TrustMark accredited construction companies

1519 UK construction companies displaying TrustMark on their website.

• L Lavelec Electrical Services Ltd Darlington · Electrical

  Delivering expert solutions for a safe and secure workplace for all. Lavelec Electrical Services is a family-run business established in 2021.

• A ALPHA SOLAR LTD Uxbridge · Solar PV

  Premium solar, battery storage and air source heat pump installations across the UK, designed, installed and supported by certified specialists.

• S SmartWired Electrical Leeds · Electrical

  SmartWired Electrical, electricians in Leeds providing reliable, affordable electrical services for residential, commercial, and industrial clients. A

• G Green Link Energy Services Ltd Mitcham · Heating & ventilation

  Green Link Energy Services offers energy-efficient home upgrades, including insulation, heating systems, and access to ECO4 grants.

• H Harmer Services Ltd London · Plumbing

  Harmer Services Ltd is a professional plumbing, heating, electrical, and gas company covering London, Hertfordshire, and Essex. Specialising in boiler

• L LRF Roofing Services Leicester · Roofing

  LRF Roofing Services offers roofing contractors in Leicester. TrustMark-approved, with over a decade of experience, and comprehensive roofing solution

• S Snap Electrical Worcester · Electrical

  Snap Electrical are Worcester based Electricians serving domestic, commercial and industrial clients across Worcestershire and surrounding counties. N

• V VoltBest Dagenham · Electrical

  VoltBest Electrical Services: Fully Qualified Electricians in Essex, London & Kent. Professional, competitive, and reliable electrical services for do

• O Opal Energy Ltd Oldham · Insulation

  Opal Energy provides government-funded energy-efficient home improvements, making homes warmer and greener. Specialising in insulation and heating con

• V Valley Corp Ltd Radlett · Main contractor · 10-49 employees

  Valley Corp Construction delivers new build homes, considered extensions, and detailed renovations for clients who refuse to compromise on quality. Bu

• W Wright Renewables Worksop · Solar PV

  Wright Renewables - Solar Panel Installer, Air Source Heat Pumps Installer and Renewable Heating Experts. Based in Worksop, Nottinghamshire

• R Reeves Roofers Ltd Burgess Hill · Roofing · 1-9 employees

  Reeves Roofers Ltd is a professional and reliable roofing company offering a wide range of services including new roofs, roof repairs, flat roofs, and

• R Rt Solar Ltd Newport Pagnell · Solar PV

  Local accredited renewable energy installers in Milton Keynes. Solar panels, battery storage, EV chargers and heat pumps installed by RT Solar.

• K Kainoxe Heating & Electrics Ltd Coventry · Heating & ventilation

  Professional heating, plumbing and electrical services in the West Midlands. Gas Safe registered engineers providing boiler installations, emergency r

• P Perfect Choice Roofing Ltd Woking · Roofing

  Perfect Choice Roofing Ltd offers expert roofing services in Surrey & West Sussex, specializing in lead roofs, flat roofs, new roofs, repairs, and UPV

• W West Coast Electrical & Renewables Blackpool · Electrical

  West Coast Electrical & Renewables serves Blackpool and the Fylde Coast with reliable electrical and solar solutions. Owned by Scott and Luke, we focu

• C Cs Properties (South East) Ltd Tonbridge · Main contractor · 1-9 employees

  CS Properties (South East) Ltd offers first-class building services including house extensions, new builds, and refurbishments across Kent and Surrey.

• E Eleventh Element Ltd London · Design & build

  Award-winning turn-key construction company specialising in architecture-driven prime residential builds and refurbishments in London & the South East

• C Cooper Building Services (Holmfirth) Ltd Huddersfield · Main contractor · 1-9 employees

  Cooper Building Services (Holmfirth) Ltd is a Holmfirth, West Yorkshire based building company offering a friendly and approachable specialist buildin

• G Glsr Solutions Ltd Newark · Solar PV

  GLSR Solutions offers expert solar PV, insulation, air conditioning, and home improvement services in Nottingham and the Midlands. Accredited and fami

• R Rz Eco Energy Ltd Oldham · Heating & ventilation · 1-9 employees

  RZ Eco Energy Ltd, Expert in energy-efficient heating, loft & cavity insulation, and boilers. Save energy and money with our trusted, eco-friendly sol

• D DX Electrical Bristol · Electrical

  NICEIC certified electricians serving Bristol and surrounding areas. Domestic, commercial and EV charger installations. Free no-obligation quote avail

• P Polaris Energy Solutions Ltd Brighouse · Electrical

  Polaris Energy Solutions Ltd are expert electrical engineers specialising in renewable energy solutions for residential & commercial properties. Exper

• P Prestige Contract Services (Midlands) Ltd Alfreton · Design & build · 1-9 employees

  Prestige Contract Services (Midlands) Ltd is a family-run building company in Shirland, Derbyshire, offering design and build, new builds, extensions,

• S Spectra Energy Group Wigan · Heating & ventilation

  Spectra Energy Group Ltd are specialists in the design, installation and F Gas compliant maintenance of commercial & domestic HVAC systems, electrical

• P Prime Fire Safety Ltd London · Fire protection

  Prime Fire Safety Ltd: trusted fire safety consultants and electrical service providers in Finsbury Park, London. Accredited experts in fire alarms, c

• J Jht Energy Services Ltd London · Heating & ventilation

  JHT Energy Services installs Air Source Heat Pumps with a £7,500 grant, plus private solar panels & air conditioning. TrustMark Certified.

