From Steel Frame to Your Next Space.: Steel Building Systems. Built Locally. Built to Last.

Custom steel building systems designed around your needs and fabricated in Strathroy, Ontario. We help you plan your project and provide on-site erection support.

Illustration of an exposed steel frame under constructionBefore · Steel Frame
Illustration of a finished steel workshop with its bay doors openAfter · Complete Building

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.

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

Locally Fabricated. Built Around Your Plans.

Your building starts in Strathroy, Ontario, where our team engineers, details, and fabricates steel structures around your requirements. From the first conversation to erection support, we help keep your project moving.

  • Tailored Steel Frames

    Steel frames tailored to your layout, size, and openings

  • One Coordinated Team

    Engineering and fabrication coordinated by one team

  • Fabricated by JCT Metals

    Your steel building system is fabricated by JCT Metals in Strathroy, Ontario.

    Explore JCT Metals
  • Erection Support

    Clear communication and on-site erection support as your steel building goes up

How we work

Our Steel Building Design and Fabrication Process

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.

Have a Building in Mind? Let’s Talk.

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