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Business Details
50+ Years
experience
Trusted Commercial Boiler & Heat Pump Solutions in the South East
Cowley Group is a family-owned business with over 80 years of expertise in supplying, installing, and commissioning commercial boilers and associated systems. Established in 1936, we serve clients across Surrey, Sussex, Kent, and London, delivering tailored heating solutions for schools, hospitals, churches, local authorities, and commercial enterprises. Our fully qualified engineers and dedicated support team prioritise quality, reliability, and client satisfaction, offering comprehensive services from initial design and selection to installation, commissioning, and ongoing maintenance. We adhere to strict project management standards, ensuring projects are completed on time and within budget while maintaining a strong focus on health, safety, and environmental responsibility.

Our commitment to continuous improvement and partnerships with leading manufacturers ensures access to cutting-edge technology and extended warranties. With a reputation built on trust and repeat business, we provide cost-effective solutions, zero-downtime options, and environmentally conscious practices, including skip-free waste disposal. Our mission is to deliver high-quality, compliant heating systems that enhance efficiency, reduce carbon footprints, and ensure long-term operational reliability for our clients.
Services
Commercial Boiler Installation Heat Pump Solutions Planned Maintenance Emergency Repairs System Commissioning
Details
  • Year established: 1936
Highlights and features
  • We offer over 80 years of specialised experience in commercial heating solutions.
  • Our team provides comprehensive project management from design to maintenance.
  • DBS-certified engineers ensure safety and compliance with industry standards.
  • Zero-downtime solutions minimise disruption during boiler replacements.
  • Environmentally responsible practices, including skip-free waste disposal.
What people say
Trusted their knowledge Competitive pricing Friendly and professional Zero downtime options Environmentally responsible
Services
Commercial Boiler Installation
We design and install commercial boiler systems tailored to client needs, ensuring compliance with safety and efficiency standards. Our solutions cater to schools, hospitals, and businesses, using leading manufacturers' equipment. With over 80 years of expertise, we deliver reliable heating systems that reduce operational costs and carbon footprints.
Heat Pump Solutions
Our air source heat pump installations provide sustainable heating for commercial properties, aligning with UK net-zero targets. We offer hybrid systems combining heat pumps with gas boilers for optimal efficiency. Expert design ensures compatibility with underfloor heating and radiator systems, reducing long-term energy costs.
Planned Maintenance
Regular maintenance agreements keep commercial boilers and heat pumps operating at peak efficiency. Our engineers perform comprehensive checks, including flue gas analysis and component inspections, to ensure compliance and prevent breakdowns. This extends equipment lifespan and maintains safety certifications.
System Commissioning
We commission newly installed boilers and heat pumps, verifying performance and safety standards. This includes gas safety checks, refrigerant leak tests, and control system calibration. Our services apply to both Cowley-installed systems and third-party installations, ensuring optimal functionality.
Emergency Repairs
While not a 24/7 service, we prioritise urgent boiler and heat pump repairs during operating hours. Our team addresses faults in gas, electrical, and refrigerant systems, minimising downtime for critical facilities like hospitals and schools.
Questions
What areas do you cover for boiler installations?
We serve Surrey, Sussex, Kent, and London, providing commercial boiler and heat pump solutions for schools, hospitals, and businesses.
Are your engineers certified?
Yes, our engineers are fully qualified and DBS-certified, ensuring compliance with safety and industry standards.
Do you offer maintenance contracts?
Yes, we provide planned maintenance agreements to keep systems efficient and compliant, including flue gas analysis and component checks.
Can you install hybrid heating systems?
Yes, we design hybrid systems combining heat pumps with gas boilers for optimal efficiency in colder conditions.
How do you handle boiler replacements?
We offer zero-downtime solutions and skip-free waste disposal, ensuring minimal disruption and environmental responsibility during replacements.
Reviews (3)
John Logan
Oct 06, 2019 Report
Very efficient service, adaptable and helpful fitting our new church boiler. They worked around our various lettings and we were very pleased with the workmanship. Highly recommended!
Steve Gazey
Jun 06, 2016 Report
We were very happy with the service we received and would recommend Cowley without hesitation. The engineer saved the day by diagnosing the problem, ordering the part and fixing our boiler, all within 24 hours. He was friendly, professional and knowledgeable. Thank you for making us warm again!
Iimillie Clause
Aug 19, 2014 Report
Fixed my boiler today less than 24 hours after I reported it not working AND just before the snowfall - THANK YOU so much, lovely to be warm and cosy again :-)