Headquartered in Salinas, California, USA, Quiedan Company® has been helping growers create stronger, more productive farming operations since 1975. With offices in Malaysia, China, New Zealand, and Australia, we proudly serve agricultural businesses around the world.

As pioneers of the steel trellis industry, Quiedan has grown into a global leader in agricultural structures and microclimate solutions. We work alongside growers to design and build environments that help protect crops, improve growing conditions, reduce weather-related risks, and support consistent yields.

Our solutions include the Quiedan Greenhouse Series 1000, 2000, 3000, 4000, and 5000, along with Hoop Houses, High Tunnels, Trellis Systems, Wind Fences, Crop Protection Structures, and Growing Media Solutions. Each structure is engineered to help growers optimize airflow, temperature, humidity, sunlight exposure, and overall crop performance.

For nearly five decades, vineyards, orchards, nurseries, berry growers, and specialty crop operations have relied on Quiedan for quality, innovation, and dependable service. From custom design and manufacturing to professional installation, we deliver complete structural solutions tailored to the unique needs of each farm and growing environment.

At Quiedan, we understand that every crop, every field, and every microclimate presents its own challenges. That's why we remain committed to providing the industry's highest standards of quality, timeliness, and customer satisfaction—helping growers build resilient operations and maximize their potential season after season.

Everything Grows Better With Structure®