Companies beginning with “O” that were issued Irish employment permits in January–August 2026. Ireland publishes how many permits each company got, not what it pays.
| Employer | Permits issued | Latest month |
|---|---|---|
| O Callaghan Farm | 1 | January |
| O Sheas Fruit And Veg LTD | 1 | April |
| O'Brien Transport (Newbawn) Ltd | 18 | August |
| O'Brien Water Services Limited | 1 | August |
| O'Byrne Bloodstock Ltd | 1 | July |
| O'Callaghan's Cafe and Delicatessen Ltd | 2 | August |
| O'Cearrúil Limited | 1 | July |
| O'Connell Street Inns Limited | 1 | July |
| O'Connor Sutton Cronin & Associates (M+E) Limited | 1 | February |
| O'Connor Woodwork Solutions Limited | 2 | July |
| O'Connor, Sutton, Cronin & Associates Limited | 8 | August |
| O'Connor’s Confectionery Ennis Ltd | 2 | August |
| O'Donnabhain's Bar & Guesthouse Limited | 3 | July |
| O'Donoghue Racing Ltd | 1 | April |
| O'Dwyer Delaney Limited | 1 | July |
| O'Dwyer Transport and Warehousing Ltd | 3 | June |
| O'Flynn Building & Project Management Ltd | 3 | February |
| O'Flynn Construction Co. Unlimited Company | 1 | April |
| O'Flynn Meats Gracedieu Unlimited | 1 | August |
| O'Gorman Farm Partnership | 1 | January |
| O'Keeffe Civil Ltd | 1 | March |
| O'Keeffe's Bakery Unlimited Company | 1 | April |
| O'Keeffes of Kilkenny Ltd | 1 | July |
| O'Kelly Feed Mills Limited | 1 | March |
| O'Leary Tucker | 1 | March |
| O'Leary's Dingle Boutique Hotel Ltd | 1 | August |
| O'Learys Auto Works Limited | 1 | July |
| O'Loughlin Project Engineers Ltd | 4 | July |
| O'Mahony Meats Limited | 12 | August |
| O'Mahony Pike Architects Limited | 2 | June |
| O'Mahony's Booksellers Ltd. | 1 | August |
| O'Neill Hotel Limited | 2 | August |
| O'Neill O'Malley Limited | 1 | May |
| O'Reilly Bros. Limited | 21 | July |
| O'Reilly, Stuart & Associates Limited | 3 | April |
| O'Shea Shotblasting & Painting Ltd | 2 | April |
| O'Sullivan Rock Breaking Limited | 1 | March |
| O'Toole Transport Limited | 5 | August |
| Oak Central Recruitment Services Limited | 3 | July |
| Oak Tree Bloodstock Limited | 2 | August |
| Oak Underground Solutions Limited | 1 | January |
| Oakdale Nursing Home Ltd | 5 | August |
| Oaklands Garage Limited | 13 | August |
| Oaksmoke Bakeries Limited | 2 | July |
| Oakvale Agri Limited | 1 | January |
| Oakwood Private Nursing Home Limited | 7 | July |
| Oarland Taverns Ltd | 1 | August |
| Ob Design And Engineering Limited | 1 | July |
| Obelisk Communications Limited | 1 | January |
| Oberland Limited | 1 | May |
| OBF Property Investment Group Limited | 1 | July |
| Oblixara Systems Limited | 2 | June |
| OBR Plant Cork Limited | 2 | March |
| Obru Plastics Limited | 1 | January |
| OC Cars & Mobility Limited | 1 | January |
| OCC Hospitality Collection Unlimited Company - previously Persian Properties Unlimited Company | 4 | August |
| Occipital Ltd | 1 | April |
| Occupational Hygiene and Safety Services Limited | 1 | May |
| Ocean & General Maritime Agencies Limited | 1 | February |
| Ocean Blue River Limited | 4 | August |
| Ocean Dragon Limited | 1 | May |
| Ocean Poultry Limited | 1 | August |
| Oceanus Fishing Ltd | 1 | January |
| Ocnh Barna Limited | 1 | July |
| OCS ONE COMPLETE SOLUTION LIMITED | 1 | June |
| Ocuco Limited | 1 | May |
| OCX Capital Ltd | 1 | July |
| ODS Structures Limited | 1 | February |
| Odyssey Social Care Limited | 2 | February |
| Offsite Building Solutions LTD. | 1 | April |
| OGH Vehicle Conversions Limited | 1 | April |
| Oilfield Solutions Limited | 5 | July |
| Oishii Catering Ltd | 1 | February |
| OJA Recruitment Limited | 2 | August |
| Okasih Cuideachta Faoi Theorainn Ráthaíochta (CLG) | 1 | January |
| Okayu Limited | 1 | June |
| Okta Identity Ireland Limited | 1 | June |
| Okyanus Leeb Ireland Ltd | 1 | April |
| Old Head Seafood Limited | 1 | February |
| Old Street Restaurant Limited | 1 | February |
| Oldbay Limited | 1 | March |
| Oldboro Limited | 4 | August |
| Oldcourt Fresh Seafood Company Limited | 1 | August |
| Olive's Room Limited | 5 | July |
| Olive's Seoul Food | 2 | May |
