| Harrison Financial Consulting Ltd |
| Harry Boland & Company |
| Harvey & Co Accountancy Services Ltd |
| Harvey McCrossan Ltd |
| Hassard McClements Limited |
| Haxton |
| Hay Lira Info DAC |
| Hayden Brown |
| Haydon Business Services Ltd |
| Haydon Forensic Services Ltd |
| Hayes & Hayes |
| HBSCA Ltd |
| HCA Business Recovery Ltd |
| HCA Corporate Finance Ltd |
| HDS Partnership |
| Heerey & Co |
| Henry Murray & Company Ltd |
| Henry Murray Partnership |
| Herlihy Tax Consultancy Ltd |
| HGL Accountax Limited |
| Higgins & Co |
| Higgins Accounting & Consultancy Services |
| Hill Vellacott |
| Hinchion & Co |
| Hitchmough Kinnear |
| HLB Ryan Limited |
| HLB Sheehan Quinn |
| HMCI Limited |
| HNH Partners Ltd |
| Holt & Associates |
| Holt Accountancy Services Ltd |
| Hopper & Co |
| Hore & Co Chartered Accountants Limited |
| Horgan Barrett & Co |
| Horgan Barrett Consultancy Services Ltd |
| Houlihan Cushnahan & Co |
| Houlihan Cushnahan Consulting Ltd |
| Houlihan Cushnahan Consulting UK Ltd |
| Houston Hunter |
| Howlett Kavanagh |
| HSM |
| HSM Ashbourne |
| HSOC Consultants Ltd |
| Hubert Darcy & Co |
| Hugh Lennon & Associates |
| Hugh McCarthy & Associates |
| Hugh McGeady and Company |
| Hugh Nolan and Company |
| Hughes Blake Ltd |
| Hunter Sinton & Co |
| Hyland Johnson Keane |
| Hyland Johnson Murray Accountants Ltd |
| Iain Broxson & Company Ltd |
| Improve Your Business Limited |
| Infinity Vision Ltd |
| Insight Accounting Systems Ltd |
| Integral Finance & Technology Ltd |
| Internal Audit Consultancy Services |
| Irish Liquidations |
| Irwin Donaghey Stockman LLP |
| Irwin-McAfee |
| J & B Consultants Ltd |
| J A McKenna & Co |
| J Anthony Dalton & Co |
| J C Walshe & Co |
| J Canty Accountants Ltd |
| J Clarke Accountants Limited |
| J D Bell & Company |
| J D Bell Ltd |
| J Fitzsimons & Co |
| J H McShane & Co |
| J H Swandel FCA |
| J J McCann & Co |
| J J Meegan & Co |
| J M Financial Management |
| J M M Caulfield & Co |
| J M O'Donoghue |
| J McGowan & Co |
| J Murphy & Co |
| J P Cooke & Co |
| J P Fortune & Co |
| J T O'Sullivan |
| J W Mulhern & Co |
| Jackson Andrews |
| Jackson Andrews Consultants Ltd |
| Jackson Andrews Trustees Ltd |
| James B Kennedy & Co |
| James Bateman & Company |
| James Byrne & Company Accountants Ltd |
| James Coyle & Co |
| James F Wallace & Co |
| James F Wallace (Accountancy) Ltd |
| James Fulford & Co Ltd |
| James Hannigan & Co |
| James Hume & Co |
| James Hyland Advisory Ltd |
| James Jennings & Co |
| James O'Brien |
| James P Convery & Co |
| James P Jeffords |
| James T Hughes |
| Jane Byrne Chartered Accountant |
| JBH Business Associates Ltd |
| JBL & Co |
| JCA Trust Services Ltd |
| JDM (Omagh) Ltd |
| JDMR Limited |
| Jemma McClorey Accountancy Services |
| JFM Accountancy Ltd |
| JGC Business Consultants |
| Jim Hughes & Co |
| Jim Langton & Co |
| JMD Accounting & Business Services |
| Jo-Ann McKay |
| Joan O'Sullivan & Co |
| John A Colgan & Co |
| John B Morgan Taxation Services |
| John B Sheehy & Co |
| John Brady & Co |
