Why Choose?

OSK one of Irelands leading auditing companies provides a personalised and efficient audit service. 

We use the audit opportunity to assess your business performance with the objective of helping you to further grow and develop your business. Our audit firms deliver an efficient timely service.

Key benefits:

Call one of Ireland top audit firms today on 01 439 4200.

Dylan Byrne
Managing Partner
Brian Dignam
Deirdre McDermott
Audit Partner

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.