McQuillan Companies cover a diverse range of services from civil engineering and construction to quarrying and waste management.


6 May 2014
McQuillan Companies' Employees in Belfast City Marathon

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13 May 2014
Northern Ireland Fire & Rescue Service Training Exercise

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23 May 2014
Changes in Packing Waste Legislation

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29 April 2014
McQuillan Companies Roll Ahead With Giro d’Italia

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McQuillan Companies are a Northern Ireland based family run business which incorporates a diverse range of activities including civil engineering, demolition, quarrying, hazardous and non hazardous waste management, outdoor cleaning services and analytical chemistry. A fourth generation business operating for over 100 years through the parent company John McQuillan Contracts, the McQuillan Companies name is synonymous with quality and excellence throughout our various divisions.