• NCBI – Working for People with Sight Loss
• NGS Mechanical Services Ltd
• NRG Health & Fitness
• NRL Limited
• NTT DATA Services
• NYX Hotel Dublin
• Naas General Hospital
• National Beauty

• National College of Ireland
• National Gallery of Ireland
• National Pen
• National Rehabilitation University Hospital
• National Treasury Management Agency
• Nayr Recruitment
• Necto Selection
• NeoDyne Ltd

• Netwatch Systems
• Network Security
• New Look Retailers Limited
• Next Retail Limited
• Neylons Facility Management
• Noel Recruitment Group
• Noonan Services Group
• North Cork Creameries

• North Dublin Home Care
• Northern Trust Corporation
• Novo Nordisk
• Nox Hotel Galway
• Nua Healthcare
• Nurse On Call
• Nutbutter
• Nuvo