![Klas Michael Karlsson](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Klas Michael Karlsson is the founder of Yellow Brand Protection AB, founded in 2010, where the title held is Chief Operating Officer.
The current job is Chief Executive Officer at Interactive Security International AB, starting in 2006.
Former job includes Chief Executive Officer at Whistleblowing Solutions AB from 2020 to 2025.
| Companies | Position | Start |
|---|---|---|
Yellow Brand Protection AB
 Yellow Brand Protection AB Information Technology ServicesTechnology Services Provides custom computer programming services | Founder | 2009-12-31 |
Interactive Security International AB
 Interactive Security International AB Miscellaneous Commercial ServicesCommercial Services Provides business consulting services | Chief Executive Officer | 2006-10-31 |
| Companies | Position | End |
|---|---|---|
Whistlelink
 Whistlelink Packaged SoftwareTechnology Services Provides whistleblower software solutions | Chief Executive Officer | 2025-11-30 |
Active
Inactive
Listed companies
Private companies
| Private companies | 3 |
|---|---|
Yellow Brand Protection AB
Yellow Brand Protection AB Information Technology ServicesTechnology Services Provides custom computer programming services | Technology Services |
Interactive Security International AB
Interactive Security International AB Miscellaneous Commercial ServicesCommercial Services Provides business consulting services | Commercial Services |
Whistlelink
Whistlelink Packaged SoftwareTechnology Services Provides whistleblower software solutions | Technology Services |
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