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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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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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 New Hampshire
Maritimes Massachusetts
Ontario Maine


About us

Ciment Québec inc. is an integrated cement producer with divisions in cement, ready-mix concrete and agregates. Ciment Québec Inc. (CQI) has one of the most modern cement plant in North-America. CQI and its numerous divisions are active in Québec, Ontario, the Maritimes provinces and the United States. More than 700 experienced and competent persons work every day to make the highest quality products and offer the best service there is to its clients. This confirms and strengthens the commitment to excellence of CQI.



Our employees are an important part of the quality of our products. Cement Quebec Inc. offers a stimulating work environment, where team spirit is highly developed and the quest to excellence is encouraged.

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.


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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