Heating & ventilation contractors in London

977 heating & ventilation contractors based in and around London.

• K Ksl Facilities Management Ltd London · Main contractor · 1-9 employees

  KSL Facilities Management offers a comprehensive range of services to meet your facility management needs. We are dedicated to providing high-quality

• K Kv Heating & Plumbing Ltd London · Heating & ventilation

  Trusted heating and plumbing experts in London, providing energy-efficient solutions, system maintenance, and installation services for residential an

• K Kyra Group Ltd London · Electrical

  KYRA GROUP LIMITED is a company registered in London, UK. The company's website is kyraenergy.co.uk.

• L La Yaanat Projects & Recruitment Ltd London · Main contractor

  LA YAANAT PROJECTS & RECRUITMENT LTD provides building completion, industrial cleaning, and business support services with reliability and professiona

• L Labourtek Ltd London · Groundworks

  Labourtek Ltd provides skilled general labourers, loading gangs, and after-builders cleaning services. We pride ourselves on a professional, trained t

• L LANE FACILITIES LTD London · Refurbishment

  Lane Facilities offers property and maintenance services, from quick repairs to full refits. They provide skilled, DBS-checked professionals with a si

• L Lasting Ltd London · Plumbing

  LASTING LTD is a new construction company based in London, currently building its online presence. The company is preparing to launch its new website

• L LDN MAINTENANCE SERVICES London · Electrical

  LDN Maintenance Services: Your all-in-one property partner in East London. Accredited electricians, plumbers, and builders. Call for a free quote.

• L Legacy Renovation Group Ltd London · Refurbishment

  Legacy Renovation Group specializes in home improvement and renovation services in North London. With over 20 years of experience, they offer expert c

• L Leo Lynch Engineering Services (UK) Ltd London · M&E contracting

  Leo Lynch is a specialist mechanical, electrical and process engineering contractor with decades of experience delivering high-performing construction

• L Leonari Ltd London · M&E contracting

  Leonari provides expert Mechanical & Electrical services, from Shell and Core to Cat-A/B fit-outs, across diverse sectors including commercial, reside

• L Level A Ltd London · Main contractor

  Level A Construction is a reliable and affordable general building company with over a decade in the trade, working in London and surrounding areas. T

• L Level Five Db Ltd London · Design & build

  Level Five DB is a multidisciplinary enterprise, a one-stop design and build solution incorporating the entire process from architectural design, plan

• L Level Up Homes Ltd London · Extensions

  Bournemouth-based specialists in extensions, renovations and energy efficiency. Fixed written quotes, fully insured, guaranteed workmanship.

• L Lexicon Circle Ltd London · Refurbishment · 1-9 employees

  A multi-services company providing professional, high-standard, and sustainable building services. Established in 2013, Lexicon Circle focuses on clie

• L Lifestyle London Design & Build Ltd London · Design & build · 1-9 employees

  Lifestyle Design + Build is a family-run business established in 1993, specialising in bespoke German & British Kitchens, extensions, loft conversions

• L Lime London · Solar PV

  Powering Homes and Businesses with clean renewable energy built around your needs. Making the move to renewable energy simpler and smarter.

• L Llc Group Ltd London · Drylining · 1-9 employees

  We 're industry leaders, bringing a higher standard of quality to the construction industry. Some call us boundary- pushers. We call ourselves your pa

• L Llc Group Ltd London · Drylining · 1-9 employees

  We 're industry leaders, bringing a higher standard of quality to the construction industry. Some call us boundary- pushers. We call ourselves your pa

• L Lm Electrical Installations Ltd London · Electrical

  LM Electrical Installations provides comprehensive electrical solutions for residential, commercial, and industrial clients, offering design, installa

• L LMG London · Electrical

  LMG provides a comprehensive, full-service proposition as a building technology (PropTech) partner, ensuring global project delivery, management, and

• L Lofty Link LTD London · Fit-out & interiors

  LoftyLink Ltd offers HR management, childcare, supported accommodation, and interior decoration services. They connect clients with qualified professi

• L London Ac Ltd London · Air conditioning · 10-49 employees

  London AC Ltd specialises in the installation and maintenance of Air Conditioning and Ductwork Services, providing Blue Chip installations and repairs

• L London Concept Developments Ltd London · Main contractor

  A leading London construction company delivering projects of every scale, from small refurbishments to multi-million-pound new builds, across London a

• L London Concept Services Ltd London · Electrical

  London Concept Services Ltd is a electrical company based in London, registered at Companies House in 2024.

• L LONDON DOMESTIC MAINTENANCE LTD London · Plumbing

  Trusted domestic maintenance services in London. Plumbing, gas, electrical, and property repairs. Fully insured, professional, and responsive.

