TrustMark accredited construction companies

1519 UK construction companies displaying TrustMark on their website.

• D Domestic Group Hertford · Heating & ventilation

  Trusted heating and EV charging specialists serving London and the South East. Boilers, heat pumps, air conditioning and service plans. Get a quote to

• D Dmgc Ltd London · Refurbishment

  DMGC Ltd offers top-quality construction services for residential and commercial projects, specializing in precision and reliability. Explore our serv

• Y Yorkshire Electricians Ltd York · Electrical

  Top-rated local domestic & commercial electricians in York, Harrogate, Thirsk, Malton, Market Weighton and surrounding with a reputation thats hard to

• K Kcs Electrical Ltd Princes Risborough · Electrical

  NAPIT accredited family electricians in High Wycombe for EV chargers, consumer units, rewires, EICRs and electrical work across Buckinghamshire.

• 3 3d Design & Build Ltd Tadworth · Design & build

  3D Design & Build are expert builders serving Merton, Wimbledon, Kingston & Richmond. Specialists in house extensions, loft conversions, and new build

• E Electroglow Ltd Nottingham · Electrical · 1-9 employees

  NICEIC Approved commercial electricians delivering safe installations, LED lighting upgrades, and compliance testing across Nottinghamshire and Derbys

• T Top Division Lofts Ltd Harlow · Loft conversions · 1-9 employees

  Top Division Lofts are specialists in loft conversions and bespoke extensions serving all of London. We offer a comprehensive service from design to b

• S Solar Save Renewables Ltd Llandeilo · Solar PV

  MCS-certified installers of solar PV, battery storage, and heat pumps in Carmarthenshire, Wales. Experts in renewable energy solutions.

• A Alan Ball Roofing Ltd Dover · Roofing

  Alan Ball Roofing Contractors is a family-run firm in Dover, offering reliable roofing solutions across Kent. Established in 2000, we provide quality

• 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

• C Circle Electrical Bristol · Electrical

  Circle Electrical delivers safe, reliable electrical solutions for homes, businesses, and industry across the South West and Wales. From small domesti

• A All Solar Works Ltd Worthing · Solar PV

  All Solar Works: Discover eco-friendly solar panel and EV charger solutions. Save on utility bills! Contact us today for a quote.

• Z ZENITH ECO SOLUTIONS LTD Liverpool · Solar PV · 10-49 employees

  Cut your energy bills by up to 40% with smart home energy upgrades. Solar, batteries, EV charging & heating solutions designed for UK homes.

• K Kds Builders And Roofing Ltd Tamworth · Main contractor

  KDS Builders & Roofing Ltd offers quality building and roofing services in Tamworth and the Midlands, with over 30 years of experience. Family-run bus

• J Jdh Electrics Ltd Newmarket · Electrical · 1-9 employees

  JDH Electrics - Fully Approved Registered Electrician - specialising in Rewires, Historic Listed Buildings & EV. Outstanding customer service & qualit

• M M Hale Ltd High Wycombe · Heating & ventilation

  M Hale Limited offers complete mechanical services for domestic and commercial properties, specialising in heating, plumbing, and air conditioning. Th

• E Effective Eco Solihull · Solar PV

  Effective Eco provides expert solar panel installation, battery storage, air source heat pumps, and insulation solutions across the UK. We offer tailo

• E Ecofit Solutions Ltd Hornchurch · Insulation

  Specialising in the installation of energy-saving measures, we are dedicated to helping homeowners reduce their energy consumption, lower their bills,

• J JARees Fareham · Solar PV

  J A Rees offers eco-friendly heating, plumbing, and solar panel solutions for renovations, extensions, and new builds on the South Coast. Approved ins

• S Sparkpro Electrical Ltd London · Electrical

  Trusted West London electricians for installations, repairs & emergencies. Fast, certified electrical service across homes and businesses. Get a free

• H Hankin Construction & Joinery Ltd Seaton · Main contractor

  Hankin Construction & Joinery Ltd, based in Seaton, Devon, offers high-quality building and bespoke joinery services. Specialising in renovations, ext

• F Fyndpris Ltd London · Utilities

  Fyndpris Ltd offers smart, simple, and cost-effective utility connections for gas, electricity, and water to homeowners, developers, and businesses ac

• H Holstocks Construction Ltd Petersfield · Main contractor · 1-9 employees

  Holstocks Construction is a local building company undertaking new builds, renovations, extensions, loft conversions, and hard landscaping. They pride

• E Et Engineering Ltd Bromborough · Electrical

  ET Engineering Ltd is a family-run electrical business in Bolton, offering commercial and domestic electrical services. Established in 2012, they are

• O Orion Ts Ltd Cardiff · Electrical · 1-9 employees

  Orion Technical Services are an electrical installation and maintenance service based in Wales. Speak to our specialist team to find out how we can he

• W Windsor Construction Berkshire Ltd Taplow · House builder · 1-9 employees

  Family-run construction company based in Taplow, Berkshire, offering a wide range of building services including new builds, extensions, refurbishment

• R Riviera Electrical Ltd Paignton · Electrical · 1-9 employees

  Need a qualified local Electrician? Riviera Electrical provide a range of electrical services from rewires to electrical testing - Call 01803 678101

• A Atg Plumbing & Heating Ltd Falmouth · Heating & ventilation · 10-49 employees

  ATG Plumbing & Heating install & maintain quality heat pumps, plumbing, heating and renewable solutions throughout Cornwall.

