Gas Safe accredited companies in London

353 construction companies in and around London displaying Gas Safe.

• 2 21 Degrees London · Solar PV

  Change the way you think about energy by Harnessing your own sustainable energy to improve efficiency, comfort and the planet.

• 2 24 British Builders Ltd London · Main contractor

  British Builders: UK-wide, FMB-accredited maintenance, refurbishment & construction. Fair pricing, insured teams, 48-hr survey & quote.

• A A And A Plumbing Solutions Ltd London · Plumbing

  We specialise in Plumbing & Heating across London and Greater London. Fully qualified and Gas Safe registered with decades of experience. Dedicated to

• A A Energy Solutions Ltd London · Plumbing

  Plumbers and heating engineers in Stratford E15. Boiler repair, central heating, emergency plumbing and landlord gas certificates across east London.

• A A M Plumbing & Heating Ltd London · Plumbing

  Expert plumbing, heating, gas, and air conditioning services in London. Offering installation, repair, and maintenance for boilers, leaks, and climate

• A Absolute Plumbing UK London · Plumbing

  Absolute Plumbing Limited offers professional plumbing, heating, and drainage services in South West London. With over 10 years of experience, they pr

• A Ace Facility Management Services Ltd London · M&E contracting

  ACE Facility Management provides tailored facilities management solutions, focusing on maintenance, compliance, safety, and sustainability for busines

• A Acefix Plumbing & Gas London · Plumbing

  Acefix Plumbing & Gas offer expert gas, plumbing & heating services in Middlesex, London & Greater London. Experienced in all aspects of the trade.

• A Advanced Boilers and Plumbing Ltd London · Plumbing

  Offering expert services for boilers, plumbing and heating. With an efficient approach and excellent customer reviews, you can trust us.

• A Affleck Property Services London · Design & build

  Design and construction company in London offering renovation, plumbing, electrical, and maintenance services for homes and businesses. Affleck provid

• A AFL Construction London · Main contractor · 1-9 employees

  AFL Construction is a London-based building company established in 2011, specializing in home improvements, alterations, conversions, and extensions.

• A Ag Heating Ltd London · Heating & ventilation

  Quality Work. Honest Service. Expert boiler, heating and plumbing services across London, Hertfordshire, Bedfordshire & Milton Keynes.

• A Akl Services Ltd London · Main contractor · 1-9 employees

  AKL Services Ltd is a principal contractor and specialist fit-out company delivering high-end residential and commercial projects across London since

• A Albo Plumbing & Heating Ltd London · Plumbing

  Albo Plumbing & Heating is a family-owned local company in East London offering a comprehensive range of plumbing, heating, and gas services. Availabl

• A Alico Engineering Ltd London · Refurbishment · 1-9 employees

  Family-run high-spec residential construction across London and Hertfordshire. Refurbishment, extensions, basements and structural works, with heating

• A All Well Property Services Ltd London · Refurbishment

  Builders and renovation specialists in South East London since 2020. 100+ projects across 25 boroughs, fixed-price contracts. Free 45-minute site visi

• A ALLinGAS London · Plumbing

  ALLinGAS offers expert gas, plumbing, and heating services for domestic and commercial clients in South West London. We provide boiler installations,

• A Alpine Works Ltd London · M&E contracting · 10-49 employees

  Alpine Works offers a comprehensive mechanical and electrical service and has built an enviable reputation within the construction and building facili

• A Amd Heating Ltd London · Heating & ventilation

  Expert boiler installation and heating solutions at AMD Heating Ltd. Reliable, efficient services with a focus on safety and affordability. Gas Safe E

• A Angel Plumbing Services London · Plumbing · 1-9 employees

  Angel Plumbing Services is a family-run plumbing and heating business in London with over 40 years of experience. Offering installation, maintenance,

• A Antares Services Ltd London · Heating & ventilation

  Antares Services are experts in commercial HVAC and electrical systems in London. Offering 24/7 installation, repair, and maintenance for businesses.

• A Anto&Casy Building Ltd London · Refurbishment · 1-9 employees

  ANTO&CASY BUILDING LTD specializes in property refurbishment, painting, flooring, plumbing, heating, kitchen & bathroom installations, and outdoor wor

• A Apex Services London · Refurbishment · 1-9 employees

  Apex Services, based in Epping, offers specialist block maintenance and property renovations for homeowners, landlords, and businesses across London,

• A Apollo Heating & Services Ltd London · Heating & ventilation

  Trusted London heating specialists. Solar panel installation, air source heat pumps, and boiler installation, repair & servicing. Gas Safe registered.

