About Us

Established in August 1996 Martin O'Neill Electrical/Data is a Galway based registered electrical contractor working in Galway & Dublin.


Martin O'Neill Electrical provides an electrical service to various Restaurants, Hotels, Public Houses, Hospitals, Hostels, Retail Outlets, Hair and Beauty Salons, Galway City Council and shops around Galway City and County. With the recent addition of their Dublin office, the company can now offer it's expertise in Structured Data & Fibre Optic Cabling to businesses across the capital.


Martin O'Neill Electrical/Data have a team of experienced, qualified electricians who carry out work in Galway, Dublin, Mayo, Clare, Limerick and Sligo. Our IT specialists are carrying out structured data and fiber optic cabling nationwide.


We also provide services for the Industrial sector especially:

  • Building contractors

  • Temporary electrical supply

  • Housing schemes


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. Our service has also extended to the local University and Hospitals namely National University of Ireland Galway, University College Hospital and Merlin Park Hospital.


Serving each customer efficiently, Martin O'Neill Electrical provides an emergency call out service at the weekend, giving a 24 hour service 7 days a week in Galway. This Emergency Electrical Service is guaranteed 24 hours, to both our existing and potential customers. 


For Emergency Electrical Service click here


We are registered with RECI and our Public Liability Insurance Certificate is available on request.


To enquire about any of our services for your business, or to obtain a quote for upcoming work,
call us today in Galway on 091 705709 or in Dublin on 01 4604419. Alternatively, you can contact our offices via email