• IBAT College Dublin
• ICDS Group
• ICE Group Ltd
• ICGP. Irish College of General Practitioners
• IES. Integrated Environmental Solutions
• IFPA. Irish Family Planning Association
• IITC. Irish International Trading Corporation
• IN2 Engineering Design Partnership
• IO Associates
• IRISH MOTOR INDUSTRY
• ISM Training & Recruitment Services
• ISS Recruitment & HR Services
• IT Search and Selection (Vertical Markets Group)

• ITC. Independent Trustee Company
• IVC Evidensia - Vetcare
• Icims
• Immedis
• Impulse Recruitment
• Incorporated Orthopaedic Hospital of Ireland
• Independent Irish Health Foods
• Infineon Technologies
• Infinity Quest
• Inform3 Recruitment Ltd
• Infosys
• Infosys BPM (Infosys)
• InisCare

• Inland Fisheries Ireland
• Innovate
• Innovate Business Technology
• Inspire Wellbeing
• Instrotec Ltd
• Integral Communications
• Intellect - Interneer
• Interactive Brokers U.K. Limited
• Intercontinental Exchange - Intercontinental Exchange, Inc
• International Aerospace Coatings
• Interstate Hotels & Resorts (UK)
• Intesa Sanpaolo
• Inver Energy

• Ireland East Hospital Group
• Irish Country Meats
• Irish Heart Foundation
• Irish Heritage Trust
• Irish Hospice Foundation
• Irish Management Institute
• Irish Medical Council
• Iss Facility Services
• Italicatessen Ltd
• Iveagh Garden Hotel
• i-Recruit