

Quest Diagnostics Information
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Quest Diagnostics
Summary
Quest Diagnostics has been in the industry for 59 years. The company currently specializes in the Hospital & Health Care area. Its headquarters is located at US. The estimated number of employees - 31557. To connect with Quest Diagnostics employee register on SignalHire.
Organization Website | questdiagnostics.com |
Industries | |
Headquarters Location | 500 Plaza Drive, Secaucus, NJ, 07094 US |
Employees Size | 10000+ employees |
Specialties | Diagnostic testing information and services, Clinical testing, cancer diagnostics and anatomic pathology services, Gene-based and other esoteric testing, Healthcare information technology solutions |
Founded | 1967 |
Employees Turnover 4 quarter 2025
Number of employees switched from or switched to
Total number all of employee turnover
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Number of employees by department
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Length of Employment
Employee tenure at Quest Diagnostics shows a diverse range of experience levels:
9% for 1–2 years12% for 3–4 years17% for 5–7 years14% for 8–10 years47% have over 11 years of service at Quest DiagnosticsDiscover More
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Quest Diagnostics
Dharmendu Damany
President - North
Mariana Ahmed Pérez
Head of HR
Jennifer Zeff
Specimen Technician
Shelly Douvlis
RN Biometric Wellness Screener/ Immunization RN
Lucie Fernandez
Senior Manager, Internal Communications
Barbara Lech
Senior Director, Organizational Effectiveness & Talent Management
Jacqueline Pervez BSN
Medical Screener
Daniel DeMaio
Continuous Improvement Manager
Marcy Simoni
Senior Director, Market Strategy, North Region
Alberto Gaspar Mendoza
Medical Technologist
Blanche Thompson
Route Service Representative
Blake Studer
Senior Category Manager
Ashley Robinson
Medical Laboratory Technician
Mohamed Mohamed
Laboratory Supervisor
Carolyn Seward
Customer Service Specialist
Linara Jones
Insurance Billing Specialist
Melissa Dziak
Manager of Client Engagement
Christopher Yopp
Route Service Representative
Cathy Hoepfinger
Clinical Laboratory Scientist
Parvathi Kurup
Quality Assurance Specialist-Eso
Autumn Thompson
Phlebotomist
Lamekka Hill
Sr. Marketing Specialist - Systems & Process
John Gaccione
Tax Accountant
Elizabeth Del Toro
Quality Care Specialist
youstina kelada
Clinical Laboratory Scientist
Ashley McNally
Phlebotomist
Trevor Lee
Incoming 2026 Finance Intern - FLDP
Laura Smith
Phlebotomist
Patsuda Genest
Certified Phlebotomy Technician
Tatiana Samayoa
Laboratory Associate
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FAQ
Quest Diagnostics operates in the Healthcare Provision industries. More details can be found on the official website: questdiagnostics.com.
The headquarters of Quest Diagnostics are located in Secaucus, United States.
Quest Diagnostics currently employs 10000+ people.
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