Company lists · Data refreshed September 2026
Top 25 Professional service firms based in Ireland
RevenueBase identified 45 company matches for professional service firms associated with Ireland as of September 2026 and tracks 6,423 professional contacts across them, including 3,625 with verified work emails. Cork is the largest hub.
This list covers company matches for professional service firms associated with Ireland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.
The 25 largest professional service firms based in Ireland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,952 contacts → | ||||
Exact match “KPMG is a leading provider of professional services, offering a range of audit, tax and advisory services to a broad range of domestic and international clients across all sectors…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 2,374 contacts → | ||||
Exact match “In Ireland, Grant Thornton Ireland and Grant Thornton Corporate Finance Limited (and their respective subsidiary/affiliate entities) operate under an alternative practice…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 521 contacts → | ||||
Exact match “BDO Ireland LLP is an accountancy and business advisory firm that provides Audit, Tax, Deals, and Consulting, Risk & Outsourcing (CR & O) services to entrepreneurial, growing and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 119 contacts → | ||||
Exact match “One brand.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 74 contacts → | ||||
Exact match “At Baker Tilly, we care about you and the impact you make.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 68 contacts → | ||||
Exact match “UHY FDW is a leading audit, tax and advisory practice in Ireland, driven to achieve a better future together, for our people, our clients and our communities.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 41 contacts → | ||||
Exact match “Gilroy Gannon brings to its clients a unique partnership - people drawn together from the major international accounting firms, industry and small practice with the common goal of…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 25 contacts → | ||||
Exact match “BCA provide a full range of proactive financial, taxation, business advisory, audit, company secretarial and commercial services to our broad range of clients.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 23 contacts → | ||||
Exact match “HDS, founded in 2004, is an established practice of professional advisors with offices at RiverPoint, one of Limerick’s most recognisable and prestigious landmark buildings.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 15 contacts → | ||||
Exact match “At Stephens Cooke & Associates we are committed to providing a comprehensive range of services to ensure that we are not simply a service provider, but a firm that work in…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 15 contacts → | ||||
Exact match “Chartered accountants, auditors and tax consultants” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 14 contacts → | ||||
Exact match “At OGBP we aim to understand our clients’ business`s and work with them in achieving their goals.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 13 contacts → | ||||
Exact match “McMahon Auditors Accountants is a well-established firm of accountants, tax advisors, and business consultants, proudly serving clients from our offices in Kildare, Naas, and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 11 contacts → | ||||
Exact match “We focus on building strong relationships with our personal and business clients by getting to know them, their plans and their aspirations.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “Qualified Accountants, Business Advisors, and Management Consultants enabling Businesses Grow by helping them with Accounting and Tax compliance needs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 7 contacts → | ||||
Exact match “At FitzGerald Legal & Advisory you get both specialised legal and advisory knowledge and full service representation as FitzGerald Legal & Advisory is a professional firm with…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “Welcome to Corvidae We are the only professional services firm where you can access high quality Accounting, Tax, and HR services all in one place.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “J.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “Accountants for small, medium and large businesses Tax Consultants and tax planning advice Business consultants for existing and start up businesses Farming tax and accounts…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “Chartered Accountants, Registered Auditors and Business Advisors Ormsby and Rhodes is one of the longest established Accounting Firms in Ireland.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 3 contacts → | ||||
Exact match “Michael O’Leary & company was founded in Wexford in 1980.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match “AAL are an innovative and professional practice that provide Advisory, Accountancy & Tax, Management Information Systems, and Organisation and Leadership Services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “O'Dwyer & Co.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “We understand that knowledge is everything and we help clients benefit from it by applying knowledge and expertise from relevant disciplines within the firm and tailoring it to…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “professional service firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 45 professional service firms based in Ireland
See the full list, filter by size, metro and specialty, and access 3,625 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Professional service firms based in Ireland at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Ireland, so it is reported there. Company counts and contact totals on this page are exact for Ireland, over 45 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Ireland whose business descriptions match “professional service firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 3,625 professional contacts with verified work emails across the full matched dataset. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “professional service firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many professional service firms are there based in Ireland?
RevenueBase identified 45 company matches for professional service firms associated with Ireland as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Kpmg Ireland tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most professional service firms?
Cork leads with 5 company records, followed by Dublin (5) and Clonmel (1).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,625 professional contacts with verified work emails tracked across these 45 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 45 professional service firms based in Ireland. Start with a free account, no credit card.
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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 SmartSearch, 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.
