Hastie Group Limited is an Australia-based supplier of technical building solutions with established operations across Australia, New Zealand, the United Kingdom, Ireland and the Middle East. The Company operates through four segments. The Mechanical, Electrical and Plumbing segment designs and carries out engineering, assembly and installation activities of commercial and industrial air conditioning; electrical, communications and data services; fire protection systems; commercial plumbing and drainage systems; as well as commercial and industrial refrigeration principally in Australasia. The Services segment provides preventative maintenance and breakdown repair services for commercial and industrial air conditioning and related systems, fire and electronic security services. The Rotary segment provides similar services in the United Kingdom, Ireland and selected overseas markets. On June 4, 2012, it sold the businesses of Cooke and Carrick Pty Ltd and D&E Air Conditioning Pty Ltd.