• L Landlord Certs Ltd Ilford · Electrical

  Landlord Certs Ltd provides essential property certification services including EICRs, EPCs, Gas Safety Certificates, and PAT Testing to ensure landlo

• A AMB (Wales) Roofing Swansea · Roofing

  Anvil Roofing Limited specialises in flat and pitched roofing systems, including single ply, tiling, slating, and felt roofing. They also offer solar

• C Colder Volts Ltd Immingham · Solar PV

  Solar Panels, Battery Storage & EV Chargers Installations for Homeowners & Businesses in Lincolnshire, Yorkshire, Nottingham & Derbyshire. Get Your FR

• T The Insulation Team Stafford · Insulation

  Family-run insulation company specialising in Loft Insulation, Loft Boarding and Underfloor Insulation. Free quotes available UK-wide.

• L Let Electrical Solutions Ltd Chester · Electrical

  LET Electrical Solutions are fully qualified NIC EIC Certified Electricians working with Domestic and Commercial clients in Chester, Cheshire and surr

• C Cumbrian Renewables Carlisle · Solar PV

  Cumbrian Renewables is a Renewable Energy Company Installing Solar PV Systems in Carlisle & across Cumbria. Registered in July 2021, they offer compet

• E Elite Contractors Nw Ltd Manchester · Electrical

  Elite Contractors NW Ltd provide expert contractor services including Building, Repairs and Maintenance, Solar PV, Plumbing, CCTV and much more.

• E Elite Eco Installations Ltd Grays · Solar PV

  MCS-certified installers of heat pumps, solar PV, battery storage and EV chargers across Essex and the South East. Up to £9,000 grant, 0% finance.

• A Arnold Bateson Homes Ltd Tadcaster · Extensions

  Expert builders in Yorkshire specialising in extensions, renovations, new builds, and conversions. Quality craftsmanship and reliable service.

• T Two Moors Electrical & Property Services Ltd Tiverton · Electrical

  Two Moors Electrical & Property Services Ltd are approved electricians in Tiverton, Devon, offering a full range of domestic or commercial repairs and

• C Camberley Electrics Ltd Camberley · Electrical

  Camberley Electrics Ltd offers EV charger installation, solar panel solutions, and comprehensive electrical services across Surrey, Hampshire, and Ber

• V Viking Build Mcr Ltd Stockport · Main contractor · 1-9 employees

  Viking Build MCR is a construction company based in South Manchester. We renovate, extend and build domestic and small commercial projects to the high

• O OMES INSTALLATIONS Whitstable · Electrical

  OMES Installations Ltd is a reliable local electrician in Whitstable, offering expert electrical services to homes and businesses. Contact today.

• S Solar & Power Solutions Ltd Gainsborough · Solar PV

  Solar & Power Solutions Ltd delivers renewable energy solutions in Lincolnshire & Norfolk, including solar PV, battery storage, and other efficient sy

• K Kirkpatrick Developments Ltd Wotton-Under-Edge · Design & build

  Kirkpatrick Developments offers a full service from initial design to project realisation for renovations, extensions, and bespoke builds in Glouceste

• G Gap Project Ilford · Insulation

  Expert insulation, heating upgrades, boilers, heat pumps, solar PV and battery storage. Trusted UK installers, Gas Safe certified with up to 10-year w

• M Maywood Construction Ltd Heathfield · Main contractor · 1-9 employees

  Maywood Construction Ltd is a trusted building company and new home builder in Heathfield, East Sussex, offering a comprehensive range of services inc

• C C & J Electrical Services Ltd Hull · Electrical

  Hull based Electricians providing reliable and professional electrical services for the domestic and commercial sector. From minor to major work, EV c

• F Fuzed Electrical South Molton · Electrical

  Fuzed Electrical is a North Devon-based company providing domestic, industrial, and commercial electrical services, specializing in new builds, renova

• S Solaris Contracts Ltd Letchworth Garden City · Electrical

  Solaris Contracts Ltd are approved electricians in Letchworth, offering a full range of domestic or commercial repairs and installations.

• R Renew Energies Blackpool · Insulation

  Lower your energy bills with fully-funded home upgrades across Blackpool, Fleetwood, Southport, Preston & the North West. Renew Energies connects elig

• D Dlbec Ltd Kettering · Solar PV

  DLBEC LTD: POWERING THE FUTURE. Specialising in renewable energy solutions including solar PV, EV chargers, and heat pumps for domestic and commercial

• F Fairway Electrical (Bristol) Ltd Bristol · Electrical

  Reliable, trustworthy electrical services for homes across Bristol and surrounding areas. NAPIT Registered & Part P Approved. Fully Insured & Guarante