Harnois Industries

By reimagining established concepts, Harnois Greenhouses design structures and technologies that anticipate tomorrow’s needs

Our iconic innovations, such as the first net-zero glass greenhouse, embody this mission daily. Each of our greenhouses maximizes natural light, creating optimal growth conditions while enhancing predictability. With Canada’s only glass greenhouse manufacturer, we merge carbon-neutral technologies with adaptability, delivering more than just a structure—a sustainable agricultural vision.