Profile Image
VS
Aramark Claimed Company
EMPLOYEE
PARTICIPANTS
270
TOTAL
RATINGS
3783
Serco
EMPLOYEE
PARTICIPANTS
38
TOTAL
RATINGS
391

John Zillmer vs David Dacquino

John Zillmer Aramark's CEO
John Zillmer
Aramark
Bottom 15%
Bottom 15% of Similar Size Companies on Comparably
D
58/100
VS
David Dacquino Serco's CEO
David Dacquino
Serco
Top 50%
Top 50% of Similar Size Companies on Comparably
C+
67/100

Aramark vs Serco CEO Comparison Summary

Employees at Aramark rank John Zillmer in the Bottom 10% of CEOs in Philadelphia, PA. Comparatively, employees at Serco rank David Dacquino in the Bottom 40% of CEOs in Washington, DC. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Gender Score

John Zillmer Aramark's CEO
John Zillmer
Aramark
Bottom 15%
Bottom 15% of Similar Size Companies on Comparably
D
Gender

Women at Aramark rated their CEO a D

David Dacquino Serco's CEO
David Dacquino
Serco
Bottom 10%
Bottom 10% of Similar Size Companies on Comparably
D-
Gender

Women at Serco rated their CEO a D-

Diversity Score

John Zillmer Aramark's CEO
John Zillmer
Aramark
Bottom 25%
Bottom 25% of Similar Size Companies on Comparably
D+
Diversity

Diverse Employees at Aramark rated their CEO a D+

David Dacquino Serco's CEO
David Dacquino
Serco
Bottom 10%
Bottom 10% of Similar Size Companies on Comparably
D-
Diversity

Diverse Employees at Serco rated their CEO a D-

Question:
Do you approve of your CEOs management style?

David Dacquino Serco's CEO
David Dacquino
Serco
N/A

Not Enough Data

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

John Zillmer Aramark's CEO
John Zillmer
Aramark
Excellent
23%
Good
22%
Average
11%
Poor
22%
Very Bad
22%
David Dacquino Serco's CEO
David Dacquino
Serco
N/A

Not Enough Data

Who Ranks the CEO highest?

At Aramark, employees in the Engineering department rate John Zillmer the highest. According to employees, John Zillmer's ability to drive business results is Excellent. At Serco, the IT department's employees rate their CEO highest.

John Zillmer Aramark's CEO
John Zillmer
Aramark
80/100Department - Engineering
68/100Ethnicity - African American/Black
71/100Tenure - 1 to 2 Years
78/100Education - Associate's
63/100Experience - 3 to 6 Years
David Dacquino Serco's CEO
David Dacquino
Serco
80/100Department - IT
67/100Ethnicity - Caucasian
Tenure - N/A
Education - N/A
64/100Experience - Over 10 Years