Brighter by design

Industries Harnois inc. is a Canadian company that has been manufacturing steel fabric structures for over 50 years. Our company designs innovative engineered buildings that meet the special needs of our clients. 

From start to finish, our team will be your best asset.

Brighter by design

Complete range of greenhouses suitable for all types of crops

We engineer, design, manufacture and install greenhouses for any crop. In addition, Harnois Commercial Greenhouses Buildings simplify our clients’ lives by offering one stop shopping for a full range of equipment (heaters, climate, lighting and more)  and complementary services that can even include full turnkey at very competitive prices.

Engineered Coverall-All Fabric Buildings

Engineering buildings for various sectors of activity

Leader in the design and manufacture of innovative steel structures that meet the highest engineering standards and that enable our customers to acquire sustainable and cost-effective storage fabric buildings. MegaDome® works in the industrial, municipal and agricultural sectors.