TrustMark accredited construction companies

1519 UK construction companies displaying TrustMark on their website.

• A AB Solutions Electrical Ltd Watford · Electrical

  A B Solutions Electrical Ltd is a family-run electrical installation company offering professional and affordable services for domestic and commercial

• I Inlight Electrical Aylesbury Ltd Aylesbury · Electrical

  Looking for a local Electrician in Aylesbury? Inlight Electrical are approved Electricians, offering a full range of domestic or commercial repairs an

• S Sam Ward Electrical Ltd Birmingham · Electrical

  Sam Ward Electrical is an electrical contractor based in Birmingham, serving the West Midlands. Specialists in EV charge point installation, EICRs, fu

• G Grice Electrical York · Electrical

  Grice Electrical provides comprehensive electrical services for commercial, retail, and domestic sectors in York and surrounding areas, with over 15 y

• E Eco Funding For Homes Ltd Washington · Refurbishment

  Eco Funding for Homes is a leading UK provider of residential retrofit decarbonisation, specialising in social housing and private properties. They ma

• N NJG Building Solutions Welwyn Garden City · Extensions · 1-9 employees

  NJG Building Solutions designs and delivers exceptional home extensions and renovations across Hertfordshire. With over 25 years of experience, we man

• S Smart Energie Greenford · Insulation

  Honest pricing, premium quality and certifications that matter: boilers, heat pumps, solar & battery, EV charging and insulation across the UK.

• P Paul Levett Quality Brickwork and Landscaping Newton-Le-Willows · Bricklaying · 1-9 employees

  Paul Levett Quality Brickwork and Landscaping offers a full suite of building and landscaping services in Warrington and the North West. Specialising

• P Pav Electrical Contractors Ltd Wrexham · Electrical

  PAV Electrical Contractors offers expert electrical services and sustainable energy solutions, specialising in Solar PV, EV chargers, and battery stor

• M Mep South West Ltd Newquay · M&E contracting

  MEP South West provides expert mechanical, electrical, plumbing, heating & renewable services in Newquay and across Cornwall.

• D Direct Power Solihull · Electrical

  Direct Power is a family-owned electrical services company based in Solihull, serving homes and businesses across the West Midlands with certified ele

• G Ggc Electrical Ltd London · Electrical

  GGC Electrical LTD is your trusted partner for high-quality, safe, and efficient electrical solutions for homeowners, landlords, estate agents, and bu

• G Goodwin Electrical Ltd Llandudno · Electrical · 1-9 employees

  Award-winning, 5-star rated solar panel installers in North Wales. MCS, NICEIC. Solar, battery storage, EV chargers & electrical services.

• A Ak Systems Ltd Gloucester · Solar PV

  AK Systems Ltd provides efficient and affordable solar panel and air conditioning solutions in Gloucestershire and the South West. We offer high-quali

• F Flare EFS Coventry · Electrical · 1-9 employees

  Electrical solutions from Flare EFS, providing trusted fire and security services across the West Midlands. Get your free site assessment today.

• C Chelsea And Fulham Builders Ltd London · Refurbishment · 1-9 employees

  High-end builders in London delivering expert renovations, extensions & refurbishments in Chelsea, Fulham, Kensington and beyond. Get a quote today.

• G GREENTECH EV & SOLAR LTD Corringham · Solar PV

  Renewable energy experts in Essex, specialising in solar PV, battery storage, and EV charging point installations for homes and businesses. Offering e

• A Angus Renewables Basildon · Solar PV

  Angus Renewables Ltd are MCS certified solar panel installers in Basildon, offering tailored, cost-effective renewable energy solutions including sola

• E ECOWISE RENEWABLES LIMITED King'S Lynn · Solar PV

  Ecowise Renewables offers expert solar panel installation and renewable energy solutions for domestic and commercial clients. Fully accredited and exp

• A Aira Stretford · Heating & ventilation

  Aira provides intelligent home energy systems, including air source heat pumps, solar panels, and battery storage, to reduce energy bills and carbon e

• G Go Green Solar Group Ltd Carnforth · Solar PV

  North West based, fully accredited professional solar panel installers and suppliers. We provide Go Green solar panels throughout the UK.

