TrustMark accredited construction companies

1519 UK construction companies displaying TrustMark on their website.

• N North West Electrical Contractors Ltd Hazel Grove · Electrical

  Professional electrical contractors serving construction companies, commercial sites & specialist projects across the North West. Expert installation,

• K Kingsnorth Electrical Ltd Ashford · Electrical

  Certified electricians for installations, testing, solar, EV charging and maintenance across Ashford and Kent. Trusted family service since 1972.

• A Akt Roofing Ltd Bournemouth · Roofing

  AKT Roofing Bournemouth are experienced roofers offering comprehensive roofing services across Dorset for domestic and commercial properties. Services

• J JP Glass Kent · Glazing

  JP Glass offers premium glass for windows and doors in Tonbridge, Kent, with expert installation and superior quality. Serving domestic, trade, and co

• K K C Roofing & Scaffolding Ltd. South Ockendon · Roofing

  K C Roofing & Scaffolding Ltd offers expert roofing and scaffolding services across London and Essex. We provide free, no-obligation quotes for all wo

• A Atherstone Glass & Glazing Co Ltd Atherstone · Windows & doors · 1-9 employees

  Atherstone Glass & Glazing provides expert window and door installations, glazing repairs, conservatories, and maintenance services across Atherstone,

• M Ms Projects Ltd Southampton · Main contractor · 1-9 employees

  MS Projects is setting new standards of construction within Hampshire and the surrounding counties. We specialise in new builds, extensions, refurbish

• C Cornerstone (East Anglia) Ltd Harleston · Main contractor · 10-49 employees

  Cornerstone Limited is a specialist external wall insulation & energy efficiency measures provider in Norfolk, Midlands, England.

• P Patel Construction Ltd Leicestershire · Main contractor

  Patel Construction is a family firm established in 2001, offering a full range of building and property maintenance services to domestic and commercia

• W WeatherTIGHT Systems Chislehurst · Roofing

  Professional Roofers in Bromley, Lewisham & Greenwich - WeatherTIGHT Systems are expert roofing contractors for roof installations & more.

• F F. W. Codd Builders Ltd Exeter · Design & build · 1-9 employees

  FW Codd Builders Ltd is a family-run construction company established in 1965, offering bespoke design and build, house extensions, renovations, and p

• J J P Glasby Ltd Rotherham · Electrical

  J.P. Glasby Ltd offers nationwide electrical services, specialising in Commercial, Industrial, Food Production, Domestic, and Renewable Energy install

• I Ibf Electrical Services Ltd Gillingham · Electrical

  IBF Electrical Services Ltd is a local electrical contractor in Gillingham, Kent, offering a range of domestic and commercial electrical services incl

• J JPH Electrical Contractors Oxfordshire · Electrical

  JPH Electrical Contractors is a dependable electrical contractor serving Greater Manchester and the North West, with years of experience in providing

• H Heywood Electrical & Sons Ltd Liverpool · Electrical · 1-9 employees

  Reliable electrical contractor in Merseyside providing domestic, commercial, and industrial electrical services. Contact us for installations, mainten

• A A. Grant Roofing Cambridge · Roofing · 1-9 employees

  A. Grant Roofing is a family-owned roofing company with over 45 years of experience in Cambridge. They offer high-quality workmanship, free quotes, an

• S SKV Renewables North Harrow · Solar PV

  Renewable Energy Installers across London since 2004. Solar panels, home battery storage, air source heat pumps & smart EV chargers.

• M Midlands Restoration Ltd Wolverhampton · Restoration & heritage · 10-49 employees

  Midlands Restoration Ltd are industry accredited restoration & repair specialists. We serve Insurance Companies, Housing Associations, Letting Agents,

• M Mmv Contracting Ltd Kettering · Security systems

  MMV Contracting Ltd provides expert security systems and electrical contracting services across England, offering tailored solutions for homes and bus

• D Davey Electrical Services Ltd Wadebridge · Electrical

  Family run electricians offering domestic, commercial & industrial installations, CCTV, fire & security alarms, and EV charging. NICEIC & Trustmark ap

• 1 1st Call Gas Sheffield · Heating & ventilation · 10-49 employees

  Sheffield's trusted heating, gas & electrical experts. Boiler installs, solar panels, repairs & servicing by Gas Safe Engineers. Free quotes available

• C C J Goodwin Ltd Derby · Main contractor · 10-49 employees

  A family-run building company based in Derby, offering a full range of building services for residential and commercial projects. Known for quality wo

• H Home Counties Roofers Ltd Bourne End · Roofing

  Home Counties Roofers is a family run roofing company with over 45 years of experience serving Buckinghamshire & Berkshire. Get a Free Roofing Quote T

• G Goring Electrical Services Ltd Brighton · Electrical

  Leading Electrical Contractor specialising in commercial electrical installations across the South of England, including Sussex, Surrey and Hampshire.

