Heating & ventilation contractors in London

1958 heating & ventilation contractors across London.

• C Claremore (Mechanical Services) Ltd London · Heating & ventilation · 10-49 employees

  Claremore offers comprehensive heating, air conditioning, plumbing, ventilation, drainage, lighting, and electrical services, focusing on cost-saving

• C Clc Facilities Ltd Loughton · M&E contracting

  CLC Facilities provides Total Engineering Solutions across the UK, focusing on mechanical and electrical engineering, building management systems, ref

• C Clean Deal Boiler Services Bromley · Heating & ventilation

  Clean Deal Boiler Services offers expert plumbing, heating, and boiler services for homeowners and landlords across Orpington, Bromley, and Kent. Spec

• C Clean Filtration Ltd London · Heating & ventilation

  Clean Filtration Ltd provides expert duct cleaning, air handling unit maintenance, grease and extraction cleaning, fire damper testing and filtration

• C Cleaners2Match Bromley · Plumbing · 1-9 employees

  Premium cleaning services in Bromley by Cleaners2Match. Deep, end-of-tenancy & carpet cleaning with professional tools, insured & trusted teams.

• C Clever Solar Limited London · Solar PV

  Clever Solar Limited offers efficient solar and heat pump systems in the UK, providing sustainable energy options for homes.

• C Click Service Team Ltd Ashford · Air conditioning · 1-9 employees

  Call now for home air conditioning from Click Service Team and get prompt heating and plumbing support, plus emergency callouts and boiler services.

• C Clifton Property Services Ltd London · Heating & ventilation · 1-9 employees

  Local, family-run heating and plumbing business in London with over 35 years of experience. We pride ourselves on excellent customer service and Gas S

• C Climate Air Enfield · Air conditioning · 1-9 employees

  Climate Air UK offers expert air conditioning installation, repair, and maintenance services in North London and surrounding areas. With over 40 years

• C Climate Flow Ltd London · Heating & ventilation

  Climate Flow Limited offers expert installation, repair, and maintenance for central heating, air conditioning, and commercial refrigeration systems a

• C Climate Force Ltd Potters Bar · Solar PV

  Climate Force offers expert solar PV and battery storage installation services in Hertfordshire and North London. MCS approved installers with over 15

• C CLIMATE INNOVATIONS LTD London · Heating & ventilation

  Professional air source heat pump installation across Greater London. Get up to £7,500 government grant, 7-year warranty, and savings of up to 50% on

• C Climate Pro Solutions Gravesend · Plumbing · 1-9 employees

  Kent's trusted experts in reliable, high-quality plumbing and heating solutions. From emergency repairs to complete installations, our skilled, certif

• C Climatrix Ltd London · Air conditioning · 1-9 employees

  Climatrix LTD is a leading air conditioning company specializing in the repair, maintenance, and installation of air conditioners, refrigeration syste

• C CNB Gas & Plumbing Services Dartford · Heating & ventilation · 1-9 employees

  CNB Gas & Plumbing Services Ltd offers expert heating and plumbing services, including boiler installation, maintenance, repairs, underfloor heating,

• C Cold Rooms Direct London · M&E contracting

  Cold room installation across the UK from £6,000. Walk-in chillers, freezer rooms & bespoke cold storage. F-Gas certified engineers. Free site survey

• C Colosseum Property Services Ltd London · Bathroom fitting · 1-9 employees

  Bathroom and Boiler Installation services in London. We offer expert plumbing, heating, and boiler services with a personal touch, quality, and care.

• C Colson Bathrooms Ltd Croydon · Plumbing

  Colson Bathrooms Ltd is a plumbing company based in Croydon, registered at Companies House in 2026.

• C Combicure Ltd Gravesend · Heating & ventilation · 1-9 employees

  Dedicated, expert Rational oven service and repair for the Kent area. Fully authorised Rational Service Partner.

• C Combined Heat and Power Orpington · Heating & ventilation · 1-9 employees

  Combined Heat & Power offers boiler repairs, maintenance, and installation for residential and commercial customers in Orpington and surrounding areas

• C Combit Construction London · Design & build · 1-9 employees

  Combit Construction is a premier Design and Build company specialising in high-end residential renovations, extensions, loft conversions and bespoke n

• C Comfort Aircon Ltd Enfield · Air conditioning · 1-9 employees

  Comfort Aircon Ltd specializes in the installation of air conditioning systems and heat pumps, offering high-quality services, technical support, and

• C Comfort Climate Services Ltd Southhall · Air conditioning

  Professional F-Gas certified air conditioning and refrigeration engineering services in West London. Installation, servicing, repairs, and compliance.

