FROM THE GROUND UP WE BUILD WITH PURPOSE
SUPPORT FROM START TO FINISH
Consultation
Consultation
LEARN MOREDESIGN
DESIGN
LEARN MOREManufacture
Manufacture
LEARN MORECONSTRUCT
CONSTRUCT
LEARN MORE Project
Management
Project
Management
LEARN MORE Maintenance
Maintenance
LEARN MORECONSULTATION
EXPERT GREENHOUSE GUIDANCE FROM GGS
At GGS, expert guidance means more than advice; it’s a true partnership. Whether you’re launching your first greenhouse construction project or expanding an established operation, our team works closely with you to understand your vision and deliver tailored solutions that drive success. From value engineering to advanced automation, we help you optimize your investment and make informed decisions every step of the way. We’re growers too. Tell us what you’re growing — we’re here to help you thrive.
Proven Track Record
With decades of successful projects and long-standing client relationships, GGS has built a reputation for delivering durable structures and strategic indoor growing solutions. Our work speaks for itself, with results that stand the test of time.
Unmatched Industry Experience
With over 40 years of experience as a trusted greenhouse manufacturer, GGS brings deep industry knowledge to every project. Many of our team members are growers themselves, offering insight rooted in hands-on experience and supported by an understanding of evolving trends and best practices.
Refined Methodologies
Our processes have been perfected over time to deliver consistent, high-quality results. We apply structured, strategic approaches that ensure every phase—from design to implementation—is efficient and effective.
Skilled & Passionate Professionals
The strength of GGS lies in our people. Our team brings a wide range of experience in greenhouse design, operations, and crop-specific challenges. A shared passion unites us in growing and problem-solving.
Extensive Industry Network
Through decades of collaboration, we’ve built strong connections with regulators, suppliers, and thought leaders across the industry. These relationships help us stay ahead of the curve and unlock added value for our clients.
Stability & Long-Term Partnership
As an established leader in the greenhouse industry, GGS offers stability and commitment to long-term client success. We’re here not just for your project today but for your future growth tomorrow.
Integrity & Accountability
GGS is committed to the highest standards of professionalism and service. Our dedication to quality, transparency, and delivery of high-quality structures is why growers trust us—and why they continue to choose us.
Tailored Solutions for Growth
Every greenhouse operation is unique. That’s why we focus on adaptable, customized solutions that reflect your specific indoor growing needs and ambitions, while planning strategically for what’s next.
DESIGN
DESIGNED FOR SUCCESS
GGS starts every project with an in-depth consultation with each customer. Next, we begin designing the structure tailored to project requirements, crop type, geographic location, and applicable building codes. We see every project as unique, recognizing each set of constraints and requirements. From pre-engineered fabric-covered structures to customized architectural greenhouses, we apply the same highest quality standard of excellence to all aspects of every project undertaken. Whether you’re seeking a standard solution or a custom greenhouse design, our team is equipped to meet your needs. Designed and manufactured to exceed North American standards, each structure is engineered to withstand site-specific environmental conditions. This meticulous attention to detail ensures every element is thoroughly examined so we can deliver the optimal solution. GGS is more than a greenhouse manufacturer; we are your strategic partner in growing success. Let’s build the future of cultivation together.
DESIGN
DESIGN-BUILD PROCESS
As your trusted design-build contractor, we begin with an in-depth study to fully grasp the functionality of your new building. Through close collaboration, we carefully consider every factor, from occupancy requirements to timeframes and potential future expansions. The GGS design-build approach is the ultimate solution for custom greenhouse design and greenhouse excellence. Once visions align seamlessly with our customers, our team of architects and engineers will craft preliminary drawings. Once approved, these drawings will undergo further refinement before being passed to our estimators and construction managers. They develop comprehensive cost estimates and time schedules, subject to your approval.
Streamlined Procurement for Faster Deployment
We simplify purchasing, ensuring systems and equipment arrive on-site when needed. With GGS’s extensive experience manufacturing greenhouses and fabric-covered structures, we can price alternative products and construction methods to suit the project requirements and budget. Access our trusted network of suppliers for everything from high-quality materials to essential greenhouse enhancements such as irrigation. Our business partnerships and value engineering approach provide GGS customers with the most cost-effective options for their design. Your success is our priority!
Benefits of Value Engineering
- End-to-end responsibility, accountability, and expertise
- Architectural and engineering at the lowest possible costs
- Consistent quality. Demonstrable value.
- Faster delivery than any other construction method
More Than a Supplier - A Trusted Partner
At GGS, customer relationships don’t end when construction is complete. From initial planning to long-term optimization, our team of skilled engineers, technicians, and business professionals work as partners to help you succeed.
Customer Service That Puts You First
Our team is always available, offering solution-based support long after completing the project. If an issue arises, we fix it without red tape.
