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Accounting Firm

Finn & O’ Sullivan

Dublin accountancy and tax practice offering accounts, bookkeeping, payroll and business start-up support

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About Finn & O’ Sullivan

Finn & O'Sullivan is a firm of certified public accountants and chartered tax advisers in Dublin. It was formed in 1999 and acts for many kinds of business, with a hands-on approach.

What Finn & O'Sullivan offers

  • Accounts preparation: annual financial statements for audit-exempt companies, in line with company law.
  • Bookkeeping and payroll: regular record keeping and pay processing.
  • Compliance reporting: filings and tax registrations.
  • Accounting system design: including a monthly procedure checklist.
  • Solicitors accounts reports: reports for the Law Society and advice on the accounts regulations.
  • Business start-ups: company formation and registration for relevant taxes.

Who it serves

A wide mix of business types. The firm adapts its work to each client and helps systems support budgeting, marketing and dealings with lenders.

Key facts

  • Based in: Dublin, Ireland
  • Founded: 1999
  • Qualifications: CPA and chartered tax adviser

Profile written by TrustList from the business's own published information, Oct 2026.

Categories & features

Rankings

As of 2026-10-25. Organic ranks only; sponsored placements are never ranks.

What the business tells TrustList

Founded
1999 (27 years) evidence sent

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