About Us


With more than 20 years' experience, Martin O'Neill Electrical/Data is a registered electrical contractor with offices in Galway & Dublin.



Having established the business in Galway, Martin O'Neill Electrical/Data provides complete electrical and data cabling services to commercial premises including restaurants, hotels, bars, hostels, retail outlets, hair and beauty salons, medical practices, B&Bs, gyms and leisure centres, factories and office blocks of all sizes.


The company also works with public sector organisations including the city and county councils, National University of Ireland Galway, GMIT and the Saolta hospital group which incorporates University Hospital Galway and Merlin Park Hospital Galway.

Martin O'Neill Electrical/Data have a team of experienced, qualified electricians and IT specialists who carry out work primarily in Galway. The company also works with businesses in Mayo, Clare, Limerick, Athlone and Sligo.


Our IT specialists are carrying out structured data and fiber optic cabling nationwide.


Martin O'Neill Electrical place a special emphasis on Health & Safety in the work place and Safety & Method Statements are always provided. Our employees are all members of the Construction Workers Federation Scheme and also the TEEU

Martin O'Neill Electrical/Data provide a 24hr emergency call out service, giving a 24 hour service 7 days a week in Galway. This Emergency Electrical Service is guaranteed 24 hours, to both existing and new customers. For Emergency Electrical Service contact details, click here


  We are registered with RECI and our Public Liability Insurance Certificate is available on request. To enquire about any of our electrical or data services, or to obtain a quote for upcoming work, call us today in Galway on 091 700919.


Alternatively, you can contact our offices via email.