Tomorrow Water has started a $1.14M government-backed wastewater treatment validation project in Quebec. Proteus Primary will undergo 52 weeks of continuous operation to prove performance and reliability, a key step toward commercialization in Canada.

Tomorrow Water Expands Proteus Technology into Quebec, Canada
Tomorrow Water has reached a major milestone in its global expansion. Its Quebec subsidiary, Tomorrow Water Canada Inc., together with partner Brault Maxtech Inc., has been selected by Écotech Québec and the Ministère de l’Économie, de l’Innovation et de l’Énergie du Québec (MEIE) to participate in the Water Treatment Technology Showcase program.
The project represents a $1.14 million investment, with $500,000 funded by the Quebec government and the remainder shared by Tomorrow Water and Brault Maxtech. It will deploy the Proteus Primary system at a major municipal water resource recovery facility in Laval, where it will undergo 52 weeks of uninterrupted operation. This rigorous evaluation will validate both treatment performance and mechanical stability under procedures set by the Bureau de normalisation du Québec (BNQ). The project will be carried out in collaboration with Cteau – Centre des technologies de l’eau and Professor Yves Comeau of Polytechnique Montréal.
Why Proteus Matters for Quebec
Climate change and increasingly frequent stormwater inflows are putting pressure on wastewater infrastructure in North America. Traditional primary clarifiers require large footprints and high maintenance costs while delivering limited efficiency.
Proteus Primary provides a breakthrough alternative:
- Removes 70–80% of TSS and 35–60% of BOD without chemical use
- Reduces footprint by up to 85% compared to conventional clarifiers
- Contributes to greenhouse gas reduction through improved energy efficiency
- Flexible applications, including secondary treatment, RO concentrate, and groundwater remediation
An Écotech Québec representative explained:
“Proteus Primary removes 70–80% of TSS and 35–60% of BOD without chemical use, while reducing footprint by up to 85% compared to conventional clarifiers. Its outstanding greenhouse gas reduction benefits are why the Ministry decided to fund this project.”
Expanding Beyond Quebec
Proteus has already demonstrated its strong performance in California, where it achieved the highest results in a three-year validation program led by the California Energy Commission (CEC). It is also being deployed in Milwaukee, USA, and contract discussions are underway with the global water company Saur Group in France.
In Korea, Proteus was successfully implemented in the modernization of Seoul’s Jungnang and Seonam wastewater treatment plants, further validating its versatility.
A Key Step Toward Commercialization in Canada
“This project is not just another pilot,” said Dong-woo Kim, CEO of Tomorrow Water. “By operating continuously for 52 weeks, we will prove both treatment performance and mechanical stability. With rising demand for advanced wastewater treatment across Quebec and Canada, Proteus will provide both economic and environmental value while reducing government budget burdens.”
Tomorrow Water is committed to delivering sustainable, scalable, and smart water infrastructure worldwide, starting with this landmark project in Quebec.

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