With over 30 years’ experience supporting businesses across the UK, we know that roof integrity is critical for operational continuity and asset protection. That’s why our roofing specialists address leaks, damage, and wear before they escalate. From initial inspections and targeted repairs to full-scale replacements, we ensure your roof remains watertight, compliant, and capable of protecting your people, property, and operations.



At FMSG, we’ve made a conscious decision to focus our services within select UK counties—not to limit our reach, but to raise our standards. By operating within a defined region, we’re able to maintain exceptional service standards, respond faster, support our teams more effectively, and build stronger, longer-lasting relationships with our clients. It’s not about covering more ground—it’s about delivering more value where it matters most.
Over the last three decades we have become experts in a variety of sectors, some of our specialisms include:
Damaged or worn roofs can allow water ingress, threatening structural integrity, people, and assets.
Our targeted roof repairs restore waterproofing and structural integrity, safeguarding critical assets while minimising disruption and preventing secondary damage that could result in costly downtime.
Untreated minor damage can escalate into major failures, reducing the lifespan of your roof and increasing replacement costs.
FMSG’s proactive repair solutions strengthen roofing systems, ensuring long-term durability and helping you avoid premature replacement while maximising your return on investment.
Damaged roofs can lead to heat loss and higher energy consumption, increasing operational costs.
Through repairs that restore insulation and sealings, FMSG helps reduce energy waste, improve building performance, and support sustainability initiatives.
Roofs that fail to meet current safety and structural standards can create regulatory and insurance risks.
Our repairs are carried out to industry standards and regulations, ensuring compliance, reducing liability, and supporting audit-readiness across your site.
Our surveys identify weaknesses in your roofing structure, assessing load…
Tears, punctures, or seam failures in PVC membrane roofs can lead to costly leaks…
From impact damage to corrosion and fixings failure, metal cladding faults can …
Tailored repair plans address identified issues, prioritising critical work…
Regular inspections and proactive cleaning schedules ensure roof lights maximise natural…
At FMSG, we’re proud to deliver a comprehensive range of roofing solutions built around the needs of modern businesses. Whether it’s thermal and structural surveys, composite and metal cladding, roof repairs, gutter cleaning, or solar PV maintenance, we tailor every project to your site and long-term performance goals—helping you protect assets, improve energy efficiency, and maintain building integrity with confidence.
“The FMSG team exceeded my expectations. I called them in about a problem that no other engineer was previously able to resolve, and not only did they sort it, but they went above and beyond with an end-to-end service. Fantastic team all-round.”
We are always on hand to answer any questions, so please feel free to contact us on 03333444570 or fill out our contact form below.
We understand that a leaking roof can halt production, damage expensive stock, and create health and safety hazards. FMSG provides a rapid-response emergency repair service for commercial and industrial properties across the UK. Our teams are equipped to provide immediate “temporary weathering” to stop water ingress in its tracks, followed by a full structural assessment and a permanent, warranted repair plan to ensure your business remains operational and dry.
Absolutely. Many leaks are caused by localised issues such as failed seams, blocked drainage outlets, or damaged flashings around roof plant equipment. Using Electronic Leak Detection and Thermal Imaging, we can pinpoint the exact entry point of water often hidden far from where the drip appears inside. By performing targeted “Liquid Plastic” or “Single-Ply” patches, we can extend the life of your existing roof by 10+ years at a fraction of the cost of a full strip and replacement.
Standing or “ponding” water adds significant weight to a roof structure, which can lead to structural deflection and eventual collapse. Furthermore, constant immersion accelerates the degradation of roof membranes and seals. During our repair surveys, we assess the “falls” of your roof. We can often resolve ponding issues by installing “tapered insulation” or improving the gutter and outlet capacity, ensuring water is shed efficiently and protecting your building’s long-term integrity.