| Fresh Group Atlantic | Nova Scotia |
| Fresh Idea Websites | Ontario |
| Fresh Media | Prince Edward Island |
| FreshBooks | Ontario |
| Freshmark Design & Branding, Inc. | British Columbia |
| FreshPromo | Ontario |
| Freshr Technologies | |
| Freshwater Creative | Alberta |
| FreshWorks Studio | |
| Freshworks Web Design | British Columbia |
| Fresk | |
| Fresnel Software Corporation | |
| Frey Communications | Ontario |
| Freycinet Ventures | Ontario |
| Friday Design | British Columbia |
| Friendica | |
| Friendly Eagle Software, Inc. | Alberta |
| Friendly PC | Ontario |
| Friends Communication & Design | |
| Friesen Technologies, Inc. | |
| Fright Ideas | Ontario |
| Frima Studio | Quebec |
| Frisbee Studios | Alberta |
| Frmx | |
| Frogstar | Ontario |
| From Earth to Space | |
| Fromson Consulting | |
| Front Logic, Inc. | Saskatchewan |
| Front Page SEO & Domains | |
| Front Row Solutions, Inc. | |
| Front Row Ventures | Quebec |
| Front Runner Training | Ontario |
| Frontech Solutions, Inc. | Alberta |
| FrontFundr Financial Services, Inc. | |
| Frontgrade Technologies | |
| Frontier Networks, Inc. | Ontario |
| Frontier Solutions, Inc. | |
| Frontier Technologies | Nova Scotia |
| FrontierPC.com | British Columbia |
| Frontiva | Quebec |
| Frontline Multimedia, Inc. | British Columbia |
| Frontpage Online | |
| FrontPage Universe | British Columbia |
| Frugal Websites | Ontario |
| Frynge web design | Alberta |
| FSConsul | Alberta |
| fSONA Networks Corporation | British Columbia |
| fSquared Marketing | British Columbia |
| FTA Electronics Enterprise | British Columbia |
| FTC Informatique | |