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43 Years
experience
Emergency
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Expert Building Services in Iver Heath
GD Amass have been delivering comprehensive building services to London and surrounding areas for over three decades. As a family-run business, we combine extensive industry experience with a commitment to quality craftsmanship and customer satisfaction. Our team of skilled professionals specialises in building work, electrical engineering, gas installations, and property maintenance, serving both domestic and commercial clients. We pride ourselves on offering competitive pricing without compromising on service excellence, ensuring all work adheres to current legislation and safety standards.

With accreditations including Gas Safe and NICEIC, we provide reliable solutions for projects ranging from minor repairs to large-scale developments. Our reputation is built on trust, transparency, and the ability to meet diverse property needs through a one-stop-shop approach.
Services
Bathrooms Building Work Carpentry Electrics Gas Services Kitchens Painting Plumbing Landlord Services
Details
  • Year established: 1983
Highlights and features
  • We offer 30+ years of experience in building and construction services.
  • Our team holds Gas Safe and NICEIC accreditations for quality assurance.
  • We provide 24/7 emergency response for urgent boiler and gas issues.
  • Family-run business with a focus on personalised client relationships.
  • Comprehensive services covering all aspects of property maintenance.
Associations and certifications
  • Gas Safe
  • NICEIC
What people say
Exemplary service Skilled team Reliable Spotless work Honest workers
Services
Bathroom Refurbishment
Specialists in complete bathroom refurbishments, offering design, installation, and tiling services. We handle projects of all sizes, from minor updates to full overhauls, ensuring compliance with safety standards. Our team provides tailored solutions to create functional, stylish spaces while maintaining competitive pricing.
Electrical Services
NICEIC-approved electrical contractors offering testing, installations, and emergency repairs. Services include fixed wire testing, emergency lighting, and portable appliance testing. All work meets BS7671 legislation, with certification provided for client assurance and compliance with legal requirements.
Gas Installations
Gas Safe registered engineers provide boiler installations, repairs, and safety certificates. We handle domestic and commercial gas systems, including central heating, underfloor heating, and appliance maintenance. Emergency call-outs ensure rapid resolution of urgent gas-related issues.
Kitchen Fitting
Full kitchen design and installation services, including plumbing, electrics, and flooring. We work with brands like Magnet and Howdens, offering competitive pricing without showrooms. Our team ensures seamless integration of appliances and storage solutions tailored to client needs.
Plumbing Solutions
Comprehensive plumbing services covering leaks, installations, and emergency repairs. Our Gas Safe engineers handle radiators, pipework, and heating systems. We prioritise rapid response for burst pipes and drainage issues, serving both residential and commercial properties.
People
Gary Amass
Director
With over 30 years in the industry, Gary leads GD Amass' operations, ensuring client requirements are met with precision. His expertise spans building work, electrical, and gas services, maintaining the company's reputation for excellence.
Craig
Lead Carpenter
Experienced carpenter specialising in kitchen and bathroom installations. Craig's attention to detail ensures high-quality finishes, contributing to the company's reputation for reliable, skilled craftsmanship across London and surrounding areas.
Questions
What areas do GD Amass & Sons cover?
We serve Iver Heath, Slough, Maidenhead, London, Reading, Buckinghamshire, Middlesex, Harrow, and Watford.
Are your gas engineers certified?
Yes, our engineers are Gas Safe registered for all installations and repairs.
Do you offer emergency plumbing services?
Yes, we provide 24/7 emergency response for urgent boiler and gas issues.
What accreditations does GD Amass & Sons hold?
We are NICEIC approved and Gas Safe registered for electrical and gas compliance.
Can you handle both domestic and commercial projects?
Yes, we cater to both residential and commercial clients across London and surrounding areas.
Reviews (2)
Hitendra Patel
Nov 04, 2020 Report
Great service on boiler maintenance did paint flat install sink WC lino fitted cupboard door fitted but boiler stopped working froze all December and another gas leak replaced boiler and no reply
Jude Blake
Nov 15, 2019 Report
Went with Gary and team as we were doing a lot of work - internal structure, decorating, plumbing and more. Initially they were terrific, very accommodating, workmanship and work ethic to a very high level. Unfortunately when it got to the end of the job we noticed a few areas where the finish wasn't as good as we'd have liked - tv fitting and staircase painting in particular. They came back to do another round but it still wasn't good enough. After discussing the standard of finish the attitude changed - they became quite non-committal, and challenged back to us on our expectations - making us