The cmdorganization ransomware group listed JG Stewart Construction on its data leak site on 2026-05-02. Country: CA Sector: Manufacturing Domains named: www.jgstewart.ca Claim as published on the leak site: JG Stewart Construction specializes in providing expert services for the quarry industry, focusing on the crushing, washing, and classifying of aggregates. They offer a wide range of equipment for rent or sale, including crushers, screening plants, and washing gear, catering to the needs of their clients in the aggregate sector. The company is committed to safety, quality, and integrity, ensuring exceptional service and products while also being community-minded. Additionally, they provide safety training seminars to enhance the skills of personnel in the industry.