


Employees at BlackBerry rank John Chen in the Top 50% of CEOs in Waterloo, IA. Similarly, employees at Samsung rank KS Choi in the Top 50% of CEOs in San Francisco. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Women at BlackBerry rated their CEO an A+

Women at Samsung rated their CEO a B

Diverse Employees at BlackBerry rated their CEO a B-

Diverse Employees at Samsung rated their CEO a B-




At BlackBerry, employees in the Engineering department rate John Chen the highest. According to employees, John Chen's ability to drive business results is Excellent. At Samsung, the Sales department's employees rate their CEO highest. And, 50% of Samsung's employees approve of their CEO's management style.