Our team work closely with clients across all sectors providing professional accountancy services to help them achieve their business goals. We invest in developing our industry knowledge through working with our clients and also through ongoing training and development of our people.

We provide services across a very broad spectrum of business sectors and we have detailed here some of the sectors where we offer specialisation.

OSK have a team of experts that provide professional accountancy services across a range of sectors. Call Irelands leading accountancy service provider today.

Welcome to OSK

A video message from Tadgh O'Sullivan, Director.

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Please note we cannot provide advice unless you are signed up as a client having completed the required money laundering documents, engagement letter has been issued to you and fee agreed.