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).

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.

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.

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.

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.