• TEKSYSTEMS INC
• TJX Companies, Inc.
• TTM Healthcare Group
• TUI Group
• Talbot Hotel Stillorgan
• Tandem Project Management
• Team Horizon
• Team Obair
• Teamworx
• Temple Bar Hotel
• Tesco Ireland Limited
• The Alzheimer Society of Ireland
• The Blackstone Group
• The Citco Group Limited
• The Dean Hotel
• The Europe Hotel & Resort
• The Firm - Hotel and Catering Recruitment
• The FitzGerald Group
• The Fitzwilton Hotel
• The Fruit People
• The Gibson Hotel - Galsay
• The Grand Hotel
• The HR Suite
• The Kingsley Hotel
• The Logiskills Group
• The Montenotte Hotel
• The Morgan Hotel
• The National Maternity Hospital
• The National Orthopaedic Hospital Cappagh Designated Activity Company
• The Panel Group
• The People Group
• The Q Cafe Company
• The Recruitment Company
• The Rehab Group
• The River Lee Hotel
• The Rose Hotel
• The School Food Company
• The Shelbourne Hotel
• The SpitJack
• The Westbury Hotel
• The Works Stores
• Thornshaw Scientific
• Thorntons Recycling
• Three Ireland (Hutchison) Limited
• Tier5Group
• Tierney’s Office Automation
• Top Oil
• Top Security Ireland
• Tricel Ireland
• Trinity Care Nursing Homes
• Trinity College Dublin
• Trinity Recruitment