Top Companies
- J A Boland Group (Boland Motor Group)
- J&C Associates
- J&S Automotive
- JD Sports Fashion Plc
- JD Sports Ireland
- JD Wetherspoon
- JJ Rhatigan & Company
- JJ Rhatigan Building Contractors
- JLL - Global Commercial Real Estate Services
- JMK Group
- JP Morgan Chase Bank
- JWR Employment Specialists
- JYSK Ireland Ltd
- Jabil Inc
- Jack & Jones
- Jack Jordans
- Jackson's Hotel & Leisure Centre
- JacksonStone Recruitment
- Jacobs Engineering Group Inc
- Jaguar Land Rover
- James Whelan Butchers
- Jazz Pharmaceuticals
- Jefferson Frank
- Jigsaw – The National Centre for Youth Mental Health
- JobContax Recruitment Agency
- Joe Duffy Group
- John Paul Construction
- Johnson & Johnson
- Johnson & Perrott Motor Group
- Johnson Controls, Inc.
- Johnstown Estate Hotel & Spa
- Johnstown Garden Centre
- Join Talent
- Jones Engineering
- Jones Lang Lasalle
- Joule Group
- Jpmorgan Chase
- Jump Juice Bars Ltd
- Junction 14 Mayfield
- Jurys Inn Hotels Group
- Just Eat