Reliable and rapid water analysis
Full assessment of air quality
Laboratory technology and expertise
Scientific expertise dedicated to water and air quality
Official partner of Géostar and GMT Lab and a member of Groupe G²N Inc., Notreau is a Quebec laboratory specialized in the analysis of water and indoor air quality.
For over 20 years, the company has been supporting individuals, businesses, and institutions in protecting their environment and health through rigorous, fast analyses that meet the highest industry standards.
Located in Brownsburg-Chatham (QC), Notreau serves all of Quebec with personalized service and clear results, allowing its clients to make informed decisions with confidence.
Comprehensive expertise
Drinking water and artesian-well analyses: detection of contaminants (bacteria, metals, nitrates, etc.) and certification of potability in line with Quebec standards.
Indoor air analyses (Notrair): assessment of mold, spores, allergens, or chemical contaminants to ensure a healthy environment.
Notreau testing kits: simple, accurate kits for sampling at home or at the workplace, with detailed reports and personalized support.
Interpretation and advice: complete follow-up, from sample collection through to understanding the results, so the right solutions can be applied quickly.
Why choose Notreau?
Scientific rigor: analyses compliant with MELCCFP standards, performed by an experienced team of specialists.
Reliable, fast results, delivered with easy-to-read reports.
People-centered, accessible client service, suited to individuals and businesses alike.
Integrated partnership with Géostar and GMT Lab, for a complete environmental view — water, air, and soil.
Discover Notreau in detail
To learn more about their services, testing methods, and how to submit your samples, visit the official Notreau website today — and benefit from their know-how for your construction and environmental projects.
At Notreau, we believe that a healthy environment starts with pure water and quality air.
Every analysis we perform is carried out with rigor, transparency, and a constant focus on our clients’ well-being.
Through our cutting-edge technology and recognized expertise, we are helping to build a cleaner, safer, more sustainable Quebec — one drop at a time.