Welcome to Martin O'Neill Electrical & Data Providing a 24 hour Electrical Service


Emergency Numbers For ChristmasMartin O'Neill Electrical/Data is an electrical and data company with over 20 years experience, providing a full range of electrical & data cabling services to both commercial and residential customers in Galway.


Established in 1996, the company offers the full range of electrical and data cabling installations, upgrades and maintenance work for businesses of all sizes. The company offers services which include Emergency Lighting Certification, Fire Alarm servicing, PAT Testing, Electrical Testing, Inspections and Certifications.


In addition, the company also provides high specification structured data & fibre optic cabling for medium-large scale office buildings, factories, hospitals, colleges and schools nationwide for Voice, IT and data connectivity.  




The company has built its reputation in Galway and surrounding areas for professionalism and service. We understand efficiency for our business & yours, and focus on keeping standards high while offering value for money to all our customers.



Martin O’Neill Electrical/Data offers a 24hr Electrical Emergency Call Out Service in Galway on 086 2508743. 



Our full range of services includes...

  • Commercial Electrical Services 

  • Electrical Maintenance and Repairs Services

  • Structured Data Cabling - for networks of all sizes

  • Emergency Lighting Testing, Certification, Repairs and Servicing

  • Fire Alarm Installation, Commissioning & Certification

  •  Electric Vehicle Car Charger Installation


    Fibre Optic Cabling 



  • Periodic Inspection Certificate For Emergency Lighting

  • Periodic Electrical Testing Inspection 

  • Portable Appliance Testing

  • Festive Lighting



Contact us today to receive a FREE Consultation including:


  • FREE Electrical Advice

  • FREE Assessment

  • FREE Quotation on any electrical service which Martin O’Neill Electrical can provide to your business. 


To book your consultation or to find out more about the services offered,
call our office in Galway - 091 700919 or send an email to sally@martinon.ie