| Koridor, Inc. | |
| KorrAI Technologies Ltd | Nova Scotia |
| Korthauer Lab | |
| KOS Automated Solutions, Inc | |
| Kosichi Solutions | |
| KostCare Canada Corporation | Ontario |
| Kotick Consulting, Inc. | Ontario |
| Koumbit.org | Quebec |
| Kovasys, Inc. | |
| Koza Technology Consulting, Inc. | Ontario |
| KO_OP | Quebec |
| KP Performance, Inc. | Alberta |
| KPMG-EGYDE Conseils | Quebec |
| Krafix, Inc. | Quebec |
| Kraken Robotics, Inc. | Newfoundland and Labrador |
| Kramer Electronics Canada Ltd | Ontario |
| Kranenburg Software Solutions | |
| Krasbit | Ontario |
| Kraxen | |
| Kre8tive Agency | |
| KreaMedica | Quebec |
| Kreative! | Ontario |
| KreativeHive | |
| KreativeKabbage | |
| Kreis Immersive | |
| Kris & Brake Technologies, Inc. | British Columbia |
| Kris Nielson Design | Alberta |
| Kris' Computer Repair & Sales | Alberta |
| Krisco Designs | Alberta |
| Kriza Designs | Ontario |
| Kronos, Inc. | Ontario |
| KroppShop Ltd | British Columbia |
| Krowd Konnection | |
| Krugo Marketing, Inc. | |
| Krux Analytics, Inc. | |
| Kruz Design | Ontario |
| Krytech Associates, Inc. | Ontario |
| Kryzalid | Quebec |
| KS2 Corp, Inc . | Quebec |
| KSK Computers | Quebec |
| KSP Technology | |
| KSP Technology, Inc. | Saskatchewan |
| KTL Group | Ontario |
| Ku Satellites | Quebec |
| Kube Computers | British Columbia |
| KUBE Technologies | |
| Kubera Payments Corporation | |
| KUBRA Data Transfer Ltd | Ontario |
| Kudos, Inc. | |
| Kula Partners | Nova Scotia |