Why Dumas


Dumas is an experienced and reliable underground mining contractor, focused on mine development projects spanning across the Americas.

Since beginning our operations in 1994, Dumas has grown to become one of Canada’s largest mining contracting firms. We pride ourselves on our ability to meet our clients’ needs time and time again.

When it comes to safety, status quo is simply not enough; Dumas constantly seeks new and better ways to get the job done efficiently and with Zero Harm. We are proud of our culture of safety innovation, and honoured to be the recipient of several prestigious industry awards.

Dumas fosters a philanthropic spirit across our employee base and continuously strives to be a responsible corporate citizen through a commitment to employing locally in the communities where we work, supporting training initiatives, sponsoring community events, and encouraging employee participation.

Joining Dumas is an opportunity to build and develop a rewarding career and be part of a dynamic and energetic team. Our people are our greatest asset; our dedicated employees and our many years of experience make Dumas the easy choice for mining companies seeking an underground mining contractor.

Ken Donner
Vice President, Operations, Pure Gold
Since arriving on our site 18 months ago, Dumas has maintained a stellar safety record and has focused on delivering a quality job. They have integrated well into our site team and work collaboratively with Pure Gold and the other contractors on site. The Dumas personnel on site are professional and upper management has been very responsive to our requirements as the project has developed.
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