Custom steel portal-frame buildings, Strathroy, Ontario: Conventional steel. Custom engineered. Built for generations.

Portex Building System makes custom conventional-steel portal-frame buildings for manufacturing, distribution, agriculture and aviation, engineered, detailed and fabricated in Strathroy, Ontario. Each one is designed around your operation, not a pre-set template.

Design freedom. Engineered strength.

Standard pre-engineered systems work within fixed limits. Portex uses conventional steel and custom engineering, so you get the building your project needs, with more design freedom and better long-term performance.

How a Portex frame compares

Portex portal frame compared with a standard pre-engineered building
Portex portal frameStandard pre-engineered
Custom heights to suit your needs
Heights limited to manufacturer standards
Flexible layouts with fewer interior columns
More interior columns at set spacing
Architectural flexibility to match your plans
Limited design options
Stronger, more durable conventional steel
Lighter gauge limitations
Easier to modify or expand later
Difficult and costly to modify

One team from concept to completion

Engineering, detailing, fabrication, delivery and erection support, coordinated by one team.

  1. Consult

    Early budgeting and planning support for your project.

  2. Design and engineering

    Custom structural design, tailored to your project.

  3. Detailing

    Every member is detailed in-house before it reaches the shop floor.

  4. Fabrication

    Fabrication in our Strathroy shop, with precision fit-up and quality control.

  5. Delivery

    Steel delivered to your site, ready to build.

  6. Erection and support

    Erection support for the portal steel frame, metal roof and siding.

Local manufacturing. Local support.

Every Portex building is engineered, detailed and fabricated by our team in Strathroy, Ontario. Engineering, fabrication and project support all stay close to home.

  • Ontario-based engineering and fabrication
  • Conventional steel portal frames built to your requirements
  • Better coordination from design through erection
  • Reliable quality control and responsive project support
  • A local team that understands your market
Steel angles and tubes laid out on the shop floor in front of welding stations, with workers in hard hats at the benches and an overhead crane above.
The Portex fabrication shop in Strathroy, Ontario.

Tell us about your building

Tell us what the building is for, roughly how big, and where it will go. Our estimating team will take it from there.

Visit
1 Industrial Road, Strathroy, ON N7G 4J5