Lafontaine & Fils inc.
Renovation, construction and general workSeptic systemsWells and water pumps
Call · 819 583-3335Septic systems in Nantes
RBQ data dated November 3, 2026: 2 companies active in Nantes for septic system work. All of them have held their licence for 10 years or more, the oldest since 1984; none got its licence in the last 90 days.
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Renovation, construction and general workSeptic systemsWells and water pumps
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Other cities
Sherbrooke 54Granby 20Magog 9Shefford 7Lac-Brome 7Cowansville 6Sainte-Cécile-de-Milton 6Sutton 5Cookshire-Eaton 5Valcourt 4Saint-Claude 4Ascot Corner 4
Other trades in Nantes
Finding a septic system contractor in Nantes
Looking for a septic system contractor in Nantes? This page lists the 2 companies in Nantes that hold an active RBQ licence for septic system work, according to public RBQ data dated November 3, 2026.
In the Estrie region, 244 companies work in this trade across 72 cities; Nantes has 2 of them (34th).
The choice is limited in Nantes. Companies from nearby cities in the region, such as Sherbrooke (54), Granby (20) and Magog (9), may also serve your area: ask them.
The RBQ numbers: septic systems in Nantes
2companies with an active licence
0new licences in 90 daysnone in the last 30 days
2have held their licence for 10 years or more100% · the oldest since 1984
2have a $40,000 licence bondmay compensate a client under RBQ rules
- All of them have a published phone number: you can call them directly.
- Most common subcategories: 1.3 Buildings of all kinds (2), 1.5 Civil engineering structures (2), 2.2 Non-drilled water catchment works (2), 2.4 On-site wastewater (septic) systems (2).
Useful guides: Septic tank pumping: how often and what to check
Open data of the Régie du bâtiment du Québec as of November 3, 2026, updated every night.
Required licence, issuing body and subcategories for this trade: Septic systems in Greater Montréal.
Homes in Nantes (2021 Census)
610households in a private dwelling
51%of dwellings built before 1981including 25% before 1961
80%of households own their home
84%of dwellings are single-detached houses
Source: Statistics Canada, 2021 Census, table 98-10-0233-01 (25% sample, rounded counts), Statistics Canada Open Licence.
Before you sign with a septic system contractor in Nantes: check the licence on the day, ask for written quotes and avoid large deposits. Printable checklist before you sign →