| KillDisk | Ontario |
| Killick Capital, Inc. | |
| Kilncore, Inc. | |
| Kilobytes Data Solutions, Inc. | Ontario |
| Kilton, Inc. | |
| Kima Security, Inc. | Ontario |
| Kimbo Design, Inc. | British Columbia |
| Kimoby | Quebec |
| Kimtronics, Inc. | Quebec |
| Kinaxis, Inc. | |
| KIND Informatique | Quebec |
| Kindlebit Global, Inc. | |
| Kindred AI | |
| Kindsight | |
| Kinesphere Corporation | Ontario |
| Kinessor | Quebec |
| Kinetic Capital Partners | |
| Kinetic Commerce | Ontario |
| KinetiWare | |
| Kinetix Media Communications | British Columbia |
| Kinex Media, Inc. | |
| Kinexus Bioinformatics | British Columbia |
| King Business Solutions | |
| King Corporation | British Columbia |
| KING Products and Solutions | Ontario |
| King's University College | |
| Kings of the Web | Ontario |
| Kingsford Consulting Ltd | Ontario |
| Kingsoft Canada | Ontario |
| Kingston Information Technologies Ltd | Ontario |
| Kingston Linux Users Group | Ontario |
| Kingston Online Services | Ontario |
| Kingston Software Factory | Ontario |
| Kingston Web Design | Ontario |
| Kingsway Computers Ltd | British Columbia |
| Kingsway Instruments | Alberta |
| KingswaySoft, Inc. | |
| Kingtech Solution, Inc. | British Columbia |
| Kinima | |
| Kinitics Automation Ltd | |
| Kinova, Inc. | Quebec |
| Kinwood Multmedia, Inc. | Ontario |
| Kinzoo Technologies, Inc. | |
| Kioza Concept Design, Inc. | Quebec |
| Kira Talent | |
| Kira, Inc. | |
| Kirby, Pezzack And Associates, Inc. | Ontario |
| Kirsir Internet Solutions | Manitoba |
| KIS Information Systems, Inc. | British Columbia |
| KIS Payments, LLC | |