Turnkey greenhouse projects since 1965
Our Story
We don’t just support growers, we are engineers, designers, researchers, agronomists, technicians, community members, families and people.
- Customer Experience : From first contact to final installation, we pride ourselves on providing every client with a personalized and positive service experience.
- Turnkey Solutions : Get turnkey greenhouse solutions that fit every budget, climate, crop, level of technology, and production requirement.
- Technical Expertise : Benefit from 55 years of expertise in greenhouse design, equipment, installation and management to ensure both a consistent experience and a successful project.
- In-house Engineering : Save time with permits and processes with greenhouses designed to meet all local building codes, and plans that can be stamped by our in-house engineers.
- High-Quality Components : Built to last, our greenhouses are crafted with superior quality components, ensuring durability and reliability for years to come.
Sustainable solutions designed with the future in mind
In a world where the future of outdoor food production is uncertain, there is great comfort in having access to reputable commercial greenhouse builders. Harnois is a leader in manufacturing sustainable greenhouses that can be built specifically for your climate, your technological aspirations, and your crop types.
X% Reduction in water usage
Increased use of XYZ eco-friendly materials
X% Electric production for sustainable energy
Our Solutions
Elevate yields with our commercial greenhouses, meticulously engineered for optimal light transmission and durability. Tailored for vegetables, flowers and tree seedlings, our structures support your growth, and our passionate experts support you.
Global manufacturer of advanced greenhouses
Whether you’re a market gardener, flower grower or institutional customer, our turnkey greenhouse projects can be customized to meet your every need. We have completed over 10,000 greenhouse projects worldwide, and continue to add 250 projects a year to our list.