Is Slack Canadian?
No
This brand is owned by a foreign parent company.
What we found
US-owned. Acquired by Salesforce (San Francisco) in July 2021. While founded in Canada by Stewart Butterfield and others, now fully controlled by US parent Salesforce.
The receipt
| Verdict | Foreign-owned |
| Category | Technology |
| HQ | San Francisco, California |
| Confidence | high |
| Evidence | Government registry / filing |
| Source | https://www.sec.gov/Archives/edgar/data/1108524/000110852426000060/ex2… registry record “SEC EDGAR 10-K filed 2026-03-02 by Salesforce, Inc. names Slack — parent company's own annual filing.” |
Canadian alternatives to Slack
Every brand below is listed as Canadian-owned in our registry.
| Brand | Category | HQ Location | Ownership Check |
|---|---|---|---|
| Benevity | Technology | Calgary, AB | View ownership → |
| Benevity Inc. | Technology / Corporate Social Responsibility Software | Calgary, AB | View ownership → |
| Cognos Incorporated | Technology | Ottawa, Ontario | View ownership → |
| Constellation Software | Technology | Toronto, ON | View ownership → |
| Corel Corporation | Technology | Ottawa, Ontario | View ownership → |
| Coveo Solutions Inc. | Technology / Enterprise Search and AI | Quebec City, QC | View ownership → |
Spotted something wrong? Ownership changes all the time — report a correction and we'll re-check the records.