Heating & ventilation contractors working in residential

7937 UK heating & ventilation contractors working in the residential sector.

• O OPTIMAL RENEWABLES LIMITED Stirling · Heating & ventilation

  Expert heat pump installers in Central Scotland, specialising in air source and ground source heat pumps for homes and businesses. MCS-certified profe

• O Optimum Hvac Ltd St. Leonards-On-Sea · Heating & ventilation

  Plumbing, Heating & Cooling in East Sussex, from Optimum HVAC, backed by 120+ Google Reviews. Booked properly. Turned up on time.

• O Optimum Plumbing & Heating Ltd Peterborough · Plumbing

  Optimum Plumbing and Heating Ltd is a family-run business in Peterborough with over 20 years of experience, offering value for money services.

• O Optimus Facilities Ltd Liverpool · M&E contracting

  Optimus Facilities: Your Building Services & Engineering Partner. Specialising in mechanical & electrical systems design and installation across the N

• O Opus Plumbing And Heating Ltd Chesterfield · Plumbing

  OPUS Plumbing & Heating offers the highest quality plumbing and heating services through our specialist, reliable tradespeople and staff.

• O ORANGE LLAMA Cardiff · Design & build · 1-9 employees

  Orange Llama offers design and construction innovation in South Wales, specializing in smart technology integration for dream builds and renovations.

• O ORB MECHANICAL & ELECTRICAL LTD Bristol · M&E contracting

  Leading M&E contractors in Bristol. NICEIC accredited electrical installations, mechanical services, and M&E design for commercial and residential pro

• O Orbel Services Ltd Basingstoke · Heating & ventilation

  Orbel Services Ltd offers reliable and efficient heating and plumbing services in Basingstoke and Four Marks. Established in 1986, we pride ourselves

• O ORCA Gas Services N. Sunderland · Heating & ventilation

  Orca Gas Services N.E. is a Sunderland-based family company with over 20 years of experience in the gas industry, offering boiler, fire, and cooker se

• O ORCA Plumbing & Heating Ltd Crawley · Plumbing

  ORCA Plumbing & Heating offer domestic and commercial plumbing, heating, and gas services across Crawley, East Grinstead, Horley, and surrounding area

• O Ordon Ltd Dartford · Main contractor · 1-9 employees

  Ordon Ltd is a building contractor based in London, focused on providing high-quality service and customer satisfaction. They offer a range of service

• O Ore Valley Heating Ltd Lochgelly · Heating & ventilation

  Ore Valley Housing Association (OVHA) provides affordable housing and community support in Fife. They also operate subsidiaries for mid-market rent, c

• O Orestone Basingstoke · Fire protection · 10-49 employees

  Orestone - a safer, smarter future - A Highly Accredited Integrator of Fire, Evacuation, Assisted Living & Safety Systems.

• O Origin Electrical And Mechanical Services Ltd Ossett · Electrical

  Expert electrical and mechanical services for residential and commercial clients across the UK. Committed to quality, safety, and innovation.

• O Origin GPH Glasgow · Plumbing

  Origin GPH offers expert plumbing, heating, and boiler services in Glasgow and surrounding areas. Established in 2019, they provide reliable solutions

• O Origin Heating Ltd Addlestone · Heating & ventilation

  Local Gas Safe heating engineer covering Addlestone & Surrey. Boiler repairs, servicing, installations and landlord certificates. 21+ years' experienc

• O Original Heating Ltd Londonderry · Heating & ventilation

  Original Heating Limited specialises in biomass heating solutions for domestic, commercial, and agricultural sectors, offering a range of boilers and

• O Oriole Constructors Ltd. London · Refurbishment · 1-9 employees

  Oriole Constructors Ltd offers quality, time, and cost control in building and construction projects across Bracknell and West London.

• O Orion Air Conditioning & Refrigeration Ltd Kempston · Air conditioning

  UK distributor of air conditioning, heating, ventilation, fans, garage equipment, extraction and dehumidifier products. Offers installation, service a

• O Orion Building Engineering Services Ltd Hemel Hempstead · Heating & ventilation

  Orion Building Engineering Services offers a comprehensive range of building maintenance and engineering services, including heating, ventilation, ele

• O Orrell Heating & Plumbing Wigan · Plumbing · 1-9 employees

  Orrell Heating & Plumbing, Shevington, Wigan, are your local bathroom, plumbing, and heating specialists that cover all areas across the north-west.

• O Ortal Fireplaces Wokingham · Heating & ventilation

  Ortal Fireplaces offers modern, contemporary, and traditional fireplaces, creating a sophisticated atmosphere and a warm, prestigious, and comforting

• O Orton Group Halesowen · Electrical

  Leading UK Electrical, Mechanical and Maintenance Services provider, delivering high-quality service on time and on budget for complex projects.

• O Oscar Heat & Plumbing Ltd Stevenage · Plumbing

  Reliable gas installation and plumbing services, keeping homes warm and safe. Trust our experts to deliver top-notch solutions tailored to your needs.