• A AquaGuard PRO London · M&E contracting

  AquaGuard PRO is a London-based mechanical & building-services contractor: mechanical installation, HVAC, plumbing, gas, drainage, metering and smart-

• A Ara Services Ltd London · Heating & ventilation

  Gas Safe and NICEIC registered engineers across Greater London, for homes, landlords and letting agents. Five trades under one roof, priced before wor

• A ASAP 24/7 PLUMBERS LIMITED London · Plumbing

  Local experts in plumbing, heating, and drainage. Offering 24/7 emergency services including boiler repairs, blocked drains, leaking taps, and more. Q

• A ASAP HEATING AND PLUMBING LTD London · Plumbing

  ASAP Heating provide plumbing and heating across London. For a free quote get in contact today.

• A Ask Smart Gas Solutions Ltd London · Plumbing

  Ask Smart Gas Solutions: Trusted Gas Safe engineers in Hertfordshire and North London offering expert plumbing, boiler, and heating system services fo

• A Axis Europe London · Refurbishment

  Axis is one of the UK's leading property services providers, serving the UK's critical social infrastructure & creating warmer, safer homes.

• A AZ Plumbing Contractors London · Plumbing · 1-9 employees

  Gas Safe registered plumbers & heating engineers in North London. Boiler servicing, installations, repairs & 24hr emergency cover. Call 020 7354 0460.

• B Bailey Gas & Heating Ltd London · Heating & ventilation

  Specialists in boiler servicing, gas safety certificates, central heating & boiler installations, breakdowns & repairs. Serving North, East & Central

• B Base Construction Group Ltd London · Refurbishment

  Base Construction Group offers high-quality construction and maintenance services in London. Specializing in residential renovations and social housin

• B Baseline Ltd London · Refurbishment · 1-9 employees

  South London based renovation, installation and maintenance company specialising in high-end residential projects. Offering quality workmanship for ki

• B Befix Ltd London · Heating & ventilation

  BeFix is your local London property maintenance team, Gas Safe registered and available 24/7, with upfront pricing and genuine after-care on every job

• B Belgravia Property Solutions Ltd London · Electrical

  Reliable handyman and property maintenance services in London SW1W. From repairs to renovations, we take care of your home or business with expert car

• B Benchmark Lofts Ltd London · Loft conversions · 1-9 employees

  Benchmark Lofts offers exceptional loft conversions & home extension services, blending craftsmanship with innovation to transform living spaces tailo

• B Best Technicians London · Plumbing

  Best Technicians connects homeowners with vetted plumbers, electricians, gas engineers, handymen, and HVAC specialists for fast, reliable service.

• B Better Gas London · Plumbing

  Better Gas is a trusted local gas heating & plumbing maintenance company based in London, offering quick, affordable, and reliable solutions across al

• B BIFA GROUP LTD London · Plumbing

  Need a plumber? BIFA Group Ltd delivers emergency call-outs, heating support and clear pricing, backed by 25 years of experience.

• B BLUE SHIELD MAINTENANCE LTD London · Plumbing

  Predictable, compliant maintenance coverage for London landlords in RBKC. Fixed monthly payments, zero surprise costs, 24/7 emergency repairs.

• B Boiler & Heating Care Ltd London · Heating & ventilation

  Boiler and Heating Care offers 24/7 emergency boiler repair, heating, plumbing, and drainage services in London with Gas Safe registered engineers.

• B Boiler Bunny Heating London · Heating & ventilation

  Boiler Bunny Heating offers expert boiler repair and servicing in South London, specializing in Vaillant boilers. We provide fast, reliable, and profe

• B Boss Gas Installs London · Plumbing

  Expert plumbing and heating services across London, Kent, and Essex. Reliable installations, maintenance, and repairs. Contact Boss Gas for a free quo

• B Brikas Contractors Ltd London · Main contractor

  Brikas Contractors is a well-established building and construction firm based in east London. We carry out both residential and commercial building pr

• B Brit Builders Ltd London · Main contractor

  Certified London builders. Extensions, loft conversions, new builds, renovations, kitchens, bathrooms, electrical, gas & roofing. Free quotes in 24 ho

• B Btg Construction Ltd London · Refurbishment

  BTG Construction Ltd is a family business with over 13 years of combined experience, specializing in building, remodeling, and renovating homes across

• B Builder Brothers Construction London · Fit-out & interiors · 1-9 employees

  Builder Brothers Construction | West London's Trusted Builders. Expert residential and commercial building services including renovations, extensions,

• B Buildview Construction Ltd London · Main contractor

  Buildview Construction offers expert building services, including new builds & home extensions. Contact us for your project today!

• C C.I.F Builders Group Ltd London · Refurbishment

  CIF Builders Group offers quality construction and renovation services in London and across the UK. With over 20 years of experience, they specialize