Building Engineering Services Association (BESA), until 2012 the Heating and Ventilating Contractors Association, and from then until 2016, B&ES, is the main UK trade association for companies that design, install, commission and maintain heating, ventilation, air conditioning, refrigeration (HVACR) and related engineering projects.

CDP is a global non-profit that runs the world’s environmental disclosure system for companies, cities, states, and regions. Founded in 2000 and working with more than 680 financial institutions with over $130 trillion in assets, CDP pioneered using capital markets and corporate procurement to motivate companies to disclose their environmental impacts and to reduce greenhouse gas emissions, safeguard water resources and protect forests.

Defence Medical Services (DMS) is made up of the Royal Navy Medical Service, Army Medical Service, the Royal Air Force Medical Service and the Headquarters DMS Group (HQ DMS GP). The primary role of the DMS is to promote, protect and restore the health of the UK armed forces to ensure that they are ready and medically fit to go where they are required in the UK and throughout the world.

The UK's leading supplier of specialist fire suppression systems including gas suppression systems, high and low pressure watermist systems, condensed aerosol systems and kitchen fire suppression systems. Nationwide coverage. Trained and competent engineers.