


Employees at Allegion rank David Petratis in the Top 5% of CEOs in Columbus, IN. Similarly, employees at Aptar Group rank Stephan Tanda in the Top 15% 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 Allegion rated their CEO a D+

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Diverse Employees at Allegion rated their CEO an A+

Diverse Employees at Aptar Group rated their CEO an A+




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At Allegion, employees in the Engineering department rate David Petratis the highest. According to employees, David Petratis' ability to drive business results is Good.