The company was founded in 1974 by Richard Collins and Thomas Butler and it has grown to be one of the leading accountancy practices in the Munster region.  We believe that the success of the business is due solely to the calibre of the Collins O'Brien team & the quality of service that we provide.  At Collins O'Brien we continuously strive to improve our system with the aim of achieving high levels of client satisfaction & technical excellence.  It is our aim to continue our expansion, to meet challenges as they arise and to assist our clients in every possible way.