


Employees at ISS Group rank Daniel Ryan in the Top 15% of CEOs in San Antonio, TX. Similarly, employees at JLL rank Christian Ulbrich in the Top 5% of CEOs in Chicago. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Women at ISS Group rated their CEO an A+

Women at JLL rated their CEO an A+

Diverse Employees at ISS Group rated their CEO a B-

Diverse Employees at JLL rated their CEO an A+




At ISS Group, employees in the Engineering department rate Daniel Ryan the highest. According to employees, Daniel Ryan's ability to drive business results is Excellent. At JLL, the Marketing department's employees rate their CEO highest. And, 69% of JLL's employees approve of their CEO's management style.