CSD provides all services for the air conditioning, ventilation, and refrigeration industry. The company is certified for BESA, Avetta, Safe Contractor, and REFCOM Elite. CSD is Daikin D1 partner, engineers hold a minimum of level 2 city and guilds RAAC and are all certified in FGAS 2079, IPAF 3a/3b, and PASMA and trained in health and safety.

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.

Hertel is a pioneering international, multi-disciplinary, industrial services company. It supports its customers with Access Solutions, Insulation, Corrosion Protection, Mechanical, offshore Living Quarters, and Specialist Services. Hertel is working for customers in the Oil and Gas, Process, Energy, and Offshore industries.

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.

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.

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.

OpenTherm is a non-manufacturer-dependent system of communication between modulating HVAC appliances and room thermostats. It consists of a communication protocol and an interface specification. The OpenTherm communication protocol is primarily designed to control modulating heating appliances. The protocol is available to members of the OpenTherm Association only.

Storengy is a subsidiary of the ENGIE Group, which is active in natural gas storage and renewable gas production and storage.

Zed-Air Heating and Air Conditioning was established in 1993, by Eric and Cindy Barron. Zed Air is an independently owned and operated company. Zed-Air Heating & Air Conditioning is a local company, and the community is very important and proud to support local charities like the Salvation Army and Mens Mission.