OSK have been providing quality and professional business advice to Irish businesses since 1985. OSK offer expertise in audit and accounting services, business advisory, accountants for contractors, small business support, taxation, international tax, payroll, bookkeeping and management accounting. Based in Dublin, we specialise in progressive owner managed businesses and our clients include SMEs, multi-national groups; personal clients and contractors. Contact OSK today to find out more about our professional accounting services.
| Website | https://www.osk.ie |
| Revenue | $5.3 million |
| Employees | 208 (49 on RocketReach) |
| Founded | 1985 |
| Address | E Point Plz, Dublin, Leinster, IE |
| Phone | +353 1 439 4200 |
| Fax | +353 1 439 4299 |
| Technologies | |
| Industry | Accounting, Accounting & Accounting Services, Business Services |
| Web Rank | 4 Million |
| Keywords | Audit, Accounting, Business Advisory, Accountants, Business Advice, Taxation, Financial Services, Tax Services, Consulting, Business Solutions, Financial Management, Assurance, Small Business Support, Financial Planning, Compliance, Bookkeeping, Corporate Tax, Payroll Services, International Tax |
| Competitors | Deloitte, PwC, EY, KPMG In Pakistan, RSM Est, Grant Thornton Ireland, BDO Ireland, Crowe Ireland, Baker Tilly Ireland, SMITH & WILLIAMSON I M LIMITED +21 more (view full list) |
| SIC | SIC Code 872 Companies, SIC Code 8721 Companies, SIC Code 87 Companies, SIC Code 73 Companies |
| NAICS | NAICS Code 54 Companies, NAICS Code 541 Companies, NAICS Code 54121 Companies, NAICS Code 5412 Companies |
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OSK Questions
The OSK annual revenue was $5.3 million in 2026.
Dylan Byrne is the Managing Partner at OSK of OSK.
49 people are employed at OSK.
OSK is based in Dublin, Leinster.
The NAICS codes for OSK are [54, 541, 54121, 5412].
The SIC codes for OSK are [872, 8721, 87, 73].
Top OSK Employees
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Imelda Prendergast
Owner at OSK
Ireland2 -
1
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Kanika Sharma
Accounting Trainee at OSK
Dublin, IE1 -
Eric Andrews
Assistant Audit Manager at OSK
Dublin, IE1 -
1
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Yugal Agarwal
Audit Trainee at OSK
Dublin, IE1 -
Shilpa Sasidharan
Audit Senior at OSK
Dublin, IE1 -
Simon Gollogley
Tax Trainee at OSK
County Dublin, Ireland -
Robert Byrne
Audit Senior at OSK
Dublin, Dublin, Ireland1
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