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Organizational Chart of Quest Diagnostics
Quest Diagnostics Org Chart
www.questdiagnostics.com
has
163 executives and 6 subsidiaries
+1 973 520 2700
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CEO & Chairman
James Davis
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Lead Director
Timothy Ring
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Director
Robert Carter
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Director
Luis Diaz
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Director
Tracey Doi
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Director
Vicky Gregg
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Director
Wright Lassiter
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Director
Timothy Main
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Director
Denise Morrison
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Director
Gary Pfeiffer
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Director
Timothy Wentworth
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CFO
Sam Samad
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Regional Businesses
C...
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Commercial
M...
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Commercial
N...
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Compliance
K...
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HR
C...
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Talent Acquisition
N...
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Talent Acquisition
J...
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Rewards & HR
N...
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CIO & Digital
M...
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Information Security
R...
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Software Engineering & Design
B...
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Marketing & Communications
G...
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Medical
Y...
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Regulation & Quality
A...
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Consumer
R...
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Strategy & M&A
B...
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M&A Integrations
I...
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M&A & Ventures
D...
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Clinical Solutions
K...
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Clinical Laboratory
A...
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Diagnostic Services
P...
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Legal
M...
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Oncology, Genomics & R&D
M...
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Updated Mar 13, 2026
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Quest Diagnostics has 163 executives and 6 subsidiaries
Quest Diagnostics
Haystack Oncology
LifeLabs
Centogene
Hemostasis Reference Laboratory
Natera
Foresight Diagnostics
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