| Oliver Conroy (Pallets) Limited | 1 | January |
| Oliver Foudy Motors Ltd | 1 | July |
| Oliver Marketing (Ireland) Ltd | 2 | August |
| Olmar Foods Limited | 1 | July |
| OLT Haulage Limited | 6 | July |
| Olympian Educational Services Limited | 1 | July |
| Om Jai Maa Restaurants Limited | 2 | August |
| Omber Hair Beauty Limited | 1 | July |
| OMC Technologies DAC | 1 | January |
| OMEGA Systems Support Ltd | 1 | March |
| OmnicomMediaGroup (Ireland) Limited | 3 | June |
| Omniplex Services Limited | 1 | June |
| On Semiconductor Ireland Research and Design Limited | 1 | July |
| One Arena Wellbeing Limited | 1 | August |
| One Direct Ltd | 1 | March |
| One Hundred Degrees Restaurant and Wine Bar Ltd. | 1 | August |
| ONNEC GROUP NI LIMITED | 2 | June |
| OOMPH DATING LIMITED | 1 | January |
| OpenAI Ireland Limited | 2 | August |
| Opening HR Limited | 10 | June |
| OpenSky Data Systems Ltd | 1 | February |
| OPR Health and Fitness Ltd | 1 | April |
| Optical Express Ltd | 1 | July |
| Optimise Performance Limited | 1 | January |
| Optinergy Limited | 2 | April |
| OPTOSAFE IRELAND | 1 | July |
| Optum Services (Ireland) Limited | 47 | August |
| Oracle Cerner Ireland Limited | 2 | July |
| Oracle Emea Ltd | 2 | February |
| Oracle Financial Services Software B.V | 1 | January |
| Oracle Sovereign Cloud Ireland Limited | 1 | July |
| Oradeo Limited | 1 | April |
| ORALE - AUTHENTIC MEXICAN FLAVOR LIMITED | 1 | March |
| Oran Flow Screed Limited | 1 | July |
| Orangeseed DAC | 2 | April |
| Orbit & Skyline India Private Limited | 2 | August |
| Orchard Community Care Limited | 41 | August |
| Order IT Limited | 1 | April |
| Order of St Camillus | 6 | August |
| Oriel Attachments Limited | 4 | April |
| Orient Go | 1 | August |
| Oriental Cook-In Takeaway Limited | 1 | July |
| Oriental Manpower Limited | 1 | January |
| Oriental Min Court Limited | 2 | March |
| Oriental Prosperity Limited | 1 | June |
| Origin Valley Pet Nutrition ULC | 2 | March |
| Origina Limited | 1 | February |
| Original Box Ltd | 1 | January |
| Original Pompeii Pizza Limited | 1 | February |
| Origins Brazilian Jiu-Jitsu School Limited | 1 | January |
| Origins Foster Care Limited | 1 | July |
| Oristano Limited | 1 | August |
| Orix Aviation Systems Limited | 1 | March |
| Orlego Ltd | 1 | April |
| Ormond Dairies Limited | 1 | August |
| Ormond Healthcare Ltd | 5 | August |
| Ornua Co-Operative Limited | 4 | August |
| Orona Midwestern Lifts Ltd | 2 | January |
| Orrantree Leisure Ltd | 1 | April |
| OSA Accountants Limited | 1 | January |
| Osaka Asian Fusion Restaurant Tuam Limited | 2 | August |
| Osaka Korean & Sushi Restaurant Galway Limited | 1 | April |
| Osama Khan | 1 | May |
| OSB Contractors Ltd | 1 | January |
| OSB Group Limited | 8 | July |
| Osborne Lodge Racing Ltd | 2 | May |
| Oscar Painters Limited | 1 | May |
| OSG Property Development Limited | 3 | April |
| OSL Engineering Services Ltd | 1 | January |
| Osprey Hotel Limited | 1 | June |
| OTHS Consultants Limited | 1 | April |
| Ougham House Limited | 4 | May |
| Oulo Limited | 1 | January |
| Our Lady of Lourdes Hospital Drogheda | 77 | August |
| Our Lady's Hospital Navan | 15 | July |
| Our Lady's Manor CLG | 3 | July |
| Outcast Productions DAC | 1 | August |
| Outmin Limited | 1 | August |
| Outsource Staffing Solutions Limited | 1 | April |
| Outsurance Designated Activity Company | 1 | January |
| Ove Arup & Partners Ireland Limited | 23 | August |
| Overhead Door Company of Ireland Limited | 1 | July |
| Owen McDonough & Associates Limited | 1 | February |
| Owengarve Limited | 1 | April |
| OXFAM REPUBLIC OF IRELAND | 1 | March |
| Oxford Global Resources Limited | 4 | August |
| Oxigen Environmental Unlimited Company | 4 | June |
| Oxtron Limited | 1 | March |
| Oyam Limited | 1 | March |
| Oyama Sushi Limited | 1 | March |
| OZ Dental Limited | 1 | January |
Source: Department of Enterprise, Tourism and Employment (Ireland), “Employment permits issued to companies”, covering January–August 2026.
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