Graymont is a family owned company committed to responsibly meeting society's needs for mineral products. Graymont's management team and employees are dedicated to meeting or exceeding customer needs with reliable supply of quality products and service.

We are the third largest producer of lime in North America with facilities across Canada and the United States and a partnership with Grupo Calidra, the largest lime producer in Mexico.

Graymont takes a long term view of its business and the lime industry. Graymont has been in the lime business for over 50 years and operates facilities on sites that have been in operation for up to 200 years. Graymont is among the leaders in the industry in adding new efficient plants and equipment and operates some of the most modern facilities on the continent.  Since 1989 Graymont has built close to 2.8 million tons of new state of the art capacity and will continue to add new capacity to meet market demand.