TETRA Ireland was commissioned by the Irish government and designed to provide a world class critical communications network.

National Parks & Wildlife

An Garda Síochána

Irish Coast Guard

Irish Prison Service

Mountain Rescue Ireland

Fingal County Council

Department of Foreign Affairs

Galway County Council

Gas Networks Ireland

BT

CER

Civil Defence

Cork City Fire

Cork University Hospital

Dublin City Council

Inter-Agency Emergency Management Office (IAEMO)

ECAS

Eir

Eirgrid

EPA

ESB Networks

Kilkenny County Council

HSE National Ambulance Service

IAA

Inland Fisheries Ireland

Port of Cork & Bantry

MEM West

MEM South East

Irish Naval Service

Dept. of Energy Communications & Natural Resources

National Rehabilitation Hospital

OPW

RNLI

Sea Fisheries Protection Agency

Dun Laoghaire Rathdown County Council

HSE MEM

Galway City Council

Irish Water

Irish Red Cross

Dublin Fire Brigade

Air Corps

Community First Responders

Midland MEM

HRPA

Letterkenny General Hospital

St. James Hospital

The Mater Hospital

Galway fire

St.John Ambulance

Tipperary county council