MANUFACTURE
ENGINEERED FOR STRENGTH, BUILT FOR PERFORMANCE
At the core of every greenhouse we deliver is a manufacturing process driven by precision, durability, and agronomic insight. With our rich history of over 45 years, we’ve pushed boundaries of what was thought possible in greenhouse construction. Our engineers and fabricators work together to create structures that withstand the demands of nature and modern agriculture. Using only the highest quality building materials available, our greenhouse manufacturers use state-of-the-art equipment during the manufacturing process to ensure our customers get the highest-quality greenhouse. Backed by deep industry expertise and a strong network of partners, our holistic approach allows us to deliver innovative, efficient solutions. Whether you need advanced technology, tailored services, or custom-engineered products, GGS is dedicated to providing the optimal solution to support your success.
MANUFACTURE
WHAT SETS US APART?
At GGS, delivering top-tier quality to growers is our highest priority. Our greenhouse construction methods are engineered for durability and performance, built to withstand even the most challenging conditions. We combine premium-grade materials with advanced manufacturing methods to ensure every structure offers long-term strength and reliability. Our team brings together experienced horticulture, engineering, architecture, and environmental science professionals who are united by a shared commitment to innovation and sustainability. With a deep passion for green innovation and precision design, we collaborate closely to bring your vision to life, ensuring every greenhouse construction project succeeds from planning through execution.
High-Grade Materials
We use industrial-grade galvanized steel, UV-resistant polycarbonate, and long-lasting fasteners for high-stress agricultural use. Every component is selected for maximum longevity and minimal maintenance.
Precision Fabrication
Our state-of-the-art facility manufactures GGS structural components using strict quality controls. This ensures the perfect fit, easy installation, and long-term reliability in operation.
Custom Built Systems
No two growing operations are the same. That’s why we custom-manufacture greenhouses to your exact specifications. Whether that means adjusting bay widths, adding automation infrastructure, or tailoring to regional snow and wind loads. At GGS, your success is our priority.
Integrated Climate Capabilities
We build with your environment in mind. Our greenhouse systems are manufactured to integrate seamlessly with advanced ventilation, heating, cooling, and control technologies.
Research & Development
Before any structure leaves our floor, it undergoes a rigorous inspection. We don’t just build greenhouses – we study how they perform in the field to continuously improve the systems we offer.
Manufacturing for a Changing Climate
We take environmental responsibility seriously. Many of our commercial greenhouses can add eco-friendly design elements and features to maximize energy efficiency and minimize waste. We’re committed to helping you reduce your carbon footprint while optimizing your operations. Our processes are optimized for material efficiency and minimal waste. We partner with suppliers who share our commitment to sustainable sourcing and operational transparency.
Highest Quality Steel
CSA-A660 certified steel ensures you get the highest quality materials in your structure. Holding this certificate means our customers can remain confident that our manufacturing facility, staff, and quality assurance systems meet a higher standard.
CONSTRUCT
TURN-KEY CONSTRUCTION
With GGS, your project is in capable hands from start to finish. From laying the foundation to completing the superstructure, GGS oversees every aspect of your project with precision and expertise. We have over 40 years of experience manufacturing greenhouse structures, and our skillful greenhouse professionals deliver quality projects under limitless scopes. Our construction crews collaborate seamlessly with project managers, ensuring meticulous site management every step of the way.
Concept-to-Completion
We take pride in our work: constructing high-containment rooms for research institutes, crafting architectural greenhouses for a stunning look, and creating Controlled Environment Agriculture (CEA) systems to optimize horticultural practices. GGS also offers maximum flexibility for school and university greenhouses.
Extended Construction Services
When it comes to greenhouse construction, we’re dedicated to incorporating innovation with new ideas, technology, and methodologies. Working closely with architects, engineers, and our valued customers, we deliver cutting-edge facilities. GGS takes care of it all:
- Installing glazing
- Heating
- Irrigation systems
- Carrying out safety checks
GGS greenhouse construction supervisors can be scheduled by the hour, day, or week. Our supervisors are experts in both new-build and retrofit greenhouse projects.
Gold Level Safety Program
GGS has cultivated a culture centered around fostering and maintaining an injury-free environment. We prioritize the safety of our employees, subcontractors, valued customers, and visitors to our construction sites. Through training and educational initiatives, our team members are equipped with the necessary tools, knowledge, and resources to enhance safety measures and mitigate risks.
As industry leaders in implementing fall arrest systems, we remain at the forefront of safety standards by integrating next-generation safety glazing systems and state-of-the-art material handling equipment. Our commitment to safety means continually refining our policies, procedures, and practices through rigorous inspections, self-audits, and adopting industry best practices. This ensures peace of mind for all stakeholders involved in our projects.
