Experts in soil and water decontamination, and septic sludge management.
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Olys is an authorized recovery center in Outaouais for the reception of contaminated soil, contaminated water, and septic sludge. Compliant with Traces Québec standards, we assist businesses and individuals across Quebec and Ontario with decontamination and site remediation.
Through an approach focused on recovery, we turn environmental liabilities into sustainable assets. Our mission: rehabilitate contaminated sites and treat wastewater and septic sludge to support sustainable development and site remediation for industrial and municipal projects across Outaouais, Quebec, and Ontario.
Thanks also to the ease of implementation of our solutions and the diversity of our expertise, we provide comprehensive support tailored to the specific realities of each project. Our operations span across Quebec, including Abitibi, the Ottawa Valley, Northern Ontario, the Laurentians, and Montreal, as well as: Mille-Îles, Valleyfield, Cornwall, Belleville, Kingston, Toronto, the GTA, Quinte, North Bay, the Great Lakes, Thunder Bay, Kapuskasing, Kanata, Orleans, Stittsville, Peterborough, Montreal, Barrie, Hamilton, Sudbury, London, the Great Lakes, Quebec City, and Saguenay–Lac-Saint-Jean.
Partner with OlysComprehensive
Solutions for
Sustainable
Rehabilitation
Olys
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Our approach allows us to consider all aspects of rehabilitation, from contaminant analysis to the implementation of solutions: treatment of contaminated soils, regulatory compliance, environmental risk management, and coordination with receiving sites for contaminated soils in Quebec — all supported by state-of-the-art equipment.
Why
Choose Olys?
We work closely with our clients – governments, businesses, and institutions – to understand their needs and develop tailored solutions that address their environmental challenges related to soil rehabilitation and the valorization of contaminated lands.
01
Multidisciplinary Approach
Integration of various expertise for comprehensive and efficient environmental management.

02
Environmental and Regulatory Expertise
In-depth understanding of ecological issues and current environmental protection standards to ensure compliant, sustainable, and optimized projects.

03
Tailored Solutions
Every site is unique, so we develop customized strategies to maximize efficiency and minimize environmental impact, taking into account contaminated soils, industrial history, and sustainable development challenges.

04
Environmental Risk Management
Identification, prevention, rapid response in environmental emergencies and mitigation of ecological impacts to ensure site safety and long-term resilience.

05
Full Compliance with Government Standards
Strict adherence to current standards, with continuous monitoring to guarantee legal and operational sustainability. From analysis to the delivery of rehabilitated lands, Olys integrates environmental valorization in full compliance with regulations.

06
Our Commitment to a Better World, Starting Today
Olys, formerly Uteau, brings together a team of experts dedicated to wastewater treatment and soil decontamination in service of the environment. Together with our partners, we strengthen a network committed to the sustainable valorization of resources and the protection of ecosystems.
Our Commitment
to a
Better World,
Starting Today
The Outaouais
Energy Ecosystem
The Outaouais Energy Ecosystem is a visionary project bringing together key players in the fight against climate change, focused on soil protection, the valorization of contaminated lands and sustainable economic development.
With 1,500 acres available for sale or lease, it offers a unique industrial opportunity to drive innovation and environmental transformation within a resilient and eco-friendly framework. Join us if you want to be part of the fight against climate change.

For an environmental emergency:
call 819-598-0175






















