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Invoice History
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Appointments reported as missed (6 months) 0
Average score 8.9
5 reviews
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GCSI LTD was founded in October 2001, by the MD, Grenville Clay, who has gained his expertise from working in all sectors of the Mechanical Industry for in excess of 25 years. Prior to this he operated as a sole trader for 11 years.

Boiler replacement and system upgrades are the core of our business, carried out by highly trained and suitably qualified engineers.

We constantly promote the use of energy efficient boilers and system controls. Working with leading manufacturers striving to keep abreast of the latest technical developments. 
Qualified experienced surveyors are able to advice on appropriate energy saving methods applicable to the heating system.

Based in

Dartford, Kent, DA1 1UA

Works in

London, Margate, Longfield, Ashford, Kent