Les Entreprises Jean-Guy Grand-Maison Enr.
Registered name: Grand-Maison et Fils Inc.
Longueuil · RBQ licence 2321-4372-61 · since 1992
5 of 7 points verified
What we checked ourselves, as of September 18, 2026. It’s a count, not a score: an unverified point doesn’t mean a problem.
- Active RBQ licence
- No restriction
- Bond on file
- Website verified
- Licence number on their site
- –Phone not confirmed by their site
- –Response to emails
See details and sources
| Active RBQ licence | No. 2321-4372-61 in the RBQ registry of September 18, 2026 |
|---|---|
| No restriction | RBQ registry of September 18, 2026 |
| Bond on file | $40,000 — Fédération des Associations et Corporations en Construction du Québec (FACCQ) |
| Website verified | grand-maison.ca responds and belongs to the company (our check of September 23, 2026) |
| Licence number on their site | The same number as in the registry appears on grand-maison.ca |
| Phone not confirmed by their site | Not found on their home page |
| Response to emails | Test in preparation: we will publish the measured delay, with the date |
How to reach them
- 514 554-8475on file with the RBQ
- grand-maison.ca checked on September 23, 2026
- Facebooklink found on their site
- Emailon file, not published · response test coming
- Google reviewswe don’t copy reviews
Job sizes
- Smallsmall renovations
- Mediumbathroom, basement, kitchen
- Largeaddition, new house
Not declared by the company · Is this your company? Tell us
Other general contractors nearby
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Entreprise en Réfrigération et Électricité Snowdon
Longueuil · 0.0 km5/7 verified Licensed for 12 years
What the licence allows them to do
General contractor — categories on file
1.3Buildings of all uses
Plus 8 categories of routine work (Schedule III of the regulation), found on almost every licence : Small concrete works · Non-structural masonry, marble and tile · Metal fabrication · Wood and plastic work · Doors and windows · Interior finishing · Special equipment and products · Special or prefabricated installations.
General contractors — according to their licence · Doors and windows — based on their website
In the RBQ registry
- Legal form
- Personne morale
- Licence category
- General contractor
- Licence issued by
- Régie du bâtiment du Québec (RBQ)
- NEQ (Quebec enterprise number)
- 1142355925
- Address
- 3300 1re Rue Longueuil QC J3Y 8Y5
Check it yourself : Look up licence 2321-4372-61 in the RBQ registry
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RBQ registry data as of September 18, 2026.