TrustMark accredited construction companies

1519 UK construction companies displaying TrustMark on their website.

• A Agir London Construction Ltd London · Refurbishment

  AGIR London Construction offers a wide range of construction services including renovations, refurbishments, extensions, new builds, and more. With ov

• S SWINTON Manchester · Plumbing · 1-9 employees

  Swinton Plumbing & Electrical: Manchester's local experts for plumbing, heating, gas & electrical services. Boiler repairs, EV chargers, emergencies.

• E Envy Electrical Ltd London · Electrical

  NICEIC-approved electrician covering Gravesend, North Kent. Specialising in EV chargers, rewires, EICRs & fault finding. Offers free quotes & 24/7 eme

• J Jph Renewables Ltd Basingstoke · Solar PV

  JPH Renewables specialises in designing and installing integrated home and commercial energy systems, including solar panels, EV chargers, and battery

• B Bellamy Builders Barnsley · Extensions

  Bellamy Builders Barnsley: Expert home extensions and garage conversions in South Yorkshire. Over 40 years of experience, trusted, high-quality buildi

• B Bromer Energy Ltd Liverpool · Solar PV

  Solar panels, battery storage and EV chargers installed across Liverpool and the North West by Bromer Energy. MCS certified, family run and built arou

• E ECOTECH INSTALLATIONS LTD Swansea · Insulation

  EcoTech Installations provides professional eco energy measures across Swansea and South Wales, boiler upgrades, loft insulation, IWI and EWI for priv

• E Empowered Energy Colchester · Solar PV

  Family-run renewable heating specialists delivering heat pump installation, underfloor heating, solar PV and Tesla Powerwall battery systems across Ea

• W Watt Chargers London · Electrical

  Watt Chargers Ltd provides electrical services for domestic, industrial, and commercial applications, specializing in EV charger installation, solar p

• A All2construct Ltd Harrow · Extensions · 1-9 employees

  All2Construct Ltd, Harrow's trusted home builders and renovators. Extensions, loft conversions, full refurbishments across North-West London. FMB and

• S Solarvolt Energy Ltd Chippenham · Solar PV

  SolarVolt Energy installs solar panels for homes, businesses & industry. We also provide PV & battery storage, EV charger installs and heat pump solut

• D Deltawatt Ltd London · Electrical

  Deltawatt Ltd are trusted electrical and renewable energy specialists covering Kent and South East London. From rewires to solar panels, get a free qu

• V VEDMORE ELECTRICAL SOLUTIONS LTD Cardiff · Electrical

  Vedmore Electrical Solutions: Your local Solar, EV Charge Point Installer and Domestic Electrician in Cardiff and South Wales. Reliable, professional,

• S Smartway Energy Ashton-Under-Lyne · Solar PV · 1-9 employees

  Smartway Energy empowers individuals and communities with sustainable energy solutions, focusing on innovation, quality, and customer satisfaction for

• A Arnie's Plumbing Services Ltd Crook · Plumbing

  Trusted, qualified, family-run Domestic and Commercial Heating Engineers based in the North East. Over 20 years of experience in plumbing, heating, an

• R Rnr Renewables Ltd Scunthorpe · Heating & ventilation

  RnR Renewables provides expert heat pump, solar panel and boiler installations across North Lincolnshire. Call 07907 001 957.

• B Bowland Damp Proofing & Preservations Ltd Preston · Damp proofing

  Expert damp proofing, cellar conversions, and property care for domestic and commercial buildings across Lancashire & the North West. Accredited, guar

• T The Glasshouse Ne Ltd North Shields · Glazing

  Specialists in stained glass, UPVC windows, and doors. Offering bespoke designs, restoration, and installation services across the North East and nati

• E Essex City Environmental Ltd Harwich · Piling

  Essex City Environmental offers comprehensive property solutions including pest control, high-level sanitization, and professional property maintenanc

• C Certified Competent Bridlington · Glazing · 1-9 employees

  Certified Competent is an online directory and advice site to help homeowners make the best choice for their home improvement. Find certified traders

• S Sopoco The Solar Power Company Worthing · Solar PV

  Reliable Solar Panel Installation in Worthing & Sussex - Go Solar with Sopoco for a sustainable energy solution for your home or business. Request a q

• G Genren UK Shrewsbury · Solar PV

  Genren UK provides intelligent renewable energy solutions including solar PV, battery storage, EV charging, and heat pumps for homes and businesses. E

• T Tactical Energy Systems Ltd Derby · Insulation

  Tactical Energy Systems offers a whole-home approach to energy efficiency, providing homeowners with tailored advice and high-quality installation ser

• R Reydom Solutions Ltd Rochester · Electrical

  Reydom Solutions Ltd is an electrician in Medway specialising in Emergency electrician, Electrical Emergency, 24 hour Electrician, Commercial electric

• 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.

