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Our dedicated and experienced team can provide you with a complete package of essential accountancy services from regular management accounts to annual statutory accounts.
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Accounting & Bookkeeping
For most companies, having an audit means someone coming in and preparing a set of accounts they don’t fully understand. A necessary evil that just has to be endured. We believe that it doesn’t have to be this way.
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Audit
We have been advising families, individuals and their businesses on their taxation compliance and planning needs for the past 35 years. Our aim is to manage your taxation responsibilities in the most efficient manner possible so that you can spend more time concentrating on your business and personal affairs.
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Tax Planning

Welcome to Lillis Egan O Beirn & Co.

Lillis Egan O Beirn & Co are one of the leading audit and accounting firms that provide quality and professional business advice to Irish businesses and individuals since 1984. All our services are backed by a wealth of knowledge and experience that is possessed by our team of qualified accountants, tax consultants, business and financial advisors.

We offer a comprehensive range of services to ensure our clients’ objectives are achieved. With expertise ranging from all aspects of Accounting and Tax Law, we are equipped to advise on a broad spectrum of business and financial transactions. 

Contact us today to find out more about our professional accounting services.

Our Services

Accounting

No matter how large or small your business, we understand that your time is precious and therefore letting us prepare your accounts will relieve you of what can be a stressful and time consuming exercise, leaving you free to do what you do best; running your business!

Audit

For most companies, having an audit means someone coming in and preparing a set of accounts they do not fully understand. A necessary evil that must be endured. We believe that it does not have to be this way.

Company Secretarial Services

The rules and regulations surrounding the preparation and filing of documents including Annual Returns with the Companies Registration Office (CRO) have become more complex. The penalty of getting this wrong, both monetary and the loss of audit exemption is now even more costly than ever.

Taxation

We have been advising families, individuals and their businesses on their tax compliance and planning needs for the past 35 years. Our aim is to manage your tax responsibilities in the most efficient manner possible so that you can spend more time concentrating on your business and personal affairs.

Business News

Top 5 Areas Where Irish SME Owners Are Overpaying Without Realising

30th April 2026

For many Irish SMEs, controlling costs is seen as a priority. Expenses are monitored, budgets are reviewed and efforts are made to operate efficiently. However, despite this focus, many businesses continue to overpay in areas that are not immediately obvious. These costs rarely appear as large, single expenses. Instead, they are embedded in day to…

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Why Short-Term Decision Making Is Holding Back Long-Term Growth in Irish SMEs

29th April 2026

Many Irish SMEs operate in a constant cycle of activity. Day to day demands, customer needs and immediate financial pressures often dominate decision making. While this focus is understandable, it can create a pattern where short-term thinking takes priority over long-term strategy. In the early stages of a business, this approach can be effective. Flexibility…

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Top 5 Warning Signs Your Business Has Outgrown Its Current Systems

28th April 2026

As Irish SMEs grow, systems that once worked well can quietly become a limitation. What was efficient at an early stage can become slow, fragmented and increasingly difficult to manage as activity increases. The challenge is that this shift often happens gradually, making it difficult to recognise when systems are no longer fit for purpose.…

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Arrange a free consultation

You can receive a free initial consultation which will be without obligation. If you already have an accountant the changeover is very simple and we take care of it for you. Please either contact us directly or complete and submit the form below

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