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Quest Diagnostics - M&A Summary and Business Overview

Healthcare ServicesCompany

Quest Diagnostics M&A Summary

Quest Diagnostics has acquired 41 companies, including 8 in the last 5 years. A total of 14 acquisitions came from private equity firms. It has also divested 4 assets.

Quest Diagnostics’ largest acquisition to date was in 2007, when it acquired AmeriPath for $2.0B. It’s largest disclosed sale occurred in 2016, when it sold Focus Diagnostics to DiaSorin for $300M. Quest Diagnostics has acquired in 18 different US states, and 4 countries. The Company’s most targeted sectors include healthcare services (59%) and life science (34%).

Quest Diagnostics Business Overview

Where is Quest Diagnostics headquartered?

Quest Diagnostics is headquartered in Secaucus, New Jersey.

What is Quest Diagnostics’ revenue?

Quest Diagnostics disclosed revenue of 9,872M USD for 2024 and 9,252M USD for 2023.

How many employees does Quest Diagnostics have?

Quest Diagnostics has 45,000 employees.

What sector is Quest Diagnostics in?

Quest Diagnostics is a healthcare services company.

When was Quest Diagnostics founded?

Quest Diagnostics was founded in 1967.

M&A Summary

  • M&A Total Activity43
    • M&A Buy Activity39
    • M&A Sell Activity4
  • Total Sectors Invested 5
  • Total Countries Invested 4
  • M&A Buy/Sell Connections 28
  • M&A Advisors 2

Quest Diagnostics

Quest Diagnostics, Inc.

500 Plaza Drive,
Secaucus, New Jersey 07094
United States,
(973) 520-2700
www.questdiagnostics.com

Quest Diagnostics is a provider of diagnostic information services that patients and doctors need to make better healthcare decisions. The company offers the broadest access to diagnostic information services through its network of laboratories and patient service centers, and provides interpretive consultation through its extensive medical and scientific staff. Quest Diagnostics was founded in 1967 and is based in Secaucus, New Jersey.


M&A Summary

Buy vs Sell

Year ≤ '20 '21 '22 '23 '24 '25 T
Buy (1.2/yr) # 33 1 2 1 1 1 39
vol $5.7B $985M $6.7B
Sell (0.2/yr) # 3 - 1 - - - 4
vol $600M $600M
  43
+350394041424338440

Most Recent M&A

Company Date Value Type
Spectra Laboratories - Select Laboratory Assets 2025-02-24 - Divestiture
Milpitas, California
LifeLabs, Inc. 2024-07-03 985M USD Add-on Acquisition
Toronto, Ontario · www.lifelabs.com
Haystack Oncology, Inc. 2023-04-27 - Add-on Acquisition
Baltimore, Maryland · www.haystackoncology.com
Summit Health-CityMD 2022-11-07 - Divestiture
Novi, Michigan · www.summithealth.com
Summa Health - Outreach Lab Services Business 2022-10-05 - Divestiture
Akron, Ohio
Pack Health 2022-01-18 - Add-on Acquisition
Birmingham, Alabama · www.packhealth.com
Labtech Diagnostics 2021-12-14 - Add-on Acquisition
Anderson, South Carolina · www.labtechdiagnostics.net
Mid America Clinical Laboratories 2020-08-03 - Add-on Acquisition
Indianapolis, Indiana · www.maclonline.com
Blueprint Genetics Oy 2020-01-22 - Add-on Acquisition
Espoo, Finland · www.blueprintgenetics.com
Boyce and Bynum Pathology Laboratories (BBPL) - Clinical Laboratory Services Business 2018-11-27 - Divestiture
Columbia, Missouri
View All >>

M&A by Sector

Sector Buy # Value Sell # Value
Healthcare Services 23 (59%) 4.4B (66%) 3 (75%) 300M (50%)
Life Science 13 (33%) 1.9B (29%) 1 (25%) 300M (50%)
Consumer Services 1 (3%) - - -
Internet Software and Services 1 (3%) 344M (5%) - -
Test/Measurement Equipment 1 (3%) - - -
Total 39 $6.7B 4 $600M

By Geo

State/Country Buy Value Sell Value
United States 36 5.3B 3 300M
  California 8 552M 1 300M
  Massachusetts 4 740M - -
  Michigan 2 - 1 -
  Washington 2 - - -
  Texas 2 - - -
  Ohio 2 - - -
  North Carolina 2 570M - -
  New Mexico 2 - - -
  Kansas 2 934M - -
  Virginia 1 500M - -
  South Carolina 1 - - -
  New York 1 - - -
  Missouri 1 - - -
  Maryland 1 - - -
  Indiana 1 - - -
  Florida 1 2.0B - -
  Alabama 1 - - -
  New Jersey - - 1 -
Sweden 1 420M 1 300M
Canada 1 985M - -
  Ontario 1 985M - -
Finland 1 - - -
Domestic 36 (92%) 5.3B (79%) 3 (75%) 300M (50%)
Cross-border 3 (8%) 1.4B (21%) 1 (25%) 300M (50%)
Total 39 $6.7B 4 $600M

Top M&A Advisors

Legal Deals
Shearman & Sterling
 1
McCarthy Tétrault
 1

Deal Values

buy # Total
> $1B 1 $2.0B
$100M to $1B 8 $4.7B
TOTAL $6.7B
Largest AmeriPath, Inc.
$2.0B (2007-04-16)
sell # Total
$100M to $1B 2 $600M
TOTAL $600M
Largest Focus Diagnostics, Inc.
$300M (2016-03-30)

M&A Connections

Deals
Acquired from
Investor(s)
31%
12 (31%)
Strategic(s)
28%
11 (28%)
Divested to
Strategic(s)
100%
4 (100%)

Company Summary

SECTOR

Healthcare Services

Revenue

9,872   7% 2024
9,252   7% 2023
9,883   9% 2022
10,788   15% 2021
9,437   23% 2020
7,726   3% 2019
7,531   3% 2018
7,709   3% 2017
7,515   1% 2016
7,493   1% 2015
7,435   5% 2014
7,146   4% 2013
7,382   2012
(millions of USD) Show More Show Less

Employees

45,000

Established

1967

Public

NYSE: DGX

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