Flynn Refrigeration is the key provider of refrigeration, air conditioning and compressed air products, and they deliver these alongside a vast range of technical and remanufacturing services.

Forma London is a renowned contractor and services company that provides innovative solutions in engineering, contracting, HVAC equipment, construction, workspace extension and repairs.

The G&H Group is the complete mechanical and electrical public health (MEP) provider. They provide heating, ventilation and air conditioning; gas, electricity and renewable power supplies; water, drainage and plumbing; lighting; energy management systems; refrigeration; acoustics; and, communications, security and safety systems.

GAP Ice provides processing and recovery of domestic and commercial fridge and cooling units. GAP Ice is only one of three refrigeration processors in the UK to achieve WEEELABEX certificate for their refrigeration recycling plant for responsible recycling.

Gel-clear's innovative products reduce carbon emissions from the global HVACR industry, a big achievement for small northern town businesses.

Gelidus offers the design, sale, installation, repair and maintenance of a wide range of air conditioning and ventilation equipment to both commercial and residential sectors.

The team at Genius Energy Lab has been designing Ground Source Heat Pump systems for over 20 years and considers ourselves the best at what it does. It provides Ground Source Heat Pump System and Heat Network design advice, detailed design and training services to large commercial buildings, and large residential and social housing construction supply chains.

Global Optimism is a purpose driven enterprise focused on social and environmental change. Global Optimism exists to precipitate a transformation from pessimism to optimism as a method of creating social and environmental change.

GoodWe UK is a pioneering, clean energy solutions multinational enterprise. they are at the forefront of the global transition to a Smart Energy World, striving for a zero-carbon future and a clean and healthy global environment. GoodWe solar inverters have been used in residential and commercial rooftops, industrial and utility-scale systems and range from 0.7kW to 250kW.

Gray & Adams is the UK pioneer in the manufacture of specialist temperature-controlled and bespoke vehicles. Founded in 1957, they are a long-established, family-owned business with 750 employees, based out of a head office and main production facility in Fraserburgh, Aberdeenshire and have operational sites across the UK in Doncaster, Dunfermline and Newtownabbey.

Green Zone Surveys are the UK's accredited supplier of building and energy compliance services. Offering nationwide coverage and unrivaled in-house technical expertise, it works alongside businesses to ensure they achieve and remain compliant, become more efficient, and ultimately reduce their energy costs.

Greenmill Supply Company is one of the UK's pioneer wholesalers of Air Conditioning and Ventilation Install products. They provide Air Conditioning Supplies, Ventilation Supplies, Plumbing Supplies, Fixture and Fittings Supplies, and ZoomLock Braze-free Systems.

GROB-WERKE GmbH & Co. KG has been the pioneer in designing and building highly innovative production and automation systems for nearly 100 years.

GV Booth Plumbing & Heating provides high quality service and installation of HVAC systems in Loughborough region of Leicestershire, United Kingdom.

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.

HDR | Hurley Palmer Flatt Group is the UK’s leading independent multidisciplinary engineering consultancy, providing solutions for the built environment. HDR | Hurley Palmer Flatt Group is Headquartered in London, and comprises of: - HDR | Hurley Palmer Flatt - HDR | Andrew Reid - HDR | Bradbrook Consulting - HDR | Concentre Consulting

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.

Hitachi Rail is a fully integrated, global provider of rail solutions across rolling stock, signaling, operation, service & maintenance, digital technology and turnkey solutions.

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.

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 IT Services specialize in providing expert IT support, cyber security, telephone systems, and internet services tailored specifically for the HVAC industry. As the renowned IT support company for HVAC businesses, they are dedicated to helping customers grow through digital transformation to increase productivity, efficiency, and business performance.

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.

ID Crypt Global focuses on identity credentials and solutions for market infrastructure, corporations, and individuals. ID Crypt Global don't believe that there ever should be a single identity, but rather that all hold multiple identities, the important factor is security, authentication, verification, and privacy.

Ideal Heating is a British manufacturer of high-efficiency commercial and domestic heating solutions. With over a century of experience manufacturing boilers in the UK, including wall-hung, floor-standing, and modular boilers, they are uniquely qualified to meet the ever-changing needs of the UK marketplace.

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.

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.

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.

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