AREA is the European organization of air-conditioning, refrigeration, and heat pump (RACHP) contractors. Established in 1988, AREA voices the interests of 26 national members from 22 European countries, representing more than 9,000 companies across Europe (mainly small to medium-sized enterprises), employing some 125,000 people and with an annual turnover approaching € 20 billion.

The Air Conditioning, Heating, and Refrigeration Institute (AHRI) is the trade association representing manufacturers of HVACR and water heating equipment, within the global HVACR industry. AHRI’s 315 member companies manufacture quality, efficient, and innovative residential and commercial air conditioning, space heating, water heating, and commercial refrigeration equipment and components for sale in North America and around the world.

American Gas Association, founded in 1918, represents more than 200 local energy companies that deliver clean natural gas throughout the United States of America (USA).

American Lung Association is the leading organization working to save lives by improving lung health and preventing lung disease through research, education and advocacy.

The Association of Home Appliance Manufacturers (AHAM) represents manufacturers of major, portable and floor care home appliances, and suppliers to the industry in the United States and Canada. Its mission is serving the home appliance industry while delivering value to consumers through leadership, education and advocacy.

ASTM International is one of the world's largest development and delivery systems for international consensus standards for materials, products, systems, and services.

Breakthrough Energy is dedicated to helping humanity avoid a climate disaster. Through investment vehicles, philanthropic programs, policy advocacy, and other activities, they’re committed to scaling the technologies they need to reach net-zero emissions by 2050.

California Energy Commission (CEC) is the primary energy policy and planning agency, committed to reducing energy costs and environmental impacts of energy use - such as greenhouse gas emissions - while ensuring a safe, resilient, and reliable supply of energy. Established in 1974, the Energy Commission has seven core responsibilities.

Founded in 1859, the Deutscher Verein des Gas- und Wasserfaches is the German association for gas and water with headquarters in Bonn. Its official English translation is the German Technical and Scientific Association for Gas and Water.

Since 1975, EDOS Manufacturers' Reps Inc. has represented only the finest manufacturers and marketing products available to the New York and New England plumbing and heating industry.

ESCO Institute provides HVACR educators and trainers with certifications, assessments, software, text books, reference guides, curriculum, training packages, and sustainable services.

Federal Association for Combined Heat and Power aims to increase the efficiency of energy conversion in order to conserve resources and reduce emissions that are harmful to the environment and the climate. The association strives for the broadest possible social alliance, which should also be reflected in the membership and the composition of the board.

The Federal Association of the German Heating Industry represents a good 90% of the heating industry turnover in Germany. The product range includes heating systems with outputs from 4 kW to 36 MW, burners, components for combustion technology, radiators, surface heating, surface cooling, ventilation systems, controls and exhaust systems.

The Federal Industrial Association for Technical Building Equipment e. V. (BTGA) is an association based in Bonn and, as an umbrella organization, unites building technology companies with their own engineering capacities in Germany. Technical building equipment or building technology is a sub-area of supply technology.

Federation of German Heating Industry owns 117 companies and 2 associated associations. Similar to the German engineering industry, the German heating industry is structured as a medium-sized company. The members of the BDH also include world market leaders with annual sales of between 2 and 3 billion euros. In 2020, the BDH member companies generated a total of 16.2 billion euros and employed 76,900 people.

Fraunhofer ISE creates the technological foundations for supplying energy efficiently and on an environmentally sound basis in industrialized, threshold and developing countries. With its research focusing on energy conversion, energy efficiency, energy distribution and energy storage, it contributes to the broad application of new technology.

The Georgia Institute of Technology is one of the nation's premier research institutes providing a focused, technologically based education to more than 25,000 undergraduate and graduate students.

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.

Green Clean Institute is a globally renowned green energy certification and standards organization for HVAC systems and services. They have been offering green training and certification for over twenty years now.

GS1 Germany accompanies the development and implementation of open, cross-industry, worldwide standards. On this basis, they also develop process and application recommendations. They support companies from different industries in the implementation and show solutions for more added value.

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 Pump Federation lobbies government for long term policy supporting the electrification of heating and cooling, works to raise awareness, understanding and confidence in heat pump technology across both domestic and commercial sectors, and collaborates with government, industry and consumers to make this a reality.

hybridGEOTABS EU is an active group of developers, engineers & academics with a common interest in optimizing coupled geothermal heat pumps (GEO-HP) and thermally activated building systems (TABS), alongside secondary heating & cooling systems. TABS use pipes, embedded in concrete floors, ceilings and walls, through which warm/cold water is pumped to heat/cool a building’s thermal mass.

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.

Industrial Combustion is a manufacturer of burners designed for commercial, industrial, and institutional applications. Their burners are developed to deliver an impressive return on investment.

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.

International Accreditation Forum (IAF) is the world association of Conformity Assessment Accreditation Bodies. Its primary function is to develop a single worldwide programme of conformity assessment, which reduces risk for business and its customers by assuring them that accredited certificates may be relied upon.

International Facility Management Association (IFMA) is the world's largest and most widely recognized international association for facility management professionals, supporting over 23,000 members in more than 10​0 countries.

iPHA is a global network of Passive House stakeholders including architects, planners, scientists, suppliers, manufacturers, policymakers, contractors, property developers, and more! Its membership network encourages the exchange of Passive House knowledge, providing members with a range of benefits and advocating for Passive House in policy, the media, and amongst the general public, and the entire range of construction professionals.

Mitsubishi Heavy Industries, Ltd. delivers innovative and integrated solutions across a wide range of industries from commercial aviation and transportation to power plants and gas turbines, and from machinery and infrastructure to integrated defense and space systems.