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Company intelligence · public preview
Top 25 professional service firms based in Ireland
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 45 matching company records for professional service firms based in Ireland, with 6,423 tracked contacts and 3,625 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 professional service firms based in Ireland
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Dublin 2, IrelandReported employees: 1,001-5,000 | Dublin 2, Ireland | 1,001-5,000 | Exact match | 2,952 contacts → |
“KPMG is a leading provider of professional services, offering a range of audit, tax and advisory services to a broad range of domestic and international clients across all sectors…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Dublin, IrelandReported employees: 1,001-5,000 | Dublin, Ireland | 1,001-5,000 | Exact match | 2,374 contacts → |
“In Ireland, Grant Thornton Ireland and Grant Thornton Corporate Finance Limited (and their respective subsidiary/affiliate entities) operate under an alternative practice…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Dublin, IrelandReported employees: 201-500 | Dublin, Ireland | 201-500 | Exact match | 521 contacts → |
“BDO Ireland LLP is an accountancy and business advisory firm that provides Audit, Tax, Deals, and Consulting, Risk & Outsourcing (CR & O) services to entrepreneurial, growing and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Dublin 18, IrelandReported employees: 51-200 | Dublin 18, Ireland | 51-200 | Exact match | 119 contacts → |
“One brand.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Cork, IrelandReported employees: 51-200 | Cork, Ireland | 51-200 | Exact match | 74 contacts → |
“At Baker Tilly, we care about you and the impact you make.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Dundalk, IrelandReported employees: 51-200 | Dundalk, Ireland | 51-200 | Exact match | 68 contacts → |
“UHY FDW is a leading audit, tax and advisory practice in Ireland, driven to achieve a better future together, for our people, our clients and our communities.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Sligo, IrelandReported employees: 51-200 | Sligo, Ireland | 51-200 | Exact match | 41 contacts → |
“Gilroy Gannon brings to its clients a unique partnership - people drawn together from the major international accounting firms, industry and small practice with the common goal of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Tullamore, IrelandReported employees: 11-50 | Tullamore, Ireland | 11-50 | Exact match | 25 contacts → |
“BCA provide a full range of proactive financial, taxation, business advisory, audit, company secretarial and commercial services to our broad range of clients.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Limerick, IrelandReported employees: 11-50 | Limerick, Ireland | 11-50 | Exact match | 23 contacts → |
“HDS, founded in 2004, is an established practice of professional advisors with offices at RiverPoint, one of Limerick’s most recognisable and prestigious landmark buildings.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Mullingar, IrelandReported employees: 11-50 | Mullingar, Ireland | 11-50 | Exact match | 15 contacts → |
“At Stephens Cooke & Associates we are committed to providing a comprehensive range of services to ensure that we are not simply a service provider, but a firm that work in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Blackrock, IrelandReported employees: 1-10 | Blackrock, Ireland | 1-10 | Exact match | 15 contacts → |
“Chartered accountants, auditors and tax consultants” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Clonmel, IrelandReported employees: 11-50 | Clonmel, Ireland | 11-50 | Exact match | 14 contacts → |
“At OGBP we aim to understand our clients’ business`s and work with them in achieving their goals.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Kildare Town, IrelandReported employees: 11-50 | Kildare Town, Ireland | 11-50 | Exact match | 13 contacts → |
“McMahon Auditors Accountants is a well-established firm of accountants, tax advisors, and business consultants, proudly serving clients from our offices in Kildare, Naas, and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Sutton, IrelandReported employees: 11-50 | Sutton, Ireland | 11-50 | Exact match | 11 contacts → |
“We focus on building strong relationships with our personal and business clients by getting to know them, their plans and their aspirations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Dublin, IrelandReported employees: 1-10 | Dublin, Ireland | 1-10 | Exact match | 8 contacts → |
“Qualified Accountants, Business Advisors, and Management Consultants enabling Businesses Grow by helping them with Accounting and Tax compliance needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Cork, IrelandReported employees: 11-50 | Cork, Ireland | 11-50 | Exact match | 7 contacts → |
“At FitzGerald Legal & Advisory you get both specialised legal and advisory knowledge and full service representation as FitzGerald Legal & Advisory is a professional firm with…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Dublin, IrelandReported employees: 11-50 | Dublin, Ireland | 11-50 | Exact match | 7 contacts → |
“Welcome to Corvidae We are the only professional services firm where you can access high quality Accounting, Tax, and HR services all in one place.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Dublin 5, IrelandReported employees: 11-50 | Dublin 5, Ireland | 11-50 | Exact match | 6 contacts → |
“J.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Patrick Mcnamara & Associatespmcncork.ie HQ: Cork, IrelandReported employees: 1-10 | Cork, Ireland | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | HQ: Co Cork, IrelandReported employees: 1-10 | Co Cork, Ireland | 1-10 | Exact match | 4 contacts → |
