About Us

Kelliher O’Shea, Chartered Accountants, was set up by James Kelliher and Tom O’Shea to acquire
the Castleisland office of OCKT, Chartered Accountants (formerly O’Connor, Kelliher & Treacy –
Castleisland). The Castleisland office was founded in 1979 by William O’Connor and Andrew Kelliher
who established and grew the Castleisland practice for over thirty years.

We will continue to provide a first class service to our client base by staying close to them in these
difficult times and being there to support them and their businesses in order to maximise their
potential. Our clients and our people are the blueprint to our success and we value both. We are
committed to investing the time needed to see them prosper.

We are capable of providing you with a comprehensive suite of accountancy, taxation and advisory
services and solutions to meet your needs. Our partners have a wealth of experience that go beyond
ensuring your compliance requirements are met by offering you real added value for your business.