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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.

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.

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.

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.

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

How Weak Budget Ownership Across Teams Can Undermine Financial Performance

26th June 2026

At Lillis Egan O’Beirn & Co we believe many SMEs treat budgeting as a finance exercise rather than a business discipline. A budget is often prepared by the owner, finance manager or external accountant, reviewed at senior level and then largely left within the finance function. The problem with this…

Why Margin Erosion Often Starts Long Before Business Owners Notice It

25th June 2026

At Lillis Egan O’Beirn & Co we believe margin erosion is one of the most dangerous financial issues an SME can face precisely because it is rarely dramatic at the start. Profit margins do not usually collapse overnight. More often, they weaken gradually through a series of small changes that seem ma…

Top 5 Signs Your Business Is Scaling Faster Than Its Cash Position Can Support

24th June 2026

At Lillis Egan O’Beirn & Co we believe growth is often celebrated too quickly in business. Rising sales, new hires, bigger orders and expanding operations can all look like positive signs from the outside. However, growth does not always strengthen a business if the cash position underneath it is to…

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