Mark Wallace vs Dr. David Callender | Comparably
VS
Profile Image
Texas Children's Hospital Claimed Company
EMPLOYEE
PARTICIPANTS
195
TOTAL
RATINGS
1446
Memorial Hermann Health System Claimed Company
EMPLOYEE
PARTICIPANTS
214
TOTAL
RATINGS
1492

Mark Wallace vs Dr. David Callender

Mark Wallace Texas Children's Hospital's CEO
Mark Wallace
Texas Children's Hospital
Top 25%
Top 25% of Similar Size Companies on Comparably
B
73/100
VS
Dr. David Callender Memorial Hermann Health System's CEO
Dr. David Callender
Memorial Hermann Health System
Top 20%
Top 20% of Similar Size Companies on Comparably
B+
75/100

Texas Children's Hospital vs Memorial Hermann Health System CEO Comparison Summary

Employees at Texas Children's Hospital rank Mark Wallace in the Top 30% of CEOs in Houston. Similarly, employees at Memorial Hermann Health System rank Dr. David Callender in the Top 20% of CEOs in Houston. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Gender Score

Mark Wallace Texas Children's Hospital's CEO
Mark Wallace
Texas Children's Hospital
Top 15%
Top 15% of Similar Size Companies on Comparably
A-
Gender

Women at Texas Children's Hospital rated their CEO an A-

Dr. David Callender Memorial Hermann Health System's CEO
Dr. David Callender
Memorial Hermann Health System
Top 30%
Top 30% of Similar Size Companies on Comparably
B
Gender

Women at Memorial Hermann Health System rated their CEO a B

Diversity Score

Mark Wallace Texas Children's Hospital's CEO
Mark Wallace
Texas Children's Hospital
Top 10%
Top 10% of Similar Size Companies on Comparably
A
Diversity

Diverse Employees at Texas Children's Hospital rated their CEO an A

Dr. David Callender Memorial Hermann Health System's CEO
Dr. David Callender
Memorial Hermann Health System
Top 30%
Top 30% of Similar Size Companies on Comparably
B
Diversity

Diverse Employees at Memorial Hermann Health System rated their CEO a B

Question:
Do you approve of your CEOs management style?

Question:
How would you rate the effectiveness of your CEO to drive business results?

Mark Wallace Texas Children's Hospital's CEO
Mark Wallace
Texas Children's Hospital
Excellent
25%
Good
25%
Average
50%
Poor
0%
Very Bad
0%
Dr. David Callender Memorial Hermann Health System's CEO
Dr. David Callender
Memorial Hermann Health System
Excellent
0%
Good
50%
Average
50%
Poor
0%
Very Bad
0%

Who Ranks the CEO highest?

At Texas Children's Hospital, employees in the Operations department rate Mark Wallace the highest. According to employees, Mark Wallace's ability to drive business results is Average. At Memorial Hermann Health System, the Operations department's employees rate their CEO highest. And, 67% of Memorial Hermann Health System's employees approve of their CEO's management style.

Mark Wallace Texas Children's Hospital's CEO
Mark Wallace
Texas Children's Hospital
98/100Department - Operations
88/100Ethnicity - Asian or Pacific Islander
93/100Tenure - 1 to 2 Years
77/100Education - Some college
84/100Experience - 1 to 3 Years
Dr. David Callender Memorial Hermann Health System's CEO
Dr. David Callender
Memorial Hermann Health System
95/100Department - Operations
78/100Ethnicity - Hispanic or Latino
78/100Tenure - 5 to 10 Years
79/100Education - Bachelor's
95/100Experience - 6 to 10 Years