• S Sjk Electrical Ltd Wakefield · Electrical

  Reliable and certified electricians in Wakefield, West Yorkshire. NicEic Accredited (Part P). Specialising in commercial, industrial, domestic electri

• J James P Spencer Ltd Nottingham · Design & build · 1-9 employees

  James P Spencer Limited, founded in 2004, offers high-quality turnkey building and landscaping services to residential and commercial clients in Notti

• H Heatshine Ltd Cardigan · Plumbing

  Professional, friendly Plumbers and Heating Engineers, specialising in Oil, Gas & Renewable Energy. Speak to one of our engineers for free, friendly a

• E Eps Construction Ltd Swansea · Electrical · 10-49 employees

  EPS Construction Ltd is a leading provider of electrical engineering services in Swansea, offering design, installation, and maintenance for HV and LV

• S Storm Tempest Hebburn · Design & build

  Storm Tempest offers tailored property consultancy services with innovative solutions, aiming to be a bespoke part of each client's team.

• K Kettell Windows Ltd Leicester · Windows & doors

  Kettell Windows are Leicestershire's premium replacement window and door installers, offering quality installations and customer satisfaction since 20

• 1 1st Choice Insulations Ltd Dereham · Insulation · 10-49 employees

  Procurement-ready retrofit partners for contractors, local authorities and housing associations, PAS 2030 compliant, zero-friction supply chain integr

• C Colour Bank Services Ltd Leiston · Refurbishment · 1-9 employees

  Colour Bank Services Ltd is a family business in Suffolk offering general building, plumbing, electrical, and property maintenance. With over 40 years

• C C.S. Boxall Ltd Vale Of Glamorgan · Plumbing · 10-49 employees

  CS Boxall are plumbing and heating experts based in Cardiff, specialising in boiler installation, repairs, and servicing for domestic and commercial p

• S Sj Donnelly Ltd Stretton On Dunsmore Rugby · Insulation

  S J Donnelly Ltd offers expert wall rendering & insulation in Rugby. Quality solutions to protect and improve your property's appearance and efficienc

• J John Green Decor Ltd New Barn · Painting & decorating

  John Green Decor Ltd is a specialist team of experienced painters and decorators, professional in both residential and commercial properties. Based in

• L Loftstyle Ltd Wolverhampton · Loft conversions · 1-9 employees

  Loft & Garage Conversions by Loftstyle Ltd. We design and build beautiful, practical spaces across Walsall, Birmingham & Solihull. Book your free cons

• D Decoracus Ltd London · Refurbishment

  London High-End Building Contractor with over 20 Years of experience. Kitchen Extension Specialists.

• A Appleby Electrical Ltd Immingham · Electrical · 10-49 employees

  Appleby Electrical Ltd is an established family run business with 15 years experience in electrical services. NAPIT, Part P & Trust Mark approved.

• J J H P Electrical Services Ltd Bourne End · Electrical

  JHP Electrical offers top-notch electrical services in Watford. We Specialise in Sports Lighting.

• M Mvh Building Solutions Ltd Slough · Main contractor

  MVH Building Solutions Ltd is a family-run business established in 2005, offering a complete project management service for new builds, extensions, co

• L LONDON SEAMLESS FLAT ROOFING LTD. Brentford · Roofing · 1-9 employees

  NFRC is the UK's leading roofing association. Become a member, find a roofer, roofing supplies and services, or browse roofing careers services.

• W Wallbridge Construction Ltd Badminton · House builder · 1-9 employees

  Wallbridge Construction Ltd is a reputable family business with 15 years of trading experience in the South West, offering a comprehensive range of bu

• B Bespoke Lofts Ltd Buckhurst Hill · Loft conversions

  Bespoke Lofts is a leading loft conversion and extension company in London with over 30 years of experience in bespoke loft design and building projec

• B Boxall Electrics Ltd Fareham · Electrical

  Boxall Electrics Ltd is a Part P Approved electrical contractor based in Gosport, Hampshire, offering domestic and commercial electrical services incl

• f fourwalls Bristol · Refurbishment

  Building performance experts in Bristol, offering evaluation, retrofit advice, and research for homeowners, corporations, and government.

• W Wayne Lawrence Electrical Contractors Ltd Derbyshire · Electrical

  Wayne Lawrence Electrical Contractors Ltd is a professional residential electrician service established in 1987, known for reliability and quality wor

• W Wessex Electrical Services Ltd Andover · Electrical

  Wessex Electrical Services Ltd is an approved electrician in Alton, Hampshire, offering domestic and commercial electrical services including installa

• G Gentry Services (E.A.) Ltd Lowestoft · Electrical

  Gentry Services EA Ltd is a family-run business in Beccles, East Anglia, specializing in electrical, plumbing, security, and fire alarm services since

• D Dulwich Design and Build East Dulwich · Design & build

  Dulwich Design & Build specialises in bespoke residential refurbishments and renovations throughout South and Central London, delivering dream spaces

• S Ssp Builders Ltd Birmingham · Main contractor · 1-9 employees

  Specialising in new builds and full home renovations across the West Midlands. Over 20 years experience delivering quality projects in and around Birm