Audit & Accounting

Every business needs an independent assessment of its current financial position and the outlook for growth. We offer a comprehensive audit and accounting service that is Partner-led and tailored to your needs:



Our in-depth auditing service is used by organisations across every industry, from pension funds to manufacturing to professional services. The scope of the audit is wide-ranging and can include risk assessment, systems audit, IT review, audit opinion, and more. A detailed management letter summarises our findings and recommendations. We work closely with Chartered Accountants Ireland and the Financial Reporting Council Committees to ensure the highest standards of industry best practice. The firm is registered with the Public Company Accounting Oversight Board (PCAOB) in the US.



Services include the preparation of management accounts, bookkeeping support, and all related accounting matters. A particular feature of our accounting service is the commercial input of the contact partner in analysing the results and assisting client in growing their business.


Duignan Carthy O’Neill is registered with the US based Public Company Accounting Oversight Board (PCAOB) which enables the firm to undertake the audit of USA Public Company Subsidiaries located in Ireland and the UK


Authorised by the Institute of Chartered Accountants in Ireland to carry on Audits and Business Activities.

Member of AGN International Ltd an association of independent accounting and financial advisory businesses. AGN International Ltd (and its regional affiliates; together "AGN") is a not-for-profit worldwide membership association of separate and independent accounting and advisory businesses. AGN does not provide services to the clients of its members, which are provided by Members alone. AGN and its Members are not in partnership together, they are neither agents of nor obligate one another, and they are not responsible or liable for each other's services, actions or inactions

© 2015 DUIGNAN CARTHY O'NEILL. Chartered Accountants, Registered Auditors, Dublin, Ireland. All Rights Reserved.