- Fiberglass Specialties
- Fibrebond
- Fidelity Investments
- Fidelity TeleAlarm, LLC
- Field Health System
- Fields Communications
- FIESTA NKY
- Fifth Third Bank of Toledo
- Fifth Third Bank-Dayton-Toledo
- Figaro Consulting
- Filenes
- Filipino American Women's Network FAWN)
- Filipino-American National Historical Society - Oregon Chapter
- Fillmore Community Medical Center
- Fillmore County Hospital
- Filtrona Richmond, Inc.
- Financial Services of Virginia, LLC
- Findlay Hancock CVB
- Finger Lakes Donor Recovery Network
- Finger Lakes Health
- Fiore Industries, Inc.
- Firelands Regional Medical Center
- Firestone
- First Allied Securities
- First American Bank
- First American Title Co. - Bakersfield
- First Capital Bank
- First Citizens Bank
- First Commonwealth Bank
- First Community Bank
- First DataMerchant Services
- First Federal Bank
- First Financial Credit Union
- First Health
- First Iowa State Bank
- First Market Bank
- First National Bank
- First National Bank Midwest
- First National Bank, Fairfield
- First Realty Management
- First Security Bank and Trust
- First State Bank
- First Tennessee Bank
- First Union National Bank
- First Whitney Bank and Trust
- Firstgroup
- FirstHealth Moore Regional Hospital
- FirstHealth Moore Regional Hospital - Hoke Campus
- FirstHealth Moore Regional Hospital - Richmond
- FirstPay