• FBD Holdings plc
• FDC Group - DC Accountants & Tax Consultants Limited
• FINEOS
• FK International
• FLI Precast Solutions
• FP&A Senior Finance & Executive Search Ltd
• FRS Recruitment (FRS Network)
• Falcon Green
• Family Carers Ireland
• Fannin (DCC Vital)

• Farnham Estate Spa & Golf Resort
• Farrans - Building and Civil Engineering Contractor
• Fastnet Recruitment
• Fehily Timoney and Company
• Felix Recruitment
• Fenergo.
• Field Management Ireland
• FinTrU
• Financial Recruitment Services
• Fircroft Recruitment

• FireEye, Inc
• First Direct Transport Group
• Firstaff Personnel Consultants Ltd
• Fitzpatrick Castle
• Flannery's Hotel Galway
• Flexsource
• Flogas
• Forté Recruitment Specialists
• Fota Wildlife Park
• Frank Keane Holdings

• Frank Keane Volkswagen
• Frasers Group - Sportsdirect.com Retail
• FreshToday
• Fuel
• Fujitsu
• Fusion Recruitment - Rostrum Resources Ltd
• Fónfix (Formerly MPRC, Ireland)