About Energywise Ireland.
Your one stop shop from design to completion for mechanical, electrical and ventilation services.


Energywise is proud to be recognised as a company with an renowned reputation for high quality mechanical and electrical services. Energywise offer a fully co-ordinated service for your project, we can be your one point of contact for the four trades, mechanical, electrical, ventilation and refrigeration. With our own in house design team and experienced engineering managers we provide our clients with a one-stop approach through a coordinated design process, professional site management and full commissioning, we consistently deliver contracts on time and on budget. Our familiarity with the latest M&E technologies ensures that we bring you the best quality products on the market.

We started with a simple idea.

our knowledge. your benefit.


Our innovative design team will provide you with drawings of the entire electrical, heating and ventilation systems in your project. These drawings allow for seamless installation of all the building systems which ensures a successful completion. The design of the mechanical and electrical services allow you to visualise your building services and helps your project comply with the building regulations. Energywise Ireland can help you comply with the current building regulations. Our team can give excellent guidance and advice on how to achieve compliance with the current building regulations in the most cost effective manner.

As an assigned certifier Energywise can provide the necessary ancillary certification and opinions of compliance with regards to Part F and Part L of the current building regulations. Energywise Ireland have full professional indemnity insurance.

Our continued growth and success is based on strong client relationships, reputation and trust. We achieve this by consistently evaluating new products, technologies and innovative solutions so as to exceed client expectations while delivering quality and value. Chat to our team of specialist engineers today and find out how we can help make your project a success.

Meet the people behind Energywise Ireland.

our team.


Berth Sheehy
Managing Director


Darren Vaughan
General Manager


Bryan Buckley
Technical Engineer


Rosemarie Sheehy
Software Engineer


Gary O’Donovan
Design Engineer


John Brendan O’Halloran
Project Manager


Olivia Hornibrook
Accounts Manager


Freddy Scannell
Senior Service Engineer

The rest of the team!

Energywise is not just made up of these great people however and we don’t have headshots of everyone. From humble beginnings to now having over 65 staff Energywise continues to grow and to hire great staff.