| Affinity for Design | Arizona |
| Affinity Global, Inc. | Florida |
| Affinity Life Sciences, Inc. | New Hampshire |
| Affinity Molecules, LLC | |
| Affinity Steps | |
| Affinity Technology | Arizona |
| Affinity, Inc. | California |
| Affinity, Inc. | |
| AffinityCore | |
| Affinius Capital | Texas |
| Affirm, Inc. | |
| Affirma, LLC | Washington |
| Affirmative Computer Products | Arizona |
| Affirmative Technologies | Florida |
| Affirmed Networks, Inc. | Massachusetts |
| Affivant Sciences, Inc. | New York |
| Affixient, LLC | |
| Afflatus Media | |
| Affluency Webs | Colorado |
| Afforai, Inc. | |
| Affordable Business Websites | New York |
| Affordable Computer Services, LLC | Wisconsin |
| Affordable IT | Texas |
| Affordable Marketing | |
| Affordable Printer Care | California |
| Affordable Telephone Systems | California |
| Affordable Web Design and Marketing, Inc. | Virginia |
| Affordable Web Design Chicago | Illinois |
| Affordable Web Sites | Georgia |
| Affordable Working Websites | Ohio |
| Affyimmune Therapeutics, Inc. | |
| AFI Cybernetics Corporation | New York |
| Afinety, Inc. | California |
| Afinity Solutions, Inc. | New York |
| Afiri | Illinois |
| Afirmatech, Inc. | Maryland |
| AFixt | |
| Afiy Technologies, Inc. | |
| afkware | Wisconsin |
| AFL | South Carolina |
| AFL Hyperscale | Washington |
| afl's Knights of Technology, LLC | Michigan |
| AFO | Florida |
| Afore Capital | California |
| AFRA Consulting & Services, Inc. | California |
| African Christian University | |
| Afrikabal, Inc. | |
| AfroTech | |
| AFS Logistics | Louisiana |
| AFS Technologies, Inc. | Florida |