• I Insight Probuild Ltd Pinner · Design & build · 1-9 employees

  Honest | Trustworthy | Reliable. An experienced construction company serving the residential market, specialising in lofts, extensions, and design & b

• H Horisun Ltd Oakham · Solar PV

  Horisun Renewable Energy are MCS Accredited installers with over 15 years of experience in solar thermal hot water and solar PV electric installations

• E EXPERT MAINTENANCE LONDON LTD London · Electrical · 1-9 employees

  Expert Maintenance London provides comprehensive electrical services, including planned maintenance, fault finding, landlord certifications, and 24-ho

• E Eco Plus Systems Ltd Romford · Insulation · 1-9 employees

  Eco Plus Systems Ltd offers expert energy-efficient solutions, designing and applying measures to reduce consumption, cut costs, and meet environmenta

• P Pete Smith Electrical Services Stoke-On-Trent · Electrical

  Pete Smith Electrical Services Ltd offers domestic, commercial, industrial, and agricultural electrical services. Fully qualified and experienced prof

• A Atom Electrical Services Sheffield · Electrical

  Atom Electrical Services is a professional electrical services provider in Sheffield, offering a comprehensive range of high-quality, reliable electri

• S Styne Renewables Diss · Solar PV

  Styne Renewables specialises in Solar Panels, Battery Storage and EV Chargers, offering innovative products and services designed to meet your needs.

• S SOLENT RENEWABLES LTD Southampton · Solar PV

  Trusted Hampshire-based solar and battery installers serving Southampton, Winchester, Portsmouth and the New Forest.

• T The Full Ev Ltd Blackwood · EV charging

  EV charger installation specialists, solar PV and batteries for greener, smarter homes and buildings.

• G Generation Green Chester · Solar PV

  Gen Green installs solar panels, battery storage and EV chargers for homes and businesses across Chester, Cheshire, Shropshire, Merseyside and North W

• E Ecofueled Ltd Poole · Heating & ventilation

  EcoFueled installs and maintains renewable energy systems like air source heat pumps and solar panels, alongside energy-efficient gas boilers, for aff

• E Eco Switch Improvements Ltd Derby · Solar PV

  Eco Switch Improvements is a family-run specialist in Solar PV installations, offering bespoke system design and honest pricing with the latest techno

• Q Qwala Ltd Preston · Refurbishment

  Qwala are leaders in retrofitting solutions, upgrading existing buildings to improve energy efficiency and reduce carbon emissions. They work with loc

• C CW Roofing Ltd Bridgend · Roofing

  CW Roofing Ltd, established over 20 years ago, offers high-quality roofing services in South Wales, including Tiling, Slating, Flat Roofing, and Solar

• T Tk Windows Ltd Burnley · Windows & doors

  TK Windows Ltd offers high-quality UPVC windows and composite doors, alongside garden rooms, roofline services, and glazing. Professional installation

• S Smart Energi Hub Blackburn · Solar PV

  Smart Energi Hub provides nationwide property services focused on sustainability and energy efficiency, delivering end-to-end solutions with accredite

• S Solar Panels London (SPL) Limited Luton · Solar PV

  London's trusted MCS-certified solar panel and battery installers. Offering free home surveys, finance options, and a 4.8 Trustpilot rating. Get your

• R RK SUPPORT SERVICES LIMITED London · Heating & ventilation

  RK Support Services provides government-funded energy-saving solutions like free boiler replacements, insulation, and solar panels for homeowners and

• E ECOVOLT RENEWABLES LTD Petersfield · Solar PV

  Ecovolt Renewables provides cost-effective, renewable energy solutions including solar and battery storage, EV charging, and electrical services to re

• A Avion Homes Rainham · Design & build

  Avion Homes Limited is a residential design & build contractor specializing in new builds, home extensions, refurbishments, and turnkey projects acros

• R Renewable Energy Experts Cleckheaton · Solar PV

  Renewable Energy Experts provides sustainable energy solutions, including solar panels, battery storage, and heating systems, to reduce bills and your

• S Sol4r Energy Ltd Sutton · Solar PV

  Sol4r Energy designs and installs solar PV systems, battery storage, and EV charging solutions for homes and businesses across the UK.

• S SIMCOTT RENEWABLES Witham · Solar PV

  Simcott Renewables are trusted solar installers in Essex, delivering solar, battery storage and heating solutions for homes and businesses.

• P Proton Energy Solutions Ltd Orpington · Solar PV

  Proton Energy Solutions Ltd offers heat pumps, solar panels, MVHR and air conditioning systems in Orpington across UK for residential and commercial p

• G Gone Solar Porthcawl · Solar PV

  Save up to 90% on energy bills with trusted solar installation services from Gone Solar. Get a free quote and start your journey to energy independenc

• P Peak Solar And Electrical Services Ltd Runcorn · Solar PV · 1-9 employees

  Peak Solar & Electrical, your one-stop solution for solar energy systems offering UK wide installations. Save up to 70% on energy bills.

• T T C A Solar Ltd Redditch · Solar PV

  We provide the opportunity for you to have a free, no obligation survey from a solar professional to advise on new developments within the industry an

• A APX Solutions Mechanical & Electrical Hove · Electrical

  Nationwide commercial electrical, specialist busbar and FM contractor for principal contractors, FM providers, consultants and industrial clients.

• A ALPS Electrical Yarm · Electrical

  MCS certified, family-run solar panel, battery storage, EV charger & electrical services in Teesside & North East. 500+ 5-star reviews.