Quest Diagnostics News and Activities

Presence

Quest Diagnostics provides diagnostic information services, including laboratory testing, screening, and data insights for patients, healthcare providers, employers, and health plans. It helps customers support diagnosis, treatment, and wellness monitoring.

Quest Diagnostics products and services overview:

Clinical testing
Drug screening
Genetic testing
Health screening
Anatomic pathology
Diagnostic insights

Revenue: ~$10 billion

Employees: 55,000

Headquarters: Secaucus, United States (USA)

Quest Diagnostics is one of the...

Quest Diagnostics is a company listed under the stock ticker DGX (US).

Quest Diagnostics has a direct presence in 4 countries.

Quest Diagnostics has 6 subsidiaries including Centogene, Foresight Diagnostics and Haystack Oncology.

They are in:

Biotechnology57%
Healthcare43%

Acquisition, funding and merger involving Quest Diagnostics.

Quest Diagnostics has acquired LifeLabs (posted on August 26 2024).
Quest Diagnostics has announced the acquisition of LifeLabs (posted on July 5 2024).

Executives

View the org chart displaying its 150 main executives

Most searched biographies at Quest Diagnostics

Popular executive movements at Quest Diagnostics

Timothy Wentworth has joined the company as Director (posted on March 13 2026).
Benjamin Beauvalot has joined the company as Senior Vice President, Chief Strategy and Mergers and Acquisitions Officer (posted on February 26 2026).

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