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Business Details
50+ Years
experience
Trusted Glasgow Roofing & Building Contractors Since 1955
Established in 1955, Thomas McMasters & Sons has evolved from a small family-run operation into one of Glasgow's most respected roofing and building contractors. Our expertise spans traditional slaterwork, leadwork, and modern roofing systems, supported by a chartered surveyor on staff and decades of hands-on experience. We serve private homeowners, property management firms, and commercial clients across Scotland, delivering projects ranging from minor repairs to comprehensive renovations. Our commitment to quality craftsmanship is matched by our investment in training - over 80 apprentices have qualified through our programme since 1973.

With directors holding building surveying degrees and RICS accreditation, we combine academic excellence with practical expertise to provide tailored solutions for every project. Our historical knowledge of Glasgow's building stock, including listed properties and tenement structures, ensures we maintain architectural integrity while meeting modern standards. From emergency repairs to large-scale developments, we approach every task with the same dedication to precision and client satisfaction that has defined our business for three generations.
Services
Roof Repairs Leadwork Specialist Slaterwork Services House Extensions Flat Roofing Velux Installation Gutter Repairs Insurance Works Masonry Restoration Property Renovations
Details
  • Year established: 1955
Highlights and features
  • 60+ years of specialist roofing and building experience in Glasgow
  • Chartered surveyor on staff for expert property assessments
  • Combination of traditional craftsmanship and modern techniques
  • Proven track record with insurance repair projects
  • Ongoing commitment to apprentice training since the 1970s
Services
Roof Repairs
Comprehensive roof repair services covering traditional slate, tile, and lead roofs alongside modern flat roofing systems. Our team handles emergency leak repairs, structural issues, and preventative maintenance. With expertise in both heritage properties and contemporary buildings, we ensure long-lasting solutions that preserve architectural integrity while meeting current standards.
Leadwork Specialist
Specialist leadwork services including flashings, valleys, and bespoke sheet metal fabrication. Our craftsmen follow Lead Sheet Association guidelines for optimal durability. We handle both repair work on historic buildings and new installations, using traditional burning and cladding techniques alongside modern detailing methods for watertight, aesthetically pleasing results.
House Extensions
Full-service house extension projects from initial design consultation through to completion. We collaborate with architects to create functional living spaces that complement existing structures. Our capabilities include structural alterations, traditional masonry work, and integration of modern materials while maintaining period-appropriate detailing for seamless extensions.
Flat Roofing
Installation and repair of high-performance flat roofing systems using felt, lead, and reinforced liquid coatings. We specialise in creating watertight solutions for both new builds and renovations. Our expertise extends to historic flat roof restoration, employing traditional methods while incorporating modern waterproofing technologies for enhanced longevity and performance.
Velux Installation
Professional Velux window installation and refurbishment services. We assess structural requirements and recommend optimal installation methods for different roof types. Our team handles complete installations, re-flashing existing units, and selecting appropriate window types to maximise natural light while ensuring weatherproof integrity and energy efficiency.
People
Scott McMaster
Director
Chartered building surveyor with RICS accreditation, specialising in property diagnostics and renovation solutions. Third-generation director continuing the family's 60-year legacy in Glasgow's construction industry.
Craig McMaster
Director
Building surveying graduate with extensive technical expertise in structural works and project management. Oversees operations and quality control for both residential and commercial projects across Scotland.
Questions
What areas do you cover?
We operate throughout Glasgow and surrounding areas including Edinburgh, Stirling, and Ayrshire, with experience working on properties across central Scotland.
Do you handle insurance repair work?
Yes, we work directly with insurance loss adjusters and have extensive experience managing insurance claims for storm damage and other property incidents.
Can you work on listed buildings?
Our team has specialist expertise in historic building conservation, including listed church renovations and traditional lime pointing techniques for protected structures.
Do you offer free consultations?
We provide free, no-obligation consultations and site visits for all roofing and building projects across our service areas.
Are you qualified to survey properties?
Yes, we have a chartered building surveyor on staff with RICS accreditation, providing expert property assessments and renovation recommendations.
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