Welcome to
ISC System Buildings Ltd

ISC System Buildings Ltd is a professional steel construction company based in Oxfordshire but operating all over the UK. ISC have over 17 years’ experience as one of the UK’s leading steel companies. ISC was established in 2000, and has since continued to satisfy all of our clients and customers’ requirements, and has gained a strong reputation as one of Britain’s leading steel companies.

Here at ISC, we offer all types of work, from design and full builds to maintenance schedules and repairs on all types of steel frame buildings. Using only top-rated and trusted suppliers in the UK, our steel construction company carries out all of our work to the highest and safest standards.

Additionally, we undertake design and build contracts, including all foundations, floor slabs, internal partitions, suspended ceilings, steel fabrication, mezzanine floor and staircases, and even the installation of electrical and heating services. We are happy to QUOTE for as little or as much of your steel construction project as you’d like, depending on your individual steel frame construction needs.

ISC System Buildings are a long-established commercial and industrial steel building company specialising in providing cost-effective design and build solutions for new builds, and extensions to existing buildings. We also fabricate structural steel for new and existing buildings, and supply many tonnes of steel each year to our growing network of main contractors.

Building For Agriculture
Building For Commercial Sites
Building For Industrial Use

Our in-house design expertise provides our clients with the flexibility to choose the right building solution for their particular project. Our modern steel fabrication facilities provide our clients with flexibility and a shorter delivery time, making us one of the fastest steel companies with a long-lasting solution to your steel construction requirements.

Design, supply, erection & maintenance

Our ability to integrate resources from different divisions within the Group enables us to meet the ever-changing needs of our client’s multi-disciplinary requirements. We provide turnkey solutions for any project, which allows us to provide our clients with a cost-effective, cohesive and efficient solution.


We turn your ideas into a visual masterpiece, so you can see exactly what you're getting before we build!


We deliver all projects to specifications, on time and safely. Communicating with you all the way.


We take out the hassle of locating suppliers. Working with our trusted suppliers means a better efficiency.


More wear than expected, or a previous bodge job? We'll analyse and mend your steel buildings to your needs.

Some of our latest work

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