Dumas Contracting

Dumas Contracting, a subsidiary of STRACON Group, delivers end-to-end underground mining solutions across the Americas, from site development to production and specialty engineering. The company’s portfolio includes mine construction, shaft sinking, lateral development, and full-cycle mining services, supported by a modern fleet of high-quality equipment. Dumas differentiates itself through a people-centric approach that seeks common ground with clients, partners, suppliers, and communities, and by leveraging STRACON’s state-of-the-art processes to drive operational excellence. With corporate hubs in Lima, Santiago, and Toronto, the firm serves as a strategic partner committed to advancing the mining industry's role in the global energy transition.