Heating & ventilation main contractors in the UK

2081 UK main contractors offering heating & ventilation work.

• N NMSI Poole · Design & build

  NMS Infrastructure is a leading EPCF Developer specialising in transformational infrastructure projects in Sub-Saharan Africa, delivering sustainable

• N Nneon Ltd London · Electrical · 1-9 employees

  NNEON LTD offers comprehensive property services for domestic and commercial projects, specializing in electrical, heating, plumbing, and fire safety

• N Noble Civil Engineering Ltd Ferndale · Civil engineering

  Noble Civil Engineering is a civil engineering company in South Wales providing specialist building contractor and project management services and con

• N Noble Design & Build Ltd London · Design & build · 1-9 employees

  Noble Design & Build LTD turns visions into reality with precision and dedication. Combining innovative techniques with expert craftsmanship, we deliv

• N Noel's Property Services Ltd Staines Upon Thames · Heating & ventilation

  For Gas, Heating, Electrical & Plumbing Services contact Noel's Property Services. Experts in property maintenance, boiler repairs, emergency plumbing

• N Nordic Room Ltd West Byfleet · Timber frame · 1-9 employees

  Specialists in made to measure timber garden rooms, home offices, home gyms, garden studios & granny annexes across the Surrey area.

• N North Build Ltd Penrith · Main contractor · 10-49 employees

  North Build Ltd is a trusted building, screeding and underfloor heating company in Penrith, offering expert renovations, screeding solutions and more.

• N North Edge Roofing Ltd Ashington · Roofing

  North Edge Roofing offers professional roofing and property maintenance services in Cramlington and Ashington. Specialising in new roofs, repairs, fla

• N North Edge Roofing Ltd Ashington · Roofing

  North Edge Roofing offers professional roofing and property maintenance services in Cramlington and Ashington. Specialising in new roofs, repairs, fla

• N North Oxford Developments Ltd Kidlington · Refurbishment · 1-9 employees

  North Oxford Developments offers comprehensive building and renovation services in Oxfordshire, covering everything from extensions and refurbishments

• N Northumbria Healthcare Facilities Management Ltd Newcastle Upon Tyne · Main contractor · 1-9 employees

  Northumbria Healthcare Facilities Management (NHFM) is a wholly-owned subsidiary of Northumbria Healthcare NHS Foundation Trust, established in 2012.

• N Nova Facilities Group Ltd London · Main contractor

  Nova Facilities Group Ltd offers property management, refurbishment, and construction services. With over a decade of experience, they specialize in s

• N Novate Solutions Leicester · Refurbishment

  Novate Solutions Limited is a UK nationwide property repair and damage mitigation company for domestic and commercial properties, managing claims for

• N NOVON GROUP Caterham · Plumbing

  Home & Commercial services for plumbing, heating, electrical & drainage. Gas Safe registered engineers, free quotes, no call-out fees.

• N Novus Property Solutions Ltd Stoke-On-Trent · Refurbishment

  Novus Property Solutions is a leading specialist in property maintenance, refurbishment and retrofit. We deliver expert maintenance, asset management,

• N Nr Prime Projects Ltd Rochdale · Extensions

  Trusted local builders in Rochdale & Greater Manchester. Extensions, loft conversions, roofing, bathrooms & kitchens. Free quotes, fully insured, 5-st

• N Nrc Services Ltd Sheffield · Refurbishment · 50-249 employees

  NRC Services is a family-run construction and refurbishment contractor offering comprehensive cleaning, painting, mechanical, electrical, and building

• N NUGENT Co Tyrone · M&E contracting

  NUGENT is a leading Mechanical & Electrical services provider with reach across Great Britain, Northern Ireland and The Republic of Ireland.

• N Numillion Ltd Basingstoke · Refurbishment

  Numillion is a modern construction company specializing in renovations and conversions. We understand that every project is unique and we work closely

• N Nursted Builders Ltd Hampshire · Refurbishment · 1-9 employees

  Nursted Builders Ltd is a local building company based in Petersfield, Hampshire, established in 1971. They offer a wide range of building and renovat

• N Nurvgroup London · Design & build

  Nurvgroup specialises in commercial new builds and bespoke business interiors in Central and Greater London, transforming residential spaces with inno

• O O & K Property Works Ltd London · Design & build · 1-9 employees

  London design & build specialists since 2007. Extensions, lofts, renovations, new builds, plus MCS-certified heat pumps and solar PV. Fixed quotes.

• O Oadby Builders Leicester Ltd Leicester · Design & build · 1-9 employees

  Oadby Builders offers expert building & renovation services. With 30 years of experience, contact us for a free quote today!

