Commercial & Industrial
Roofing Specialists.

Reliable solutions, from minor repairs to full refurbishments.

Over 20 years of roofing and cladding experience.

From consultancy, to surveys and large-scale projects.

Durable and reliable results using advanced techniques and quality materials.

A smooth, stress-free process from start to finish.

At GSM, we’ve built a reputation for excellence in industrial and commercial roofing over the last 23 years. Our clients trust us because we combine deep industry knowledge with a commitment to getting every detail right — no shortcuts, no surprises.

We understand that roofing is more than just materials and labour — it’s about protecting your business, your people, and your reputation. That’s why we approach every project with care, precision, and a clear focus on long-term results.

Whether we’re restoring a single unit or managing a complex, large-scale refurbishment, we deliver a smooth, hassle-free experience — always to the highest standard.

Our Services

Trusted By Some Of The UK’s
Leading Companies. . .