Our cements are derived from the Synergia™ process, a unique ecoperforming cement production process in North America. Ciment Quebec Inc. produces a broad range of cement products : the ELEMENT™ Portland cement products and the EVOLUTION™ masonry cement products.

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Made of quality raw materials and tested by our professionals in the laboratory and on site, our ready-mixed concrete products meet the highest standards of the industry. We make versatile mixes in accordance with the quality requirements of the Bureau de la normalisation du [...]

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Cement Quebec Inc. (CQI) assists construction companies in their infrastructure projects and also for their industrial, commercial and residential constructions. Bridges, road pavements, buildings, Wind turbines, CQI can support you in all your projects. CQI offers a leading expertise in roller compacted concrete (RCC), [...]

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Our wide range of quality aggregates meets the standards of the Canadian Standards Association, CSA A23.1/A23.2 Concrete Materials and Methods of Concrete Construction/Methods of Testing for Concrete, and the standards of the Bureau de la normalisation du Québec NQ 2560-114 Travaux de génie civil [...]

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markerOur presence

Ciment Quebec Inc. and many of its divisions in Canada and the United States, more particularly in the provinces of Quebec, the Maritimes and Ontario as well as in the states of Vermont, New Hampshire, Massachusetts, Maine and Rhode Island.


Quebec Maritimes
New Hampshire Massachusetts
Ontario Maine


About us

Ciment Quebec Inc. (CQI) is an integrated cement producer with divisions in cement, ready-mix concrete and aggregates. CQI has one of the most modern cement plants in North America. CQI and its numerous divisions are active in Quebec, Ontario, the Maritimes provinces and the United States. The staff includes more than 700 experienced and skilled people work on a daily basis to produce the highest quality products and provide the best service there is to its clients, confirming and reinforcing the commitment to excellence of CQI.



The quality of our products depends on the quality of our employees. Ciment Quebec Inc. offers a stimulating work environment, where team spirit is highly developed and the quest to excellence is encouraged : personal, technological, technical, operational, organizational, environmental, etc.

You like putting your shoulders to the wheel and you have a desire to excel? You wish to make a career within a first-rate dynamic team? Ciment Quebec Inc. is hiring people like you.


Our Divisions

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    Coronavirus (COVID-19) Ciment Québec vous invite à consulter la page COVID-19 pour en savoir plus sur l’évolution de la situation et les différentes recommandations de santé publique. / Ciment Quebec invites you to consult the COVID-19 page to learn more about the evolution of the situation and the public health recommendations.Cliquer ici / Click here