Harry Clarke Holdings Ltd

Harry Clarke Holdings Ltd is the holding company for all the Harry Clarke companies including HCS Mechanical Services, Clarke’s Environmental, Harry Clarke & Sons, HCS Building Services and Cotech Solutions.

Our Businesses
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Our Businesses

  • HCS Mechanical Services (England)

    Based in Northallerton, at HCS Mechanical Services we offer a wide range of plumbing, heating, electrical, waste water, sewage, air conditioning and catering equipment services. We serve the commercial, industrial and domestic sectors in England. HCS Mechanical is trusted to deliver high quality workmanship and excellent customer service.
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  • HCS Mechanical Services (Scotland)

    HCS Mechanical Services Scotland offer a wide range of plumbing, heating, air conditioning, electrical and mechanical services to the commercial, industrial and domestic sectors in Scotland. HCS Mechanical Scotland is recognised for delivering high quality workmanship and excellent customer service in a wide variety of areas. We are adept at dealing with new equipment installations, scheduled service and maintenance and reactive repair and maintenance, making sure we keep clients switched on.
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  • Clarke’s Environmental

    Clarke’s Environmental Ltd are a HSE fully licensed asbestos removal company who offer services to the private, public, commercial, industrial and marine sectors across the UK. Working closely with independent UKAS accredited analysts, we provide the complete package for all asbestos abatement and removal services. We operate from our head office in Northallerton, North Yorkshire, with a second office in Scotland and offer our services across the whole of the UK.
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  • Harry Clarke & Sons

    At Harry Clarke & Sons our highly trained experts offer a first class, personal & efficient service from installation through to the service and maintenance of all plumbing & heating work. We offer all our customers free expert advice on all aspects of plumbing and heating from boiler replacements, upgrades and installations ensuring that we maximise the efficiency of your heating system and reduce fuel wastage which will assist you in saving money and helping the environment.
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  • HCS Building Services

    HCS Building Services offer a wide range of building services including property repairs, refurbishments & renovations. As professional building contractors, we will ensure that all the work we conduct is arranged to the highest possible standards, ensuring superior results at a reasonable cost. We are able to provide building solutions to meet customers’ exact requirements and have considerable experience in building all types of business premises including offices, fast food outlets, doctors’ surgeries and industrial units. We also offer solutions to expand your existing business premises or renovate or refit your place of work.
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  • Cotech Solutions

    At Cotech Solutions our asbestos trained gas engineers, plumbers and electricians can quickly and safely restore heating, water and electrical supplies in asbestos-contaminated areas in England & Scotland.
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