Buildcert Retrofit

BuildCert was established by Brendan Sidney, an experienced Energy Consultant and Retrofit expert. Their aim is to improve the energy efficiency of buildings and homes in line with the Ireland’s Climate Action Plan. They cut out the complexity of building upgrades for our clients, offering simple professional advise and tailored solutions based on individual needs. Every building is different, therefor they carry out technical assessments before they offer advice on upgrades. This ensures that they can guarantee results for their clients.

Their multi skilled staff provide services nationwide for both the domestic and commercial sector. No job is too big or too small.  They are delighted to offer their services to homeowners, construction companies and everything in between.



  • Bsc Eng Con Management. (Sligo IT)
  • Level 6 Energy Rating Domestic. (SEAI)
  • level 6 Energy Rating Commercial. (SEAI)
  • SEAI Technical Assessor ( SEAI)
  • NZEB Design and Implementation (DIT)
  • FETAC Qualibuild Train the Trainer (ITB)
  • Registered NSAI Air Tightness Testing   (NSAI)
  • LEVEL 1 Thermography (IIRTB)
  • Registered Sound Acoustic Testing( Solent University Southampton)
  • National award Trade skills Plastercraft .1st place (FAS/fetac)
  • National award Apprentice of the year. 2nd place.(FAS/fetac).


BuildCert is committed to educating Ireland about the benefits of energy efficiency as we move toward a greener future. If you have any questions about what they do or how you can improve your energy consumption just get in touch here.




Address: Ballingly Enterprise Centre, Rock Of Ballingly, Wellingtonbridge, Co. Wexford, Y35 FY53

Tel: 051 560 562