• C Comfy-Heat Ltd Northolt · Plumbing · 1-9 employees

  Comfy-Heat offers expert plumbing and heating services, including boiler installation, repairs, and underfloor heating. They also provide building and

• C Command Gas And Heating Belvedere · Heating & ventilation

  Trusted Gas & Heating Engineer based in Belvedere, serving London, Kent & Essex. Offering boiler installation, servicing, gas safety checks, and emerg

• C COMMERCIAL GAS SAFETY CERTIFICATES LTD London · Heating & ventilation

  Commercial gas safety certificates in London. We provide a range of gas safety certificates including CP17, CP42, and CP44 for various commercial appl

• C Compass Engineering Services Ltd Esher · Heating & ventilation

  Gas Safe registered engineers specialising in Gas purges, pipework installation & tightness testing across London & Surrey. We deliver MEP design serv

• C Complete Boiler Solutions Ltd Hornchurch · Heating & ventilation

  Complete Boiler Solutions Ltd offers domestic heating services in Essex, including boiler installations, annual safety checks, and system maintenance.

• C Compliance Energy Ltd Ilford · Insulation

  Compliance Energy Ltd offers energy efficiency services including loft and cavity wall insulation, boiler replacement grants, and energy supplier swit

• C Conduct Construction Ltd London · Heating & ventilation · 1-9 employees

  Conduct Construction LTD is a family-run business established in 1999, specializing in heating, plumbing, gas, and refrigeration services in London. T

• C Coniston Fm Dartford · M&E contracting · 1-9 employees

  Nationwide facilities management services including planned preventative maintenance, reactive repairs, M&E systems, HVAC, and compliance support.

• C Connaught Plumbing and Heating Ltd London · Plumbing

  Connaught Plumbing and Heating Ltd offers expert plumbing and heating services with a focus on affordability, customer service, and expertise. With ov

• C Connect Automation Ltd West Wickham · Electrical · 1-9 employees

  Connect Automation provides expert smart home installation services across London, Kent, Surrey and Essex, designing and installing tailored systems f

• C Connect Gas Ltd Purley · Heating & ventilation · 1-9 employees

  Connect Gas Ltd is an established company with over 25 years of knowledge in the fireplace industry, offering installation, servicing, and repair serv

• C Constellations London Ltd Croydon · Plumbing

  Constellations London Ltd are well established London plumbers providing a full range of domestic plumbing, heating and gas services from Boiler Insta

• C Constrova Ltd London · Solar PV

  Specializing in solar energy, heating systems, and cavity wall construction to create eco-friendly, energy-efficient homes.

• C Construction And Letting Ltd London · Refurbishment · 10-49 employees

  Construction and Letting Limited is your total home renovation and construction solution provider. We bring your plans to reality, focusing on excelle

• C Construction And Letting Ltd London · Refurbishment · 10-49 employees

  Construction and Letting Limited is your total home renovation and construction solution provider. We bring your plans to reality, focusing on excelle

• C Construction Logistics Group Ltd London · Main contractor · 10-49 employees

  Construction Logistics Group provide a complete solution to ensure safe, sustainable and timely delivery for your construction project, all at a fixed

• C Constructive Capital Group Ilford · Refurbishment · 1-9 employees

  Constructive Capital Group (CCG) offers a comprehensive range of property services, from maintenance and refurbishment to new builds and specialized i

• C Constructya Ltd London · Bathroom fitting

  Constructya Ltd is a trusted building contractor in London, specialising in bathroom and kitchen installations, landscaping, painting, plumbing, and h

• C Continuity Audio Visual London · Electrical · 1-9 employees

  Continuity Audio Visual provides digital, audio, and visual solutions for corporate, retail, and residential clients, focusing on bespoke, reliable te

• C Contract Energy Management Ltd Brentford · Heating & ventilation · 10-49 employees

  Contract Energy Management (CEM) Limited is a leading M&E services provider in London, specialising in energy efficiency and low carbon projects. Esta

• C Cool 365 Ltd Wilmington · Air conditioning · 10-49 employees

  Cool 365 Ltd offers expert air conditioning installation, repair, and maintenance services for domestic and commercial clients. F Gas certified with o

• C Cool Heating Ltd Croydon · Air conditioning

  Cool Heating offers expert air conditioning, heating, and ventilation solutions across London. From installation to maintenance, trust 20+ years of ex

• C Cool Runnings Ltd Kingston Upon Thames · Heating & ventilation · 1-9 employees

  Cool Runnings Ltd provides expert ventilation solutions, specialising in MVHR and MEV systems for residential and commercial properties. We ensure hea

• C Cool Sky Air Conditioning Ltd Borehamwood · Air conditioning · 1-9 employees

  Air conditioning & air source heat pumps across Hertfordshire & London - Borehamwood, Watford, Edgeware, Barnet, Potters Bar & St Albans.

• C Cool Synergy Ltd Fetcham · Heating & ventilation · 1-9 employees

  Cool Synergy Ltd provides Technical Commissioning Labour resources and Technical Support to the Commercial HEVAC sector. Specialises in R744 (Co2) ref

• C CoolHeat Experts London · Heating & ventilation

  CoolHeat Experts Ltd provides expert air conditioning and heat pump installation, servicing, and repair for residential and commercial clients across

• C Cooling Control Ltd Hayes · Air conditioning · 1-9 employees

  Cooling Control LTD specialises in air conditioning and mechanical ventilation services in London. Offering expert installation, repair, and maintenan