• K-Mac Facilities Management Services
• KC Peaches
• KCM International
• KCM Recruitment
• KENNY WHELAN
• KFC
• KPMG International Cooperative
• KSG
• Kaizen Recruitment Solutions
• Kare
• Kare Plan Ltd
• Kaseya
• Kate Cowhig International Healthcare Recruitment

• Kearys Motors
• Keelings Fruit
• Kellogg Company
• Kelly Services Ltd.
• Keltia Ireland
• Kennedy Security & Consultancy
• Kennedy’s Food Store
• Kenton Black Limited
• Kepak
• Kerry Group plc
• Kevin O'Leary Group
• Key2 Recruitment
• Keyguard Security

• Keywords Studios
• Kids Inc.
• Kilkea Castle Hotel & Golf Resort
• Kilkenny Group
• Kilkenny Hibernian Hotel
• Kilkenny Ormonde Hotel
• Kilkenny River Court Hotel
• Killarney Hotels Limited
• Killarney Plaza Hotel & Spa
• Killarney Towers Hotel & Leisure Centre
• Killashee Hotel
• Killeen Engineering
• Kilronan Castle Hotel

• Kilsaran International
• Kiltipper Woods Care Centre
• Kinsale Hotel & Spa - Farnakill Limited, T/A Kinsale Hotel & Spa
• Kirby Group
• Kish Fish
• Kneat Solutions
• Knights Catering
• Knightsbrook Hotel Spa & Golf Resort
• Korn Ferry International
• Kppm
• Kuehne + Nagel
• Kurt Geiger
• Kylemore Cars