DÉMEX company

Founded in 1992, Démex is a Canadian demolition, deconstruction and recycling company that is a leader in its field.

The leaders of DÉMEX are proud of the renown the company has acquired under the direction of the Tremblay family, demolition contractors for several years now. Démex’s strength comes from its solid expertise in the six pillars supporting the company.

Health, Safety & Environment

Must-haves at Démex. The general prevention and risk analysis program Démex aims to

Our services

Démex always maximizes material and equipment reuse and its projects meet sustainable development and...

Aerial view of workers dismantling a pylon in the middle of the St Lawrence river

Dismantling for deconstruction and demolition When equipment is too big to be evacuated from...


There are more than 1,000 Démex projects over the past 25 years. These hazardous materials abatement, dismantling, deconstruction or demolition projects range from a few thousand to several tens of millions of dollars, each with its own challenges. The projects are in  all economic segments … we invite you to consult them and appreciate the challenges in which we perform.

Our fleet

DÉMEX’ fleet is composed of more than 200 ultra modern and safe units. To better serve its customers, DÉMEX invests continuously in the maintenance and renewal of its equipment. Indeed, many entrepreneurs recognize that DÉMEX is one of the best equipped, always looking for new equipment that can meet the challenges encountered on different sites.

Equipment for sale

On some projects we encounter used equipment in very good condition. Démex encourages reuse.