“Accountants for small, medium and large businesses Tax Consultants and tax planning advice Business consultants for existing and start up businesses Farming tax and accounts…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Ormsby & Rhodesormsby-rhodes.ie HQ: IrelandReported employees: 11-50 | Ireland | 11-50 | Exact match | 3 contacts → |
“Chartered Accountants, Registered Auditors and Business Advisors Ormsby and Rhodes is one of the longest established Accounting Firms in Ireland.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Wexford Town, IrelandReported employees: 1-10 | Wexford Town, Ireland | 1-10 | Exact match | 3 contacts → |
“Michael O’Leary & company was founded in Wexford in 1980.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Clonmel, IrelandReported employees: 1-10 | Clonmel, Ireland | 1-10 | Exact match | 3 contacts → |
“AAL are an innovative and professional practice that provide Advisory, Accountancy & Tax, Management Information Systems, and Organisation and Leadership Services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Co Waterford, IrelandReported employees: 1-10 | Co Waterford, Ireland | 1-10 | Exact match | 2 contacts → |
“O'Dwyer & Co.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Cork, IrelandReported employees: 11-50 | Cork, Ireland | 11-50 | Exact match | 1 contacts → |
“We understand that knowledge is everything and we help clients benefit from it by applying knowledge and expertise from relevant disciplines within the firm and tailoring it to…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 45 company matches
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Professional service firms: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
44 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Ireland, so it is reported there. Company counts and contact totals on this page are exact for Ireland, over 45 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for professional service firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many professional service firms did RevenueBase find based in Ireland?
The saved snapshot records 45 matching company records, 6,423 tracked contacts and 3,625 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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- Professional service firms based in Porto Alegre, Brazil
- Professional service firms based in Recife, Brazil
- Professional service firms based in Rio De Janeiro, Brazil
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Browse the directory
Cite this list
RevenueBase Data Team. Top 25 professional service firms based in Ireland. Snapshot: September 20, 2026. https://revenuebase.ai/companies/professional-service-firms/ireland.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
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Company intelligence · public preview
Top 25 professional service firms based in Ireland
RevenueBase records 45 matching company records for professional service firms based in Ireland, with 6,423 tracked contacts and 3,625 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 professional service firms based in Ireland
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Dublin 2, IrelandReported employees: 1,001-5,000 | Dublin 2, Ireland | 1,001-5,000 | Exact match | 2,952 contacts → |
“KPMG is a leading provider of professional services, offering a range of audit, tax and advisory services to a broad range of domestic and international clients across all sectors…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Dublin, IrelandReported employees: 1,001-5,000 | Dublin, Ireland | 1,001-5,000 | Exact match | 2,374 contacts → |
“In Ireland, Grant Thornton Ireland and Grant Thornton Corporate Finance Limited (and their respective subsidiary/affiliate entities) operate under an alternative practice…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Dublin, IrelandReported employees: 201-500 | Dublin, Ireland | 201-500 | Exact match | 521 contacts → |
“BDO Ireland LLP is an accountancy and business advisory firm that provides Audit, Tax, Deals, and Consulting, Risk & Outsourcing (CR & O) services to entrepreneurial, growing and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Dublin 18, IrelandReported employees: 51-200 | Dublin 18, Ireland | 51-200 | Exact match | 119 contacts → |
“One brand.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Cork, IrelandReported employees: 51-200 | Cork, Ireland | 51-200 | Exact match | 74 contacts → |
“At Baker Tilly, we care about you and the impact you make.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Dundalk, IrelandReported employees: 51-200 | Dundalk, Ireland | 51-200 | Exact match | 68 contacts → |
“UHY FDW is a leading audit, tax and advisory practice in Ireland, driven to achieve a better future together, for our people, our clients and our communities.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Sligo, IrelandReported employees: 51-200 | Sligo, Ireland | 51-200 | Exact match | 41 contacts → |
“Gilroy Gannon brings to its clients a unique partnership - people drawn together from the major international accounting firms, industry and small practice with the common goal of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Tullamore, IrelandReported employees: 11-50 | Tullamore, Ireland | 11-50 | Exact match | 25 contacts → |
“BCA provide a full range of proactive financial, taxation, business advisory, audit, company secretarial and commercial services to our broad range of clients.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Limerick, IrelandReported employees: 11-50 | Limerick, Ireland | 11-50 | Exact match | 23 contacts → |
