Company lists · Data refreshed September 2026

Top 16 Accounting companies based in Cork, Ireland

This directory lists 27 accounting companies based in Cork, Ireland, with 349 business contacts and 227 email addresses available as of September 2026. Dublin is the single most-represented city among the companies on this list.

Accounting companies provide services such as bookkeeping, financial reporting, tax preparation, auditing, payroll support, and financial advisory work for businesses and other organizations. This list covers companies that provide accounting, bookkeeping, tax, audit, payroll, or related financial reporting services to business clients. Ranked by team size, largest first. Data current as of September 7, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 7, 2026 86% judged on-target in blind review
27Companies
349Contacts tracked
227Verified emails
6Mobile numbers
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The 16 largest accounting companies based in Cork, Ireland

Ranked by team size
Top 16 of 27 accounting companies based in Cork, Ireland, ranked by team size, largest first. Data refreshed Sep 7, 2026. RevenueBase Smart Search rates how each company's information relates to accounting companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceCork, IrelandHQ checked Sep 7, 2026501-1,000183 contacts →

“With over 550 employees and 52 offices across Ireland, FDC achieves significant annual growth through mergers and acquisitions of smaller, local practices, as well as through…”

Source: company website · checked Sep 7, 2026
2Indirect evidenceCork, IrelandHQ checked Sep 7, 202651-20074 contacts →

“At Baker Tilly, we care about you and the impact you make.”

Source: company website · checked Sep 7, 2026
3Indirect evidenceCork, IrelandHQ checked Sep 7, 202611-5013 contacts →

“Partnering with us at Paul O’Donovan & Associates allows you time to focus on your business while we provide the Accountancy solutions.”

Source: company website · checked Sep 7, 2026
4Strong evidenceCork, IrelandHQ checked Sep 7, 202611-5013 contacts →

“Hyland Johnson Keane is a full-service accounting, audit and taxation company in Cork catering to all size businesses.”

Source: company website · checked Sep 7, 2026
5Indirect evidenceCork, IrelandHQ checked Sep 7, 202611-509 contacts →

“As one of Cork’s long established accountancy practices we are known for our reliable service and personal touch.”

Source: company website · checked Sep 7, 2026
6Indirect evidenceCork, IrelandHQ checked Sep 7, 202611-506 contacts →

“Whatever your needs aperio has you covered!”

Source: company website · checked Sep 7, 2026
7Indirect evidenceCork, IrelandHQ checked Sep 7, 20261-105 contacts →
Source: company website · checked Sep 7, 2026
8Indirect evidenceCork, IrelandHQ checked Sep 7, 202611-505 contacts →

“Cork based Accountancy Office, providing Audit, Accountancy and Taxation Services”

Source: company website · checked Sep 7, 2026
9Indirect evidenceCork, IrelandHQ checked Sep 7, 202611-504 contacts →

“We specialise in helping owner managed and family business.”

Source: company website · checked Sep 7, 2026
10Indirect evidenceCork, IrelandHQ checked Sep 7, 20261-104 contacts →

“Welcome to WENTWORTH, a leading accountancy practice based in Cork, Ireland.”

Source: company website · checked Sep 7, 2026
11Indirect evidenceCork, IrelandHQ checked Sep 7, 20261-104 contacts →

“Forensic Accountant”

Source: company website · checked Sep 7, 2026
12Indirect evidenceCork, IrelandHQ checked Sep 7, 202611-503 contacts →

“We are trusted business advisors who provide PEACE OF MIND with an absolute focus on client service.”

Source: company website · checked Sep 7, 2026
13Indirect evidenceCork, IrelandHQ checked Sep 7, 20261-103 contacts →

“Andrew Guerin Associates is a Firm of Certified Public Accountants and Chartered Tax Advisers, based in Cork, Ireland.”

Source: company website · checked Sep 7, 2026
14Indirect evidenceCork, IrelandHQ checked Sep 7, 20261-102 contacts →

“Above everything else, we never lose sight of the premise that our prosperity is directly linked to yours.” We are a firm of general practitioners.”

Source: company website · checked Sep 7, 2026
15Strong evidenceCork, IrelandHQ checked Sep 7, 20261-102 contacts →

“A general accounting and tax practice based in Riverstick serving the South Cork area.”

Source: company website · checked Sep 7, 2026
16Indirect evidenceCork, IrelandHQ checked Sep 7, 20261-101 contacts →

“O'Brien Neenan & Co.”

Source: company website · checked Sep 7, 2026

Showing 16 of 27 accounting companies based in Cork, Ireland

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Accounting companies based in Cork, Ireland at a glance

As of Sep 7, 2026
65.0%Verified-email coverage
1.7%Mobile-number coverage
12.9Average contacts per company
1-10Median size (employees)
318.5%Largest-city concentration · Dublin
Sep 7, 2026Page data refreshed

Companies by employee count

1-10
16
11-50
8
51-200
2
501-1,000
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among accounting companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Cork, Ireland whose own description of what they do matches “accounting companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names accounting companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among accounting companies, and records with no verified work email. Companies headquartered outside Cork are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 227 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 7, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Accounting companies by metro in Ireland

Frequently asked

How many accounting companies are in the directory?

The directory contains 27 accounting companies based in Cork, Ireland as of September 2026.

How can I find contacts at accounting companies?

The directory includes 349 business contacts and 227 email addresses associated with the listed accounting companies.

Which city has the most accounting companies on the list?

Dublin is the single most-represented city among the accounting companies on this list.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.