Hamilton Air Conditioning has been supplying top quality air conditioning for over thirty years. They owe it all to their talented engineers! Without their knowledge, their passion and their attention to detail, they wouldn’t have been able to provide so many fantastic systems to their trusted clients over the years.

Health and Safety Executive (HSE) is the national independent watchdog for work-related health, safety and illness. Their mission is to prevent death, injury and ill health in Britain's workplaces. They are an independent regulator and act in the public interest to reduce work-related death and serious injury across Great Britain’s workplaces.

Heat Orkney has an experienced team who can assess, install and commission any size of heat pump or air conditioning equipment. We pride ourselves on a professional service where the customer satisfaction comes first. They offer a free quote to supply, or supply and install, any sized systems throughout the whole of Orkney- including outlying islands, Shetland and northern Scotland.

Heatforce has been supplying quality fireplaces, bathrooms, boilers and renewable energy solutions for over 35 years. They also provide heating installation, servicing & maintenance, fireplace installation & servicing, renewable energy installation, and bathroom installation & maintenance.

HEI was created to bring fresh ideas to the table of market companies & clients who want the very best in Electrical & Mechanical Engineering.

Heronhill are the official distributor for Panasonic and Marstair air conditioning and low temperature systems. To add to their portfolio of products, Heronhill are the main importers of Nordmann humidifiers and distribute Vapac's VapaVoid humidifier range and stock a full range of spares.

Hi-line Industries provides innovative design, manufacture, supply and installation of energy efficient compressed air purification equipment. It supplies a broad range of energy efficient compressed air equipment which includes air dryers, nitrogen and oxygen generators, compressed air filtration equipment, condensate management/drains and service kits.

HLA Services Ltd are specialists in Heating, Ventilation, Air Conditioning, Plumbing, Electrical and Water Hygiene Services. All key personnel at HLA Services Ltd have many years’ experience in these disciplines and employ only fully qualified staff that are capable of providing a full ‘turn key’ service.

Hobson & Porter is a family owned construction company with offices in Kingston Upon Hull and Lincoln, operating across Yorkshire and Lincolnshire regions, in the United Kingdom. They operate a Quality Management System which complies with the requirements of ISO 9001: 2015 for the construction of building works for both public and private clients incorporating new construction, renovation, refurbishment and minor works contracts.

Hubbard Products Ltd. is one of the United Kingdom's renowned designers, manufacturers and suppliers of commercial cooling equipment and has earned an enviable Global reputation for innovation and design-led excellence.

Hughes Ventilation Air Conditioning (HVAC) was formed by combining a wealth of experience from a group of professional engineers all experts in their field. HVAC specializes in onshore and offshore international projects and can offer a wide range of services, which comprises of Modular constructions, Heating, Ventilation, Air conditioning, Refrigeration and Acoustic/Thermal solutions.

HVAC Technical Solutions Ltd are a well established, Yorkshire based HVAC contractor serving the UK. They specialize in heating, air conditioning, ventilation and BMS systems. Their primary services include design, installation, maintenance and repair of mechanical and electrical building services. They also design, supply, install and maintain a wide range of Air Conditioning equipment to suit client specifications.

HVAC WHOLESALE LTD is a family-run business with over 17 years of industry experience covering Air Conditioning, Refrigeration, Heating, and Air Source. Using all the industry insight, they have built a team of customer-focused people who are here to offer the contractor community a wholesale choice like no other

iACS have made a name for themselves in the UK as Air Handling Control Experts - the software team work relentlessly in ensuring that the AHU control solution remains ahead of the curve while the in-house panel build team work to the highest standard in order to achieve quickest turnaround in the Industry.

IES is an innovative company at the forefront of the development and application of powerful software simulation tools and consulting services for architects, engineers, and others involved in the design, development, and management of truly sustainable buildings.

IFC Certification Ltd is a UKAS accredited and internationally recognized provider of high quality customer focused independent third party certification. IFC Certification Ltd is also a Notified Certification Body for certificating products for CE Marking under the Construction Products Directive.

At Impact Air Systems, they’re driven to lead the global air conveyance market by delivering smart, profitable solutions that separate waste, remove and collect trim, and control dust—with precision and performance users can count on.

As well as planned and reactive maintenance our team can support all your predictive maintenance modelling, large or small project works as well as managing legal and statutory compliance of your whole M&E, HVAC and Fire and life safety systems.

The Institute of Refrigeration provides a central resource for people from all over the world to improve the application of refrigeration and allied fields for the general good of society with particular emphasis on environment, efficiency, safety, and innovation.

INTOHEAT Ltd is a Mechanical & Electrical building services company based in Bristol and Exeter, operating nationally. Their efficient, personal and friendly service ensures every project is managed to the highest standards in terms of estimating, planning, design, installation and ongoing maintenance.

ISD has built and maintained its position as the foremost specialist in cold store construction. With a full range of design, installation, and manufacturing services, ISD Coldstores provides the complete solution for the installation of temperature-controlled envelopes at distribution centers for major UK supermarket chains and many other organizations.

J Williams Plumbing & Heating offer Plumbing, Heating and Energy Efficiency services and installations in both commercial and residential locations. From boiler repairs to gas safe installations, their services are both versatile and proven

JDE Ventilation Systems excels in cutting-edge ventilation systems, and state-of-the-art heat recovery solutions. They pride themselves not only on their innovative offerings but also on their commitment to customer satisfaction.

JLA’s products and services help to keep thousands of patients, residents, and customers safe, clean, and warm. They provide commercial heating equipment, commercial air conditioning, commercial fire safety solutions, infection control solutions, and Servicing & Maintenance.

JTL Systems is one of the UK's suppliers of temperature control, monitoring and refrigeration management services.

They are specialists in same-day temperature-controlled deliveries of all food products. They offer a same-day service for chilled, refrigerated, frozen, heated, and ambient deliveries and specialize in UK-wide food deliveries and sample deliveries.

KH Refrigeration is a family-orientated business with over 35 years of experience and knowledge in the sectors of Refrigeration & Air Conditioning.

Klima-Therm has earned a stellar reputation for supplying innovative and sustainable cooling, heating, air conditioning and air movement products supported by excellent technical back-up, installation, service and maintenance.

KoolMax Group is one of the prominent manufacturers in the United Kingdom within the commercial refrigeration sector and a distributor for the leading brands of Arneg Scancool and J & E Hall.

Established in 1979 Kooltech is one of the UK's distributors of Refrigeration and Air Conditioning products. Kooltech also supplies refrigeration units, refrigerants, air conditioning accessories & tools from numerous brands including Javac, Sauermann, Aspen, Kaimann, National & Pump House to name a few.