O'BRIEN ENERGY CONSULTING LIMITED

O’Brien Energy Consulting Limited is an independent Building Energy Rating (BER) assessor based in the Enniscorthy Enterprise & Technology Centre, Co Wexford. The firm helps property owners, developers and landlords navigate Ireland’s energy‑performance regulations, offering clear guidance on how BERs are calculated, when they come into effect and why they are essential for both new builds and existing dwellings.

Specialising in BER assessments, O’Brien Energy Consulting provides a full suite of services—from initial rating calculations and certification to advisory support for improving a building’s energy efficiency. Their expertise also extends to answering common queries such as who requires a BER and the implications for different property types, ensuring clients remain compliant and informed.

With a focus on professionalism and approachability, the team combines technical knowledge with practical advice, making the often‑complex world of energy ratings accessible to households, commercial enterprises and the wider construction sector.