INEOS Group is a global manufacturer of petrochemicals, speciality chemicals and oil products. In recent years their scope of operations has diversified with the launch of INEOS Automotive and INEOS Hygienics, acquisition of iconic British brand Belstaff and an ever-expanding sports portfolio.

Inergy is engineering efficiency experts in the application, design, installation and commissioning of pioneering-edge evaporative cooling, heating, ventilation, and air conditioning (HVAC) systems.

Institute of Domestic Heating & Environmental Engineers is the pre-eminent professional body for the approved heating engineer. The prime objective of the IDHEE is to raise the standards of domestic heating installations through education, to which end IDHEE Education has developed the Domestic Heating Design Course, and continues to develop further courses to enhance the knowledge of installers in general and its members in particular.

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.

Intatec is the UK’s renowned manufacturer of anti-scald bathroom products and a major supplier to the heating and plumbing industries. Launched 12 years ago to make bathrooms safer, while remaining stylish and comfortable, Intatec’s anti-scald agenda and commitment to energy-efficient products has positioned it at the forefront of bathroom innovation.

Intertek is a quality solutions provider to industries worldwide. From auditing and inspection to testing, training, advisory, quality assurance, and certification, the company adds value to its customers by helping improve the quality and safety of its products, assets, and processes. Intertek caters to various industries including chemicals, retail, transportation, life safety and security, energy and commodities, energy, and more.

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

J & B Hopkins Limited is a privately owned Company incorporated in 1978 and has progressively grown and developed significantly over the last forty years to provide a full Mechanical and Electrical services design and installation to the building industry and direct to end users.

James Hargreaves Plumbing Supplies has a specialist Underfloor Heating team that can help with all the Underfloor Heating needs. From design and specification, supply and delivery of quality products through to technical customer support.

JCH London is in a prime position to be able to deliver an effective solution. Established in 2006, the company has a strong track record for providing high-quality commercial boiler servicing in London. They provide commercial boiler installations, commercial boiler repairs, commercial gas servicing, commercial gas certification, building energy management systems, and much more.

JD Cooling is an independent supplier of bespoke temperature control systems. They work with small fresh produce businesses’, convenience food manufacturers, aerospace component manufacturers and everyone in between. JD Cooling designs, installs, services and maintains specialist, state-of-the-art cooling systems throughout the UK.

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.

Jet Environmental is a market-leading supplier of HVAC systems. We design, manufacture, install and maintain heating, ventilation and cooling systems in industrial, warehouse and commercial buildings.

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.

Joule Consultants was formed in 2001 and incorporated in 2002. They are a privately owned Professional Building Services Design and Energy Management Consultancy based in Blackpool and Liverpool. They deliver HVAC inspection and commissioning services that can be used to commission HVAC systems, benchmark existing systems, and identify/ correct poorly performing systems.

JSA Services have specialized in providing first class commercial air conditioning services for over 40 years. Their services range from air conditioning to energy management in relation to providing a professional service on all types and size of chillers.

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

From the outset in 1998, JTR Refrigeration has been passionate about both interpretation of the client's needs and delivering solutions that work. Whilst most jobs involve insulated panels and temperature control systems thereafter every job becomes a bespoke solution for an individual process.

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.

Keston range includes both domestic and light commercial models each of which comes with complete twin flue capability offering a market-leading solution for awkward and problematic installations. The Keston range is made up of System, Combi, and Heat-only boilers.

KGM Refrigeration is an independent company, whose goal is to be the supplier of choice for users of industrial refrigeration equipment. From design through to installation, commissioning and follow on routine maintenance, we form a total partnership with our customers to provide a total solution throughout the life time of the refrigeration plant.

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

Established, experienced, and trusted provider for service, sales, and installation of air compressors and compressed air systems in South East England. It supports all compressed air system requirements whether compressor service, maintenance, repair, new or used air compressor and equipment sales, installation, pipework, and testing.

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.

Lee Jackson Air Conditioning Ltd. has been providing high quality, commercial air conditioning solutions for over 15 years. Based in Nottingham, they work with a range of businesses across the UK from boutique hotels and shops to expansive, multi-floor commercial office buildings.

Established in 2014, Leonari is a Mechanical & Electrical contractor working in London and the South East. They specialize in the commercial, residential, retail, data centers and educational sectors where our works include CAT-A, CAT-B installations as well as capital plant replacements.