• Y Yk Richmond Contractors Ltd Isleworth · Electrical · 1-9 employees

  NICEIC registered domestic & commercial electrical contractors in Richmond, Isleworth & West London. EICR reports, EV chargers, new builds. 24/7 emerg

• L LOW CARBON LONDON LTD London · Solar PV

  Low Carbon London Ltd installs air source heat pumps from £10,000, handling the £7,500 Boiler Upgrade Scheme grant. Samsung specialists with a 7-year

• Y YESS ECO Solutions London · Insulation

  YESS ECO Solutions LTD offers complete energy solutions, including insulation upgrades, heating solutions, and renewable energy installs, working with

• T Thames Valley Renewables Reading · Solar PV

  MCS-certified solar panel, heat pump and battery storage installers serving Berkshire and the South of England. Reduce your energy bills with expert r

• F Fortune Electrical Ltd Peterborough · Electrical

  Fortune Electrical offers expert electrical services including commercial, residential, EV charging, and solar integrations in Peterborough. Contact u

• T Tide Electrical Solutions Ltd Littlehampton · Electrical

  Tide Electrical Solutions LTD are approved electricians in West Sussex, offering domestic and commercial repairs and installations in Rustington.

• U Ultimate Windows Middlesbrough · Windows & doors

  Ultimate Windows, Doors and Conservatories has been fitting thousands of homes in the North East with quality windows, doors, and conservatories since

• C CURRENT RENEWABLES LTD Axminster · Solar PV

  MCS Certified Solar Installers providing homes and businesses with Solar Energy, Battery Storage and Air Source Heat Pump Systems across South West En

• C Coldrush Energy Stafford · Insulation

  Retrofit solutions for UK homes-improving energy efficiency, reducing carbon, and ensuring PAS 2035 compliance for a sustainable future.

• R Rapid Response Roofing 24/7 Ltd Lytham St. Annes · Roofing

  Rapid Response Roofing 24/7 is a family-run roofing company in the North West, offering expert roof repairs, new roof installations, flat roofing, gut

• P ProWire Electrical Hull · Electrical

  ProWire Electrical Ltd is a NAPIT-registered electrical contractor in Hull, offering 24/7 emergency services, EICRs, EV charger installations, and dom

• P Prime Wire Nw Ltd Ashton-Under-Lyne · Electrical

  Professional electrical services in Lancashire by Prime Wire NW Ltd. Our NAPIT approved electricians provide safe, reliable, and high-quality solution

• C Ccbgroup(UK) Ltd Hatfield · Electrical

  London's trusted experts in Property Maintenance, Electrical Services, and Gutter Cleaning. Serving residential and commercial clients across London a

• E Electro-Glaze Plymouth · Windows & doors

  Electro-Glaze offers premier home improvement installations in Devon & Cornwall, specializing in windows, doors, conservatories, and roofline services

• I Installio Ltd London · Solar PV

  Installio delivers clean energy upgrades as one connected system, helping improve EPC ratings and reduce household energy bills. From solar and batter

• R Rivo Construction Group Ltd Manchester · Main contractor · 1-9 employees

  Rivo Construction Group Limited delivers premium residential and commercial construction services across Greater Manchester. New builds, renovations,

• T The Meredith Group Brighton · Refurbishment · 1-9 employees

  The Meredith Group delivers luxury refurbishments, extensions, conversions, new builds and property maintenance across East and West Sussex.

• E Eco Engine Ltd Peterborough · Heating & ventilation

  ECO Engine Limited provides eco-friendly energy efficiency solutions, including insulation and heating systems, under government schemes like ECO4. Th

• L LITLEC Newton-Le-Willows · Electrical

  Expert electricians in Warrington, offering reliable electrical installations, repairs & maintenance for homes & businesses. Get a free quote!

• B Burton Electrical & Plumbing Solutions Ltd Burton-On-Trent · Electrical

  Certified electricians and Gas Safe engineers in Burton on Trent providing electrical, gas, heating, and plumbing services. Offering installations, re

• S Staffs Lofts Ltd Stafford · Loft conversions · 1-9 employees

  Staffs Lofts Ltd is a building contractor in Staffordshire specializing in loft conversions, garage conversions, and house extensions. They offer full

• M MES Electrical Services Bristol · Electrical

  MES Electrical Services are approved electricians in Bristol, offering a full range of domestic or commercial repairs and installations. Contact us fo

• M Mann Electrotechnical Darlington · Electrical

  NICEIC & TrustMark approved electricians in Darlington and Durham. Offering house rewiring, EV charger installation, solar panels & fuse box replaceme

• S Solar Upgrades Okehampton · Solar PV · 1-9 employees

  Solar Upgrades offers expert solar and battery solutions across the UK for residential and commercial properties. Certified expertise ensures efficien

• B Breedon Electrical Ltd Chesterfield · Electrical

  Breedon Electrical Ltd is a trusted electrician in Chesterfield, offering reliable electrical services for homes and businesses. With over 25 years of