Airedale International Air Conditioning based in Leeds, West Yorkshire, England is a British manufacturer and worldwide distributor of cooling, heating and HVAC systems. Alongside its Leeds headquarters, Airedale has manufacturing facilities in South Africa and the United States, exporting to 60 countries worldwide. Airedale is part of the Modine group of companies, based in Wisconsin, United States, which employs approximately 6,400 people at 30 facilities in 16 countries. History 1974 – Formed by two Leeds based entrepreneurs Alan Duttine and Peter Midgley who recognised the opportunity for air conditioning for specialist computer and healthcare environments at the dawn of a new technological era. Alan and Peter who both worked for Calverley based Thermatank barely knew each other, but met by chance, at Leeds Bradford Airport when their flights were delayed. The two got talking and decided to set up Airedale Air Conditioning in June 1974. Airedale Air Conditioning manufactures its first precision air conditioning unit and condenser unit, the VA5 and CU5. 1976 – Airedale exports to its first overseas client in the Netherlands. The business relocates to Clayton Wood Rise on the Leeds Ring Road – the building is still known as Airedale House. 1979 – Airedale moves to Park Mills, Rawdon, West Yorkshire. 1982 – In May 1982, Airedale Air Conditioning changed its name to Airedale International Air Conditioning Ltd. to reflect its growing export business. AIAC South Africa was formed in Johannesburg to manufacture precision air conditioning systems. 1984 – First UK manufacturer to develop a water cooling industrial chiller the ACC. 1994 – First manufacturer to use R407C refrigerant in both chillers and precision air conditioning units. 2003 – First precision air conditioning manufacturer in Europe to introduce electronic expansion valves to their product. 2005 – Airedale bought by US firm Modine, Alan Duttine retires after 39 years and was recognised with an OBE for his services to the industry. 2009 – Airedale launches first IT cooling system the OnRak™. 2010 – First to develop a concurrent free cooling chiller with centrifugal compressor, the TurboChill FreeCool. 2011 – First to apply microchannel heat exchangers, concurrent free cooling and centrifugal compressors in the same chiller system - the DeltaChill. 2013 – First UK manufacturer to develop a chiller incorporating the low global-warming potential (GWP) refrigerant R1234ze to hold British Standards Institution approval - the TurboChill. Airedale opens an operations hub in Moscow, Russia. 2014 – Airedale acquires