to save and guarantee your well-being.

Infrared Thermography

Moisture and water infiltration can destroy materials ...

Our Projects

Our History

Calfeutrage MJM is a professional business with over 20 years of combined knowledge in the caulking industry within the Montreal, Laval, North Shore and South Shore area.

We have been working directly with structural engineers as well as with home builders and home owners for over 10 years, and are considered to be one of the top leading caulking companies in the Montreal area. We have gained an excellent reputation by standing behind our high quality product and workmanship.


Make an appointment for a free estimate for your caulking in Montreal and its surroundings!