• O Oak Leaf Building Projects Ltd London · Refurbishment · 1-9 employees

  Oak Leaf Building Projects delivers high-end residential refurbishment, structural works and extensions across London, scoped in writing and priced li

• O Oakes Energy Houghton Le Spring · Heating & ventilation

  Oakes Energy Services provides HVAC, renewable technology, and electrical solutions for commercial customers, helping businesses decarbonise and reduc

• O Oakray Ltd Enfield · Heating & ventilation

  Oakray are property performance specialists providing building support since 1979. This family-owned business is a contractor of choice for compliancy

• O Oaktree Living Stockton On Tees · House builder · 10-49 employees

  Oaktree Living delivers new build affordable housing developments for social housing providers across the North East, partnership, land-led and tender

• O Oakwood Collective Stowmarket · Main contractor

  Oakwood Collective are Suffolk principle contractors delivering bespoke house extensions, renovations, new builds, kitchens, bathrooms & commercial bu

• O Oakwood Construction (UK) Ltd Main contractor · 1-9 employees

  Oakwood Construction (UK) provides expert building and structural engineering services to Greater London. With over 27 years of experience, we handle

• O Oakwood Construction Services Ltd Maidstone · Refurbishment · 10-49 employees

  Reliable reactive and planned maintenance across Kent, London and the South East. 24/7 support, fast response, and expert building maintenance solutio

• O Ocean Builders Ltd Birmingham · Extensions · 1-9 employees

  Ocean Builders offers a comprehensive range of building services, specializing in extensions, new builds, roofing, and refurbishments. We also provide

• O ODM Services Gravesend · Heating & ventilation · 10-49 employees

  Award winning company delivering commercial heating, plumbing and mechanical projects across London and the South East.

• O Offthebreeze Ltd Northampton · Design & build · 1-9 employees

  Specialists in designing and building high-performance veterinary clinics, hospitals, and laboratories across the UK.

• O Ogival Ltd London · Refurbishment

  Ogival offers professional property modifications and alterations, including refurbishments, basements, extensions, and loft conversions. With a desig

• O Oldham Bros Ltd. Liverpool · Demolition · 1-9 employees

  Oldham Bros Ltd are trusted demolition contractors in Merseyside with over 75 years' experience. Specialists in demolition, site clearance, recycling,

• O Oliver’S Services Ltd Pontypridd · Plumbing

  Oliver's Services offers tailored commercial plumbing, heating, renewables & sprinkler systems. Contact us for reliable solutions today!

• O OLYMPUS BUILD LTD Dunstable · Main contractor · 1-9 employees

  Olympus Build Ltd offers new builds, extensions, and loft conversions with in-house architects and engineers. They cover Herts, Beds, Bucks, Northampt

• O Om Barker Builders Ltd Bagshot · Extensions

  OM Barker Builders Ltd is an experienced building company undertaking house extensions, garage conversions and more in Bagshot, Bracknell and the surr

• O Onkar Builders Slough · Main contractor

  Onkar Builders Ltd offers quality building, renovation, electrical, and heating/AC services across London and surrounding counties. Satisfaction guara

• O Ontime Contractors Ltd Nottingham · Main contractor · 1-9 employees

  Ontime Contractors Limited is a construction company operating across the UK, offering a wide range of services from new builds to renovations. They f

• O Onyx Solutions Ipswich · M&E contracting

  Onyx Solutions Ltd is a trusted provider of building and facilities services, delivering high-quality solutions across the region. Part of the EPPH Gr

• O Opal Construction (Nw) Ltd Manchester · Main contractor · 1-9 employees

  100% customer satisfaction in the Greater Manchester area. Specialising in building work including extensions, decking, groundwork, staircases, window

• O Opalux Group Ltd Gloucester · Electrical

  Opalux Group provides expert electrical, mechanical and construction services across Gloucestershire and The Cotswolds.

• O Optimal Interiors Maidstone · Refurbishment

  Optimal Interiors Limited offers professional home refurbishment services including kitchens, bathrooms, tiling, plastering, and underfloor heating ac

• O Optimal Property Maintenance London · Refurbishment · 1-9 employees

  Optimal Property Maintenance offers a comprehensive range of property maintenance services, including refurbishment, painting, roofing, electrical, an

• 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 Building Services Ltd Boldon · M&E contracting · 50-249 employees

  OPUS Building Services Ltd is a leading contractor of mechanical, electrical and building services across a wide range of sectors throughout the UK. F

• 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 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 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.