About JGS

What We Do


We provide solutions. Whether the purpose is to provide high containment rooms for breakthrough research, maximum flexibility for a horticultural school, or the ideal environment for a butterfly conservatory, JGS will see the project through from concept to completion.

Who We Are


JGS employs the best people and gives them the tools to succeed. It is through the dedication, and unfailing effort of our team that we have come to be the success we are today.


Frank Jonkman joined JGS in the spring of 2009. Frank has more than 40 years of design build experience in the field of Research Greenhouses and Custom Conservatories.

Where We Are


Our team has completed projects on six continents. Through our sister company GGS Structures Inc. we have local representation in five countries. Our construction supervisors work all over the world, and our maintenance teams are on site when you need them.

Core Values


- Success is measured by the complete

  satisfaction of our customers


- High standards of health and safety are a

  primary objective in all our activities


- Respect for the environment, for quality, and

  for a philosophy of on-going improvement.


- Assure the development of the technical and

  managerial know-how of our employees to

  remain at the top of our selected industry


Benefits of JGS


- Professional Project Management


- In-House Engineering


- Turnkey Greenhouse Projects


- LEEDs Compliant


- CSA-A660 Certified

Copyright © 2014 JGS Limited.