2420-0495 Québec inc.

New residential buildings (guaranty plan, Class I)

New residential buildings (guaranty plan, Class II)

Small buildings

Buildings of all kinds

Petroleum equipment installation

Electrical systems

Air conditioning and refrigeration

Insulation

Glazing

Environmental decontamination

Telecommunications wiring

Spas

Excavation and earthworks

Shotcrete

Concrete structures

Small concrete structures

Small masonry and tile work

Welding

Wood and plastic finishing

Mechanical systems

Plumbing

Flooring

ADM

GPC

SEC