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20 Years
experience
Emergency
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Expert HVAC Contractors in Clapham, London
JCH London, established in 2006 by Jack Churchland, specialises in commercial and domestic gas engineering, boiler installations, and renewable energy solutions. Our team of Gas Safe and Corgi-registered engineers combines traditional values with modern technology to deliver high-quality heating, ventilation, and green energy systems across London. With accreditations from MCS, B&ES (HVCA), and Trustmark, we prioritise customer care, energy efficiency, and innovative solutions.

Our 100+ years of combined experience ensures tailored services for offices, restaurants, residential properties, and educational establishments. We operate from a showroom in Clapham, offering transparent pricing, 24/7 emergency support, and a 5-year guarantee on boiler replacements. Our commitment to sustainability and technical expertise has earned us recognition from industry associations and long-term client trust.
Services
Commercial Boiler Installations Commercial Gas Servicing Solar Thermal Heat Pumps Building Energy Management
Details
  • Year established: 2006
Highlights and features
  • Over 100 years of combined experience in gas and heating engineering
  • MCS-certified renewable energy installations
  • 24/7 emergency boiler repair services
  • Personalised solutions for commercial and domestic clients
  • Commitment to energy efficiency and sustainability
Associations and certifications
  • MCS
  • B&ES (HVCA)
  • Trustmark
What people say
Prompt solutions Professional workmanship Knowledgeable engineers Cost-effective repairs Excellent customer service
Services
Commercial Boiler Installations
We design and install high-efficiency commercial boilers for offices, restaurants, and industrial premises. Our engineers ensure minimal downtime and compliance with safety standards. Clients benefit from tailored systems that reduce energy bills and enhance operational reliability.
Commercial Gas Servicing
Regular servicing of commercial gas systems prevents breakdowns and ensures regulatory compliance. Our engineers perform thorough inspections, diagnostics, and repairs. Businesses gain peace of mind with 24/7 support and certified safety checks.
Solar Thermal
MCS-certified solar thermal installations provide hot water solutions for homes and businesses. We integrate systems with existing heating for maximum efficiency. Customers reduce energy costs and carbon footprints with government-incentivised technology.
Heat Pumps
We supply and install air-source and ground-source heat pumps for sustainable heating. Systems are tailored to property size and usage patterns. Clients benefit from lower bills and eligibility for Renewable Heat Incentive payments.
Building Energy Management
Our BEMS solutions optimise heating, ventilation, and energy use in commercial properties. Real-time monitoring and smart controls enhance efficiency. Businesses achieve cost savings and meet sustainability targets with customised automation.
People
Jack Churchland
Founder & Director
Jack founded JCH London in 2006 with a vision to combine technical excellence and customer care. His expertise in gas engineering and renewable technologies drives the company's innovation and commitment to sustainable solutions.
Questions
What services does JCH London offer?
We provide commercial and domestic boiler installations, gas servicing, renewable energy systems (solar, heat pumps), and emergency repairs across London.
Are your engineers certified?
Yes, our team holds Gas Safe, Corgi, MCS, and Trustmark accreditations for heating and renewable energy work.
Do you offer emergency services?
Yes, we provide 24/7 emergency boiler and gas repairs with a freephone helpline.
What areas do you cover?
We operate throughout London and surrounding areas, with a showroom in Clapham.
How much do your services cost?
Domestic rates start at £120/hour, commercial at £150/hour. Quotes are provided before work begins.
Do you install renewable energy systems?
Yes, we are MCS-certified for solar thermal, heat pumps, and combined heat and power systems.