| John Burke & Company |
| John C Maguire & Company |
| John C Stewart & Co Ltd |
| John Cotter & Company |
| John Crowley & Co |
| John E Hughes & Company |
| John Farry & Co |
| John Flanagan & Co |
| John Foy & Company |
| John H Murphy |
| John Handibode Chartered Accountants |
| John Harding |
| John Higgins & Co |
| John Hourigan & Co |
| John J McCarthy & Co |
| John J Quigg |
| John Jenkins & Co |
| John Lambe |
| John M Shanahan & Assoc Ltd |
| John M Shanahan & Co |
| John MacMahon & Co |
| John MacMahon & Co Ltd |
| John McCarthy Consulting Ltd |
| John McCarthy FCA |
| John McDonnell & Co |
| John McElearney & Co |
| John McElhinney & Co |
| John McGoldrick & Co |
| John McGovern FCA |
| John McVeigh & Co |
| John Neary & Co |
| John O'Connell & Co |
| John P Carlin & Company |
| John P Greely and Company |
| John Power & Co |
| John Tarrant & Co |
| John V Smith & Company |
| Johnson Kenny & Co Limited |
| Johnston & Co Accountants Limited |
| Johnston Carmichael LLP |
| Johnston Consulting |
| Johnston Graham Limited |
| Johnston Kennedy |
| Jonathan M Boggs |
| Jones |
| Jones Peters |
| Joseph Murphy & Co |
| Joseph Murray Limited |
| Joyce & Caplice |
| JPA Brenson Lawlor |
| JPA Brenson Lawlor Limited |
| JPAS Ltd |
| JSR |
| Julia Relihan |
| Justin Connolly & Company |
| K Jennings & Co |
| K L Collins Ltd |
| K Magill & Company Ltd |
| K P Collins & Co |
| K Phelan & Company |
| K R Professional Advisors Ltd |
| K T Nolan & Associates Ltd |
| K W Accountancy & Taxation Services Ltd |
| Karen Allen |
| Karen McGuinness Chartered Accountants |
| KBG Accountants |
| KCA |
| Kealy Mehigan Ltd |
| Kearney & Co |
| Kearney Naughton & Co |
| Keenan Corporate Finance Ltd |
| Keenan Dinkin & Associates |
| Keenan Hughes & Co |
| Keith A Dinsmore & Co |
| Keith Browne & Co |
| Keith Lutton |
| Keith McElhinney & Co |
| Kelantan Ltd |
| Kelliher Kelly & Co |
| Kelliher O'Shea |
| Kelliher O'Shea Limited |
| Kelly & Associates |
| Kelly & Co |
| Kelly & Co North West Ltd |
| Kelly & O'Neill Ltd |
| Kennedy and Company |
| Keogh Accountancy Group |
| Keogh Ryan Tierney Ltd |
| Kerr & Co (Accountants) Ltd |
| Kerry Lehane & Co |
| Kerry Lehane & Co Ltd |
| Keveny Monahan & Co |
| Keveny Monahan Ltd |
| Kevin Barry & Co |
| Kevin Byrne & Co |
| Kevin Higgins |
| Kevin Mannion & Co |
| Kevin McDonagh |
| Kevin Wynne & Co |
| KGM Financial Ltd |
| KHA Higgins |
| Khattak & Co |
| Kiemac Accounting |
| Kieran Corrigan & Co Ltd |
| Kieran Murphy |
| Kieran Murphy & Co |
| Kieran O'Keeffe & Co |
| Kieran Ryan & Co(Professional Advisors)Ltd |
| Kilbride Consulting Tax Partners |
| Kilemades |
| Killeen & Co |
| Killeen Townsend & Co |
| Kinnear & Co Unlimited Company |
| Kinsella & Co |
| Kinsella McCrea & Associates |
| Kirby Healy Chartered Accountants |
| Kirk & Associates |
| Kirker & Co |
| Knowles O'Dowd Carrig |
| KPMG |
| KPMG |
| KPMG |
| KPMG |
| KPMG |
| KPMG Channel Island Limited |
| KPMG LLP |
| KPMG LLP |
| KPMG LLP |
| KPMG LLP |
| KPS Accountants Ltd |
| KSA Shiels & Co |