“HDS, founded in 2004, is an established practice of professional advisors with offices at RiverPoint, one of Limerick’s most recognisable and prestigious landmark buildings.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Mullingar, IrelandReported employees: 11-50 | Mullingar, Ireland | 11-50 | Exact match | 15 contacts → |
“At Stephens Cooke & Associates we are committed to providing a comprehensive range of services to ensure that we are not simply a service provider, but a firm that work in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Blackrock, IrelandReported employees: 1-10 | Blackrock, Ireland | 1-10 | Exact match | 15 contacts → |
“Chartered accountants, auditors and tax consultants” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Clonmel, IrelandReported employees: 11-50 | Clonmel, Ireland | 11-50 | Exact match | 14 contacts → |
“At OGBP we aim to understand our clients’ business`s and work with them in achieving their goals.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Kildare Town, IrelandReported employees: 11-50 | Kildare Town, Ireland | 11-50 | Exact match | 13 contacts → |
“McMahon Auditors Accountants is a well-established firm of accountants, tax advisors, and business consultants, proudly serving clients from our offices in Kildare, Naas, and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Sutton, IrelandReported employees: 11-50 | Sutton, Ireland | 11-50 | Exact match | 11 contacts → |
“We focus on building strong relationships with our personal and business clients by getting to know them, their plans and their aspirations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Dublin, IrelandReported employees: 1-10 | Dublin, Ireland | 1-10 | Exact match | 8 contacts → |
“Qualified Accountants, Business Advisors, and Management Consultants enabling Businesses Grow by helping them with Accounting and Tax compliance needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Cork, IrelandReported employees: 11-50 | Cork, Ireland | 11-50 | Exact match | 7 contacts → |
“At FitzGerald Legal & Advisory you get both specialised legal and advisory knowledge and full service representation as FitzGerald Legal & Advisory is a professional firm with…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Dublin, IrelandReported employees: 11-50 | Dublin, Ireland | 11-50 | Exact match | 7 contacts → |
“Welcome to Corvidae We are the only professional services firm where you can access high quality Accounting, Tax, and HR services all in one place.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Dublin 5, IrelandReported employees: 11-50 | Dublin 5, Ireland | 11-50 | Exact match | 6 contacts → |
“J.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Patrick Mcnamara & Associatespmcncork.ie HQ: Cork, IrelandReported employees: 1-10 | Cork, Ireland | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | HQ: Co Cork, IrelandReported employees: 1-10 | Co Cork, Ireland | 1-10 | Exact match | 4 contacts → |
“Accountants for small, medium and large businesses Tax Consultants and tax planning advice Business consultants for existing and start up businesses Farming tax and accounts…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Ormsby & Rhodesormsby-rhodes.ie HQ: IrelandReported employees: 11-50 | Ireland | 11-50 | Exact match | 3 contacts → |
“Chartered Accountants, Registered Auditors and Business Advisors Ormsby and Rhodes is one of the longest established Accounting Firms in Ireland.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Wexford Town, IrelandReported employees: 1-10 | Wexford Town, Ireland | 1-10 | Exact match | 3 contacts → |
“Michael O’Leary & company was founded in Wexford in 1980.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Clonmel, IrelandReported employees: 1-10 | Clonmel, Ireland | 1-10 | Exact match | 3 contacts → |
“AAL are an innovative and professional practice that provide Advisory, Accountancy & Tax, Management Information Systems, and Organisation and Leadership Services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Co Waterford, IrelandReported employees: 1-10 | Co Waterford, Ireland | 1-10 | Exact match | 2 contacts → |
“O'Dwyer & Co.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Cork, IrelandReported employees: 11-50 | Cork, Ireland | 11-50 | Exact match | 1 contacts → |
“We understand that knowledge is everything and we help clients benefit from it by applying knowledge and expertise from relevant disciplines within the firm and tailoring it to…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 45 company matches
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Professional service firms: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
44 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Ireland, so it is reported there. Company counts and contact totals on this page are exact for Ireland, over 45 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
Publisher-reported method study
The published RevenueBase SmartSearch benchmark
86% good or better at Exact
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. It reports 86% of Exact matches judged good or better, and 77% for a 240-pair sample of one- or two-word categories. This evaluates the method across study queries rather than auditing this individual list.
Read the study and full methodology ↗RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for professional service firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many professional service firms did RevenueBase find based in Ireland?
The saved snapshot records 45 matching company records, 6,423 tracked contacts and 3,625 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 professional service firms based in Ireland. Snapshot: September 20, 2026. https://revenuebase.ai/companies/professional-service-firms/ireland.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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