About Us

Our Vision

Achieving client satisfaction by safely delivering quality projects.

We aim to be a world-class provider in the safe delivery of innovatively engineered project solutions that exceed our clients’ expectations.


Lead the successful completion of projects and aim for excellence in all activities.


Adapt to changing customer requirements and dynamic market conditions.


Deliver agreed actions and projects on schedule, on budget and within expectation.


Respect our environment and the health and safety of all stakeholders.


Invest in our resources, organisation and procedures to provide an environment where people enjoy working and achieve long-term objectives.

Our Values & Culture

Our idea of safety is that it is everyone’s responsibility. We invest every day in safety and this has resulted in a dynamic live approach to safety which features the continuous development of improved work practices and procedures; safety inspections and focused themed safety campaigns. We have a “no blame” safety culture to promote and encourage enhanced learning.

We aim for “Zero Incidents”, which ensures our entire workforce has safety on their minds at all times.

It’s important that all the Powercomm team are proud of their work and that of their colleagues.

Integrity in the workplace is very important to our clients and to us. The way our group conducts its business and how our employees represent the group is imperative to everything we stand for.

A smile goes a long way to helping to communicate.

We see reliability as a value of our company and the people we employ. We have developed our own in-house project and construction management system to ensure we execute projects on time, on budget and to the highest standards.

Our in-house planning and procurement systems ensure reliability when it comes to cost and time schedule.

Quality at Powercomm means a “one touch” completion strategy.

Simply put the value of Quality is everything.

“Powercomm is utterly client focused. Success means client satisfaction through delivering quality projects in a safe risk-free manner. These are the values that our business is built on and we aim to keep trust at the centre of all our activities in the future.”

James Cafferty
Managing Director, Powercomm

The Team

The Powercomm Group has expanded to employ an exceptional team of professional people with diverse technical and managerial backgrounds and extensive experience in the electrical power industry.

James Cafferty

Managing Director

James Cafferty established Powercomm in 2008 to provide specialist power commissioning service to the electrical engineering industry. He is personally certified to commission electrical substations up to 400kV.

James has 25 years’ experience at all levels in the sector working with such prestigious companies as: ESB, Siemens and ESBI, on leading projects in Ireland and the UK. As founder and managing director of Powercomm, James personally leads a safe, highly-motivated, qualified and experienced team.

For Powercomm clients; James guarantees the standard of work, the track record of the people completing the work and the quality of the executed project. James takes pride in the fact that if a client needs to talk to him, he is there to personally assure the client; what is planned to happen truly does.

Aidan Brennan

Engineering Manager

Aidan is a Chartered Engineer with over 25 years’ experience in engineering design and project management. He is highly experienced in electrical engineering roles, specialising in design, implementation and commissioning of generation, transmission and distribution systems.

His current role carries the responsibility for all technical engineering design, compliance, project management of all procurement, tendering, construction and handover to the site team including the management of contract legal requirements.

Aidan’s previous work experience covers power system design, project management and commissioning in the onshore and offshore power generation, data centre, alternative energy, food, bio-pharmaceutical, medical devices, mining, health and digital technologies sectors.

Mark Denissen

Commissioning Manager

Mark is a highly experienced electrical Commissioning Engineer, certified to the highest standard. Mark leads a commissioning team of highly experienced commissioners diligently ensuring all equipment under his team’s remit is tested meticulously.

Mark has successfully commissioned numerous transmission and distribution substations from 11kV to 400kV as well as Client owned high voltage switchgear, transformer and ancillary equipment.

His experience in commissioning and fault analysis is recognised nationally among the electrical power system industry.


Powecomm has accomplished some Key Achievements

Quality Management System ISO 9001:2015

Environmental Management System ISO 14001:2015

Health and Safety Management System ISO 45001:2018


Powercomm demonstrated their 100% commitment to improving health and safety management in the workplace by being awarded Safe-T-Cert certification. We were awarded the Safe-T-Cert following health and safety auditing by an approved CIF/ISOH auditor.

Lloyd’s NERSRegister

Powercomm has been accepted onto the Lloyds National Electricity Registration Scheme in the UK as a Utility Connection Provider for contestable works up to 132kV.

Safe Electric

Powercomm are a Registered Electrical Contractor (REC) who adhere to the Safe Electric Rules including training, competence, inspection & audit, test equipment, insurance and completion certificates.


Powercomm has secured Achilles UVDB and Supply Line registration.