The McCarthy Keville O’Sullivan Ltd. client list includes public sector bodies such as Government Departments, Local Authorities and State Agencies. Our private sector clients cross a wide range of industries, including: energy, leisure, construction, transport, tourism, commercial and residential development, healthcare and waste.

Local Authorities 

  • Galway County Council 
  • Mayo County Council 
  • Ballina Town Council 
  • Clare County Council 
  • Roscommon County Council 
  • Ballinasloe Town Council
  • Westmeath County Council

Educational Institutions 

  • NUI Galway 
  • Galway-Mayo I.T.

State Agencies/Government Dept’s 

  • National Roads Authority 
  • IDA Ireland 
  • ESB 
  • Fáilte Ireland 
  • Coillte 
  • Bus Eireann 
  • Dept. of Environment, Heritage & Local Government 
  • Dublin Airport Authority 
  • The Heritage Council 
  • Galway Harbour Board Ltd.
  • North Western Regional Fisheries Board
  • Waterways Ireland
  • Office of Public Works

Financial Institutions 

  • AIB Bank
  • Anglo Irish Bank
  • Bank of Ireland
  • Bank of Scotland
  • Ulster Bank

Industry Associations

  • Vintners Federation of Ireland 
  • National Concrete Producers Association

Property Developers 

  • Treasury Holdings 
  • Edward Holdings 
  • White Cedar Developments Ltd. 
  • Kenny Developments Ltd. 
  • Burkeway Construction Ltd. 
  • McInerney Construction Ltd. 
  • Padraig Connolly Holdings 
  • O’Donovan Properties 
  • Marcon Development 
  • Tiernan Properties 
  • Oyster Homes Ltd. 
  • TBD Developments

Wind Energy Developers 

  • ProVento PLC 
  • Bord Gáis 
  • Finavera Renewables 
  • Coillte 
  • Western Power Ltd. 
  • Steward Hydro 
  • West Clare Renewable Energy

Waste Management Operators 

  • The City Bin Co. Ltd. 
  • A1 Waste Ltd. 
  • Mr. Binman Ltd. 
  • Greenport Environmental 
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