DESIGN, BUILD & install YOUR COMPLETE Greenhouse SOLUTION
Commercial Greenhouse Design & Construction Capabilities are at the core of what we do at Harnois. With over 60 years of engineering innovation, we deliver a fully integrated greenhouse process that simplifies decision-making and ensures consistent, high-performance results. From early consultation through turnkey construction and long-term operational support, our approach brings together all stakeholders, including engineers, growers, contractors, and project managers, to create a controlled growing environment designed for efficiency, durability, and maximum yield.
A clear timeline: 8 to 15 weeks depending on complexity
Timeline
Discovery & Evaluation
Your objectives, your crops, your site, and your budget are taken into account in order to define the most appropriate approach. Expert advice and a customized proposal are provided to guide your project.
Depending on your needs, a site visit or remote analysis can be carried out to confirm structural compatibility and ensure that the proposed solution is perfectly suited to your situation.
Why?
- We understand Canadian and northern U.S. growing realities better than anyone.
- We help growers avoid early mistakes with proven site evaluation methods.
- Our specialists give clear, realistic budget and scheduling insights right away.
- You get access to real project benchmarks from hundreds of commercial builds.
Timeline
Engineering & Design
Our engineering team combined with our agronomists transforms your vision into a high-performance greenhouse design. Using advanced modeling and climate-control principles, we have the capabilities to create plans that maximize light, durability, and energy efficiency while meeting all local codes and agricultural specifications.
Why?
- Fully in-house structural engineers
- Snow/wind load resistance using Harnois oval-tube engineering
- Tailored integration of heating, ventilation, irrigation, and automation
- Designs meet all Canadian and U.S. agricultural and building standards
- You receive clear plans, 3D layouts, and system schematics before approval
Timeline
Manufacturing Capabilities
Your greenhouse is built in our certified manufacturing facilities using premium North American steel and Harnois’ signature oval-tube technology. Every component is fabricated with precision to ensure strength, consistency, and longevity, no matter the growing conditions.
Why?
- Manufactured with premium North American steel
- Oval-tube framing gives superior strength, span capacity, and reduced shading
- All components are built in controlled, certified facilities
- We manufacture our own structures
- Precision manufacturing ensures perfect fit during installation
Timeline
Delivery & installation
Our trained crews or certified installation partners handle every step of the build process. Our installation capabilities ensure rapid, safe, and accurate installation, keeping your project on schedule and guaranteeing that the structure performs as designed from day one.
Why?
- Certified installers trained
- Faster build time thanks to our precision-fit components
- Strict adherence to engineering plans
- Safety standards respected at every stage
- On time and on spec
Coordination/Project Management
From foundation to systems integration, our project management capabilities coordinate all project stakeholders and timelines to ensure a seamless experience. Whether you’re adding heating, irrigation, automation, or shading systems, Harnois manages the details so you can focus on growing.
Why?
- We synchronize suppliers for heating, irrigation, screens, automation, and electrical
- You get one responsible point of contact
- Ensures all systems are installed in the right order without conflict
- Reduces downtime, miscommunication, and unexpected delays
- Guarantees a smooth connection between structure and systems
Maintenance Capabilities
Your greenhouse investment is supported long after construction. Our maintenance services help you optimize performance, extend the life of your structure, and ensure your operation is protected season after season.
Why?
- Long-term support backed
- Access to replacement parts from our own production line
- High quality components for extended lifespan and lower costs
- On-call local service team (across North America)
- Ensures your greenhouse stays efficient, safe, and productive for years