• L London Efficiency Ltd London · Plumbing · 10-49 employees

  London Efficiency offers expert plumbing, heating, and gas services with 30 years of experience. We provide reliable, high-quality solutions for homeo

• L London Emergency Plumbing & Drainage Ltd London · Plumbing

  London Emergency Plumbing & Drainage Ltd is a plumbing company based in London, registered at Companies House in 2025.

• L London Flows Ltd London · Drainage

  London Flows provides trusted drainage, plumbing, heating and gas services for homeowners, landlords, businesses & local authorities across London.

• L London Gas Inspections Ltd London · Heating & ventilation

  London Gas Inspections Ltd (LGI) specialises in Gas Safety Inspections and Boiler Servicing across London. Offering professional, reliable services fo

• L London Gas Services Ltd London · Plumbing

  London Gas Services Ltd is a plumbing company based in London, registered at Companies House in 2024.

• L London Heating Solutions London · Heating & ventilation

  London Heating Solutions offers expert boiler installation, repair, and servicing by Gas Safe registered engineers. We are Worcester Accredited Instal

• L London Plumbers Group Ltd London · Plumbing

  London Plumbers Group Ltd is a company based in London, W5 5HT. The company was incorporated on January 30, 2026.

• L London Water Filter London · Plumbing

  Expert water filtration systems for London homes, RO, whole house & softeners. Waterdrop authorized dealer. Water test & quote, same-week install.

• L London'S Electrical Services Ltd London · Electrical · 1-9 employees

  Experienced electrical contracting company covering Greater London. Services include EICR, EPC, heating, boiler installation/repair, landlord gas safe

• L LORD BASE LIMITED London · Refurbishment

  London home renovation specialists for loft conversions, extensions, kitchens, bathrooms and full refurbishments. Call 07771 177678 for a free quote.

• L Love Automation Ltd London · Electrical

  Love Automation offers bespoke home automation and smart living solutions, including intelligent lighting, home cinemas, and integrated climate and bu

• L LOW CARBON LONDON LTD London · Solar PV

  Low Carbon London Ltd installs air source heat pumps from £10,000, handling the £7,500 Boiler Upgrade Scheme grant. Samsung specialists with a 7-year

• L Lowes Heating Company Ltd London · Heating & ventilation

  Lowes Heating Co Ltd. is a family-run business, we take pride in keeping homes warm and comfortable.

• L LSR Services Group London · Refurbishment

  LSR Services Group offers fully managed property maintenance for letting agents and property managers, coordinating repairs and tenant communication w

• L LURA CONSTRUCTIONS LTD London · Refurbishment · 10-49 employees

  Lura Construction offers a comprehensive range of services from repairs and refurbishment to large-scale retrofit works, focusing on building better c

• L LUX TEQ London · Security systems

  LUX TEQ LTD: Smart Home specialists in Audio Visual, Control 4, Lutron, CCTV, Networks, Intercom, Intelligent lighting, and WiFi. Elevating living env

• L LW Pipe Solutions LTD London · Heating & ventilation · 1-9 employees

  LW Pipe Solutions LTD offers sustainable energy-efficient solutions, integrating green technologies into plumbing. Specialising in heat pumps, boilers

• L Lyons Heating and Plumbing Solutions London · Plumbing

  Gas Safe registered plumbers and heating engineers based in North London. Honest work, real people, and a service built on trust. Call Lyons Heating t

• M M Maintenance Ltd London · Refurbishment · 1-9 employees

  Z&M Maintenance LTD is a leading construction company dedicated to delivering exceptional construction services. We specialize in a wide range of cons

• M M.W.Heating Solutions Ltd London · Heating & ventilation

  Reliable boiler installation, servicing and repairs with certified gas safety certificates in South London. Trusted heating contractor since establish

• M M&E Heating and Property Services London · Heating & ventilation

  M&E Heating and Property Services offers a wide range of property maintenance services including pre-purchase surveys, refurbishments, ongoing repairs

• M M&E Services London · Heating & ventilation

  M&E Services (Lincs) Ltd offers expert plumbing, heating, gas, and electrical services across Lincolnshire and Cambridgeshire, including heat pump sol

• M M&E Services Ltd London · M&E contracting

  Re-Gen M&E Services provides Mechanical and Electrical solutions across London and the South East with over 20 years of industry expertise.

• M M25 Gas Safety Engineers Ltd London · Heating & ventilation

  M25 Gas Safety Engineers Ltd offers commercial and domestic gas safety certificates, boiler servicing, installation, and repair. Covering all London a