


Employees at 4G Clinical rank David Kelleher in the Top 5% of CEOs in Boston. Comparatively, employees at IQVIA rank Ari Bousbib in the Top 35% of CEOs in San Francisco. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Women at 4G Clinical rated their CEO an A+

Women at IQVIA rated their CEO a B

Diverse Employees at 4G Clinical rated their CEO an A+

Diverse Employees at IQVIA rated their CEO an A



At 4G Clinical, employees in the Operations department rate David Kelleher the highest. According to employees, David Kelleher's ability to drive business results is Excellent. At IQVIA, the Operations department's employees rate their CEO highest. And, 50% of IQVIA's employees approve of their CEO's management style.