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Verified CRO data Updated 2026-05-16

D.A. O'SULLIVAN ASSOCIATES LIMITED

● Active

Active Irish company in Mayo, incorporated 26 March 1999 — CRO 304363.

CRO 304363 Incorporated 26 Mar 1999 NACE: not recorded Mayo

Overview

D.A. O'SULLIVAN ASSOCIATES LIMITED is a company registered in Ireland with CRO number 304363. The name suggests a professional services or advisory firm, though the specific sector is not explicitly stated. A Solocheck listing confirms the company's registration and provides a verified profile, indicating it is listed in Ireland's official company registry. No further operational details such as services, location, or contact information are available in the public record. Beyond registry-level identification, no further business details are publicly captured.

D.A. O'SULLIVAN ASSOCIATES LIMITED has been on the Irish Companies Register since 26 March 1999, making it 27 years old in the uncategorised sector and based in Mayo.

There are several other companies in uncategorised active in Mayo, and 5,916 active companies in Mayo overall.

Beyond what's published in the public Irish corporate register and the company's online presence, no further public information has been captured for D.A. O'SULLIVAN ASSOCIATES LIMITED.

Location & registered address

Altamount Street
Westport
Mayo
Westport
Mayo
Ireland

Company facts

Sourced from Companies Registration Office (CRO)

Legal name

D.A. O'SULLIVAN ASSOCIATES LIMITED

CRO number

304363

Status

Active

Legal form

Ltd - Private Company Limited By Shares

Incorporated

26 March 1999

Operating years

27 years

NACE Rev. 2

Uncategorised

Registered county

Mayo

Registered office

ALTAMOUNT STREET, WESTPORT,MAYO, WESTPORT, MAYO, IRELAND

Last annual return

31 December 2024

Last accounts

31 December 2024

Frequently asked questions

What does D.A. O'SULLIVAN ASSOCIATES LIMITED do?

D.A. O'SULLIVAN ASSOCIATES LIMITED is a company registered in Ireland with CRO number 304363. The name suggests a professional services or advisory firm, though the specific sector is not explicitly stated.

Where is D.A. O'SULLIVAN ASSOCIATES LIMITED based?

D.A. O'SULLIVAN ASSOCIATES LIMITED's registered office is at Altamount Street, Westport, Mayo, Westport, Mayo, Ireland.

When was D.A. O'SULLIVAN ASSOCIATES LIMITED founded?

D.A. O'SULLIVAN ASSOCIATES LIMITED was incorporated with the Irish Companies Registration Office on 26 March 1999, more than 27 years ago.

Is D.A. O'SULLIVAN ASSOCIATES LIMITED still active?

Yes. The company is listed with the Companies Registration Office under status 'Normal' as of the most recent filing on 31 December 2024.

What is the CRO number for D.A. O'SULLIVAN ASSOCIATES LIMITED?

304363.

Where this data comes from

CRO Open Data data.gov.ie/dataset/companies-register Weekly All factual fields
AI synthesis Qwen3-4B-Instruct (locally hosted) 2026-05-16 Prose summary only

About this summary — the prose Overview above is generated by an LLM from the cited sources. Factual fields (CRO number, status, dates, address, NACE code) come directly from the Companies Registration Office. If you spot an error, please report it →