• O Osflow Ltd Oswestry · Plumbing

  Osflow LTD is a Gas Safe registered plumbing, heating and gas engineering business serving Oswestry, Wrexham and surrounding areas. Offering boiler in

• O Osprey Electrical And Av Ltd Ashford · Electrical · 1-9 employees

  Osprey Electrical offers comprehensive domestic, commercial, and industrial electrical services, including design, installation, testing, CCTV, home t

• O Osprey Heating And Plumbing Ltd Dumbarton · Plumbing

  Need a reliable local engineer? Osprey Heating And Plumbing Ltd offers professional heating and plumbing services in Cardross, handling breakdowns, re

• O Otisbum Ltd Sunderland · Main contractor

  Otisbum Engineering & Construction Company Ltd offers high-quality building, renovation, maintenance, and engineering solutions for residential, comme

• O Otm UK Services Ltd London · Refurbishment · 1-9 employees

  OTM UK Services Limited offers reliable and professional cleaning solutions for homes and businesses across the UK. We focus on client safety, rigorou

• O Otpd Ltd Woodford Green · Plumbing

  24/7 Emergency plumbing and drainage services in Mayfair & Central London. Expert solutions for heating, boilers, and unblocking.

• O OTS Heating Services Durham · Heating & ventilation

  OTS Heating Services offers expert gas, heating, and plumbing services in Durham and the North East. We handle repairs, maintenance, and full installa

• O Our Mep Co. Ltd Fareham · M&E contracting

  Expert MEP design, installation & maintenance in Hampshire. Delivering quality, efficiency & energy-saving solutions for your building project. Get in

• O OVERTON BATHROOM CENTRE LIMITED Basingstoke · Bathroom fitting · 1-9 employees

  Overton Bathroom Centre Ltd is an independent bathroom retailer in the South of England, offering fully fitted or supply-only bathrooms. They work wit

• O Owain Pritchard Ltd Wrexham · Security systems

  Owain Pritchard is a multi-discipline business in Wrexham, North Wales, offering quality service and craftsmanship across domestic, commercial, and in

• O Owen & Palmer Ltd Bangor · Electrical

  Leading industrial electrical contractor servicing North & Mid Wales, managing installations, construction and facilities for complete solutions and a

• O OWEN GIBB AND SONS LTD Edinburgh · Heating & ventilation · 10-49 employees

  Owen Gibb & Sons Ltd is a specialist main contractor in Edinburgh, The Lothians & Fife, offering a wide range of trades and services for property reno

• O Ownz Maintenance Ltd Leicester · Refurbishment

  Tradespeople you can trust for high-quality property maintenance services. We focus on trust, competence, and integrity in every residential and comme

• O Owv Developments Ltd Camberley · Extensions

  NHBC registered building and development company in Camberley, Surrey, serving London and Home Counties. Specialising in extensions, new builds, renov

• O Ox Heating & Cooling Ltd Brackley · Air conditioning

  Air conditioning specialists covering Banbury, Bicester, Brackley and across Oxfordshire, Northamptonshire and Buckinghamshire. Installation, servicin

• O OX PROPERTY SERVICES LTD Brackley · Plumbing

  Plumbing, heating & boiler services in Oxfordshire & nearby areas. From repairs to installations, we offer reliable, professional service. Call us tod

• O Oxenton Builders Ltd Evesham · Main contractor

  Oxenton Builders is a traditional building contractor specialising in traditional and contemporary builds and renovations in Cheltenham, Evesham and T

• O Oxford Home Reno Oxford · Refurbishment

  Oxford Home Renovation offers expert home renovation, roofing, and renewable energy solutions. Specializing in sustainable and energy-efficient option

• O Oxford Stoves Ltd Carterton · Heating & ventilation

  Expert wood burning stove installer in Oxfordshire. We design, supply and install log burners, stoves and fireplaces. Free quote and survey.

• O OXHeat Limited Witney · Plumbing

  Affordable, Reliable and quality plumbing and heating services by OXHeat Limited. Get expert installations, repairs and boiler servicing in Witney, Ca

• O Oxland Construction Consulting Ltd Wimborne · Main contractor

  Oxland Construction Consulting Ltd offers expert construction consulting services including surveying, project snagging, 3D modelling, project managem

• O Oxon Electrical Services Ltd Bicester · Electrical

  Oxon Electrical Services Ltd is a professional and reliable electrical contractor and electrician providing domestic and commercial electrical service

• O Oxtech Facilities Ltd Oxford · Plumbing

  Oxtech Facilities Ltd provides expert plumbing, heating & gas services in Oxford & Oxfordshire. Boiler installs, repairs & bathrooms. Free quotes.

• O Oxyplumb Ltd Carterton · Heating & ventilation

  West Oxfordshire's top heating engineers. We provide premium boiler installation with 12-year guarantees & 0% finance. Get a free quote!

• O Ozone Buildworld Ltd London · Plumbing · 1-9 employees

  Ozonebuildworld Ltd offers premium property maintenance services across the UK, including plumbing, electrical, carpentry, and painting. Contact us fo

• P P & A Plumbing Heating and Mechanical Engineers Ltd Preston · Plumbing

  Domestic and commercial plumbing, heating, and gas services in Preston and the North West. Experienced professionals offering reliable and affordable