| Abbreviation | Definition |
|---|---|
| FCS | Forensic Consulting Specialties |
| FDCS | Family Designs Consulting Services |
| FECG | Financial Executives Consulting Group |
| FFCP | Fidelity Financial Consultant Program |
| FHCE | Flögl Hydro Consulting Engineers |
| FIAC | Fisher IT Asset Consulting |
| FICS | Fidelity Inspection and Consulting Services |
| FIPC | FIABCI International Property Consultant |
| FIWB | Family Income and Wealth Building |
| FJC | Frank Jones Consulting |
| FLC | Foreign Legal Consultant |
| FMCR | Financial Markets Consulting and Resourcing |
| FMCS | Financial Management Consulting Services |
| FMNO | Firm Number |
| FQC | Flight Quality Consultant |
| FRC | Federal Retirement Consultant |
| FSCP | Fire System Consulting Plus |
| FSCU | Fiscal Systems and Consulting Unit |
| FSMC | Facility Solutions Management Consulting |
| FSP | Financial Service Provider |