The Earth
See the process

About Us

RSI Environmental is a treatment and recycling centre for contaminated soil and residual hazardous waste by using high-temperature thermal desorption technology. Our mission focuses on soil remediation and environmental cleaning to provide future generations with a clean and healthy environment by reversing soil contamination and transforming it into a clean and reusable material.


Entrust all environmental responsibility

When contaminated materials arrive at RSI Environmental, an Acceptance Certificate is issued to certify that we take full environmental responsibility for the waste. Once the waste has been treated, a certificate of destruction is issued in compliance with authorization certifications and licenses.

Destruction of more than 99.99999% of organic contaminants

Thanks to proven technology, unique within North America, RSI Environmental has achieved unprecedented levels of contaminant destruction, even with those as persistent as PCBs, dioxins, furans, pesticides, various organochlorine compounds, and more.

Large receiving and storage capacity

Equipped with a 70,000-tonne capacity warehouse, we are able to accept a significant amount of material in both summer and winter and have unique expertise in all types of spills as well as environmental emergencies.

Safe processing of waste

Our equipment allows us to safely perform soil screening, rock crushing, grinding of wood or other debris, etc., alleviating the on-site handling costs of clients. This is a turn-key service with no extra charge.
The process

The process

The thermal process used by RSI Environmental is recognized as being one of best, using the best technology available for treating soil contaminated with dangerous organic compounds and halides.

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Certifications & authorizations

Over 22 certificates of authorization and permits

The permits issued by the Government of Québec enable us to accept and to treat soil, concrete, asphalt and other contaminated granular materials with light and heavy hydrocarbons, chlorinated hydrocarbons such as HAP, TCP, TCE, besides Dioxins and Furans. We offer destruction and removal efficiency higher than 99.9999%.

Our environmental management system is ISO-14001 certified.

In addition, we established an environmental monitoring program considered by the Québec Government and Canadian authorities as being the most complete installation in the history of the industry.

  • Conseil des entreprises en technologies environnementales du Québec (CETEQ)
  • The Quebec Business Council on the Environment (CPEQ)
  • Réseau Environnement
  • Chambre de commerce et d’industrie Saguenay-Le Fjord
  • Agrinova
  • And more...
Certifications & authorizations
Clients & areas served

Clients & areas served

RSI Environmental’s main clients include provincial, Canadian and American government agencies and ministries.

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Interactive mapRSI Environmental has a diverse clientele covering the eastern provinces, Northern Quebec, Ontario, British Columbia and the United States. For soil contaminated by hydrocarbons or other less persistent contaminants, RSI’s core clientele is in the Saguenay-Lac-Saint-Jean region and throughout Quebec.