• P Pjtc Ltd London · Refurbishment · 1-9 employees

  PJTC Ltd offers expert bathroom and kitchen renovations, remodelling, and fitting in Glasgow. They provide design, supply, and installation with over

• T Tcw Electrical Ltd Southampton · Electrical

  TCW Electrical offers reliable domestic electrical services in Southampton and Hampshire, specializing in rewires, EICRs, EV chargers, and security sy

• E Ecoline Developments Ltd Halesowen · Demolition · 10-49 employees

  Ecoline Developments Limited is a multi-skilled organisation operating in the construction sector offering services to a diverse range of clients thro

• E E-Verve Energy St. Helens · Solar PV · 10-49 employees

  Most Trusted Solar Panel Installers 2024. Fully-accredited Solar, Battery Storage and Home EV Charger installation

• D DUMREA BUILDING CONSTRUCTION LTD London · Refurbishment

  Expert builders in South East London. We offer building renovations, domestic maintenance, loft conversions, extensions, and refurbishments.

• S Spark And Hertz Electrical Ltd Shefford · Electrical · 1-9 employees

  Spark and Hertz Electrical Ltd provides a comprehensive range of electrical services for commercial, industrial, and domestic clients, with over 35 ye

• E E.J. Roberts Roofing Contractors Hainault · Roofing

  E.J. Roberts Roofing Contractors Ltd, established in 1963, is London's leading roofing contractor, renowned for exceptional craftsmanship and competit

• L LUMO electrical Worthing · Electrical

  LUMO electrical are a Worthing Part P electrician covering Sussex, Surrey and Hampshire. Worthing 24 hour emergency callout if ever you need us.

• S Shapeup Constructions Ltd London · Insulation · 1-9 employees

  ShapeUp Constructions LTD specialises in External Wall Insulation (EWI) and Silicone Rendering, enhancing energy efficiency and aesthetics for residen

• P Princeton Eco Plus Stourbridge · Solar PV · 10-49 employees

  Solar panels, heat pumps, insulation, boilers, air conditioning & EV charging installed across the West Midlands and wider UK. Free quotes & flexible

• P Pinkneysgreenresidence Ltd Maidenhead · Design & build

  Pinkneys Green Residence Limited is a professional building company with over 15 years of experience, offering design and build services for private i

• O Outline Construction Ltd Sheffield · Main contractor

  Sheffield-based construction experts offering superior workmanship across new builds, extensions, loft conversions, remodels, refurbishments, and besp

• B Boyland Windows Christchurch · Windows & doors

  Boyland Windows is a complete home improvement specialist in Dorset, offering glazing, extensions, conservatories, orangeries, garden rooms, and cladd

• B Black Leaf Build Ltd Leigh-On-Sea · Design & build

  BlackLeaf Build is the leading construction company in Essex, providing services from loft conversions to full-scale home builds and renovations.

• S SqueakFix Manchester · Flooring

  SqueakFix specialises in fixing squeaky wooden subfloors without replacement, restoring peace and quiet to homes nationwide. They offer a 10-year guar

• A A Team Electrical Services Ltd Staines-Upon-Thames · Electrical

  Local, reliable, affordable electrical contractors for all types of electrical work, including rewires, testing, consumer units, and more. Free quotes

• R RES Distribution Warwick · Solar PV

  RES Distribution are MCS-accredited renewable equipment specialists based in Somerset, operating nationwide. We supply integrated renewable energy sol

• P Principle Construction And Maintenance Ltd March · Refurbishment

  Principle Construction & Maintenance Ltd is a highly-regarded commercial contractor and refurbishment specialist, dedicated to quality and reliability

• A Acs Construction & Services Ltd Harrow · Refurbishment

  ACS Construction & Services Ltd offers professional building, renovation, extension, and conversion services across London and surrounding areas. With

• D Devon Hills Construction Ltd Dawlish · Carpentry & joinery · 1-9 employees

  Devon Hills Construction offers carpentry and general building services, including extensions, kitchen/bathroom installs, EV charging, plastering, and

• E Energised Electrical Ltd Barnsley · Electrical

  Energised Electrical Ltd are a local business covering South Yorkshire and the surrounding areas. We undertake all aspects of electrical work.

• T The Flat Roofing Company Ltd Poole · Roofing

  Expert flat roofing specialists serving Bournemouth, Poole & Dorset. The Flat Roofing Company provides flat roof repairs, installations, and maintenan