Creating A Greener Tomorrow
LEED Projects: GGS specializes in LEED-certified construction and has a wealth of experience backing it up. As seasoned contractors, our proficiency extends across a spectrum of LEED design and construction criteria, including:
- Utilization of ecologically sustainable materials
- Harnessing natural light for optimal efficiency
- Meticulous management of heat gain and loss
More benefits of LEED projects include maximizing water efficiency while utilizing space efficiently. We employ strategic recycling or salvage of on-site materials, prudent measures to curtail long-term maintenance costs, and concerted efforts to reduce CO2 emissions. Not only does green building benefit the project, but it also offers a wealth of environmental benefits, which is of utmost importance to the GGS team of greenhouse professionals.
Rooftop Greenhouses: Our rooftop greenhouse projects are tailored to diverse needs. Whether crafting serene garden sanctuaries for luxury condominiums, fostering local food production to promote sustainability, or creating vibrant rooftop restaurant experiences, GGS seamlessly integrates functionality with innovation into all projects. Each project is carefully designed to elevate urban spaces and harmonize nature with modern living. Our structures provide a unique and enriching environment for plants and people.
PROJECT MANAGEMENT
Driven to Succeed
GGS provides comprehensive project management services, starting with our thorough, customer-focused consultation. GGS greenhouse specialists take the time to recognize the distinctive requirements of each client and their project. Then, we tailor our approach to meet those needs precisely. Collaborating closely with architects, consulting engineers, general contractors, and sub-trades, GGS ensures seamless coordination for timely and budget-conscious project management services and delivery. Changes happen, especially in complex projects. Our partnered approach helps ensure open communication to keep each project running smoothly. Consistent checkpoints help provide an updated timeline for our clients, which we strive to follow with accuracy.
Services
We’re committed to greenhouse excellence, and we work to surpass expectations of quality and service.
- Integrated facility design
- Manufacturing
- Installation
- On-site project management
- Continuous customer service and maintenance.
MAINTENANCE
GREENHOUSE MAINTENANCE PROGRAM
At GGS, we understand that a commercial greenhouse is more than a structure — it’s the engine behind our customers’ crop production and business success. With decades of experience in greenhouse construction and support, our comprehensive Greenhouse Maintenance Program is specifically designed for high-performance, commercial growing operations, ensuring your systems operate at peak performance throughout every season. Whether you’re running a multi-bay propagation facility, a hydroponic production line, or a retail garden centre, our team can create a customized maintenance plan tailored to your unique operational needs.
Comprehensive Maintenance Programs
Our programs include detailed documentation and maintenance procedures for all major greenhouse systems and components. We provide easy-to-follow service checklists and maintenance logs that your team can reference throughout the year to ensure optimal performance.
Structured Preventive Maintenance Schedules
We organize your service into daily, weekly, monthly, quarterly, semiannual, and annual routines tailored to your equipment and growing cycles. These schedules cover everything from lubrication requirements to general upkeep and diagnostics—ensuring no critical task is overlooked.
Seasonal Openings & Closings for Garden Centres
If your operation includes seasonal retail or garden centre components, we offer specialized services to prepare facilities for spring openings and fall shutdowns. These procedures include climate control activation, irrigation and drainage preparation, and thorough system testing to prevent costly delays during seasonal transitions.
Climate & Environmental System Servicing
- Full inspection and calibration of HVAC, fans, vents, and environmental controls
- Sensor accuracy checks and panel diagnostics
- Energy screen, curtain, and shade system service for seasonal performance
Greenhouse Repairs & Structural Fixes
Our expert team is available for on-site inspections and repair services for glazing systems, doors, gutters, roof panels, and structural components. We also offer remediation for improper installations and damage caused by storms or wear.
Irrigation & Fertigation System Maintenance
- Inspection and flushing of drip lines and overhead systems
- Pump diagnostics and leak detection
- Fertigation system tuning for accurate and consistent nutrient delivery
Operational Optimization for Greenhouses
We assess your greenhouse systems holistically to ensure all components are functioning at peak efficiency. This includes analyzing airflow, ensuring temperature consistency, optimizing water use, and integrating systems to enhance crop uniformity and energy performance.
MAINTENANCE
WHY CHOOSE OUR MAINTENANCE PROGRAM?
The GGS Greenhouse Maintenance Program helps you maximize your performance, minimize downtime, and protect your investment.
REDUCE
DOWNTIME
REDUCE
DOWNTIME
Avoid emergency repairs and operational disruptions
BOOST CROP QUALITY
BOOST CROP QUALITY
Maintain ideal growing conditions throughout all stages
Extend Your Equipment Life
Extend Your Equipment Life
Preventive care reduces wear and defers costly replacements
DETAILED
REPORTING
DETAILED
REPORTING
Transparent service logs and prioritized action plans
PRIORITY
SERVICE
PRIORITY
SERVICE
Get ahead of seasonal service backlogs with scheduled support