Excalon is one of the Britain’s leading UK Electrical Utility Service Providers.  We work with a huge variety of clients in the electricity sector, helping them to maintain and renew their infrastructure and networks in the most efficient and economical manner.


Our experienced and highly trained workforce operates as a united team to deliver cost-effective solutions to all our clients. We make health and safety and environmental issues our priorities, while ensuring the highest quality of service.

We believe that strong leadership and the continuous training of all our staff have contributed to our continuing success. Co-founders Des Donnelly and Kevin O’Donnell have continued to be firmly involved in the day-to-day running of Excalon. We ensure that all employees are totally focused on providing a first class service, with customer satisfaction our key concern. We achieve this by:

  • working closely with customers, suppliers and stakeholders to provide the best possible solutions;
  • understanding the objectives and targets of everyone involved in each project;
  • sharing knowledge and best practice and constantly working to improve our internal processes;
  • investing in an ongoing programme of staff training and development.