Townlink were one of the first construction companies in Ireland to have their Quality Management System certified to ISO 9001:2000 in April 2001 and have since obtained ISO 9001:2008, ISO 9001: 2015, ISO 14001: 2015 and ISO 45001: 2018. Townlink has maintained ISO certification since this time and is audited on an annual basis by EQA.
Townlink implements a Safety Management System which is accredited to OHSAS 18001:2007. This has been maintined since 2007 and is audited externally on an annual basis also by EQA.
Townlink also implements an Environmental Management System which was successfully accredited to ISO 14001:2004 in November 2014. It is audited externally on an annual basis also by EQA.