GMC|Sierra operates an “out of hours” contact centre to deal with any queries on the meter installation programme in the Dublin City, Midlands and North West Regions.

Within the hours of 8am – 8pm Monday to Friday and 9am – 5.30pm we would ask you to direct your queries in the first instance to Irish Water at 1890 278 278.

Outside of the above hours, we can be contacted at 1890 14 14 14

For general enquiries, email: info@gmcsierra.ie

For recruitment enquiries, email: careers@gmcsierra.ie

For press enquiries, email: press@water.ie

Further information on the Metering Installation Programme can be found at www.water.ie