



Employees at Cogent Communications rank Dave Schaeffer in the Bottom 10% of similar sized companies. Similarly, employees at Zayo Group rank Dan Caruso in the Bottom 10% of similar sized companies. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Women at Cogent Communications rated their CEO an A+

Women at Zayo Group rated their CEO a F

Diverse Employees at Cogent Communications rated their CEO a B

Diverse Employees at Zayo Group rated their CEO a F


At Cogent Communications, employees in the Sales department rate Dave Schaeffer the highest. According to employees, Dave Schaeffer's ability to drive business results is Poor. At Zayo Group, the Sales department's employees rate their CEO highest.