| databankqp.com | Ontario |
| DataBoss, Inc. | Alberta |
| DataBreeze, Inc. | |
| Databyte Corporation | British Columbia |
| DataCent | Ontario |
| Datacentertalk.com | Ontario |
| Datacom Ltd | Ontario |
| DataCom Network Services, Inc. | Ontario |
| DataDis | Quebec |
| DataDouble Technologies, Inc. | Quebec |
| DataDrill Communications, Inc. | |
| DataFarms | |
| Datahex | Quebec |
| DataHive | Alberta |
| Datakulture | |
| Datalink Systems International, Inc. | British Columbia |
| Datamatrix Computers, Inc. | Ontario |
| Datametrex AI Ltd | |
| DataMotive Systems, Inc. | Ontario |
| DataNet | Alberta |
| Datanova Software, Inc. | |
| Datapanik | British Columbia |
| DataPassports | Ontario |
| Dataperformers | Quebec |
| DataRazor | British Columbia |
| DataRealm, Inc.. | |
| DataRecovery-ON.com | Ontario |
| DataRecoveryBC | British Columbia |
| DataRecoveryRaid.com | British Columbia |
| Datarite | Nova Scotia |
| Datarockets | |
| Datascapes Web Design | Ontario |
| DataSeer | |
| Datasoft Group of Companies | |
| Datassist | Ontario |
| DataStealth, Inc. | |
| Datasym POS, Inc. | Ontario |
| Datatel Solutions, Inc. | |
| DataTool Services, Inc. | Quebec |
| DataTrax Technologies, Inc. | Ontario |
| DataTrium | Quebec |
| Datavalet | Quebec |
| DataVisual Marketing, Inc. | |
| DataWay System Development | |
| Dataways Corporation | Manitoba |
| Datawise Solutions, Inc. | Ontario |
| Datawitness | |
| Dataworld (Canada), Inc. | Quebec |
| DataXile Corporation | Ontario |
| Datazoom Solutions, Inc. | Ontario |