About Quest Diagnostics
Quest Diagnostics is a company based in Los Angeles (United States) founded in 1998 was acquired by Quest Diagnostics in March 2011. It operates as a Managed Services, Pay-per-Use / Usage-Based, and HealthTech. Quest Diagnostics has completed 1 acquisition, including Axys Pharmaceuticals. Quest Diagnostics offers products and services including Lab Testing Services, QUEST AD-Detect Amyloid Beta 42/40, and COVID-19 Testing. Quest Diagnostics operates in a competitive market with competitors including Inflammatix, Agendia, GEN inCode, SD Biosensor and PathogenDX, among others.
- Headquarter Los Angeles, United States
- SectorsHealthcare
- Emailβ’β’β’β’β’β’β’β’
- Website celera.com
- Social LinkedIn
- Acquired by Quest Diagnostics (Mar 2011)
- Legal Name Quest Diagnostics Incorporated
- Investors
- Investments & Acquisitions
- Acquired byQuest Diagnostics
(Mar 2011)
Products & Services of Quest Diagnostics
Quest Diagnostics offers a comprehensive portfolio of products and services, including Lab Testing Services, QUEST AD-Detect Amyloid Beta 42/40, and COVID-19 Testing.
Lab tests are provided for various health conditions.
Blood-based testing is offered for early Alzheimer’s detection.
Molecular and antigen tests are provided for COVID-19.
Investors in Quest Diagnostics
Quest Diagnostics has secured backing from 1 investor, including institutional investors. Prominent investors backing the company include Quest Diagnostics.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Integrated diagnostic and IT services are provided to healthcare organizations. | 1967 | questdiagnostics.com | Madison, United States |
Investor details for Quest Diagnostics
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Investments & Acquisitions by Quest Diagnostics
Quest Diagnostics has strategically engaged in corporate development activities, having acquired 1 company. Notable acquisitions include Axys Pharmaceuticals.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
Protease-based drugs developed for cancer and autoimmune diseases. | axyspharm.com | San Francisco, United States | 1998 | Jun 2001 | $173.4M |
Complete acquisition details for Quest Diagnostics
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Timeline of Quest Diagnostics
3 dated milestones of Quest Diagnostics across 13 years, from founding to its latest funding, stage changes and deals.
- Founded Quest Diagnostics is founded.
- Acquisition Acquires Axys Pharmaceuticals.
- Exit Acquired by Quest Diagnostics.
Competitors of Quest Diagnostics
Quest Diagnostics operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as Inflammatix, Agendia, GEN inCode, SD Biosensor and PathogenDX, among others.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| inflammatix.com | 2016 | San Francisco, United States | $191.47M | 54 | Provider of diagnostic solutions for systemic infections | |
| agendia.com | 2003 | Irvine, United States | $123M | 203 | Genomic diagnostic products for cancer treatment are provided. | |
| genincode.com | 2018 | Manchester, United Kingdom | $4.48M | 26 | Genetic and clinical data are integrated for precision cardiac medicines. | |
| sdbiosensor.com | 2001 | Suwon-si, South Korea | – | – | Biosensors for point-of-care diagnostics are developed by SD Biosensor. | |
| pathogendx.com | 2014 | Tucson, United States | $11.58M | 31 | Provider of DNA-based pathogen testing kits | |
| spectrawave.com | 2012 | Waltham, United States | $79.88M | 36 | Photonic imaging diagnostics for cardiovascular disease treatment are provided. | |
| lepumedical.com | 1999 | Beijing, China | – | – | Interventional cardiology devices are developed and marketed globally. | |
| spectrum-dynamics.com | 2000 | Morges, Switzerland | – | – | Cardiac imaging systems are manufactured using advanced molecular technologies. | |
| affymetrix.com | 1991 | Santa Clara, United States | – | 721 | Provider of technologies for multiplex and simultaneous analysis of biological systems at the cell, protein, and gene level |
Detailed competitors of Quest Diagnostics
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Web traffic of Quest Diagnostics
Websites that share an audience with Quest Diagnostics (celera.com).
Websites whose visitors overlap most with Quest Diagnostics. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| sanger.ac.uk | 100% | 257.8K | #169,901 | View details | |
| novozymes.com | 84% | 92.7K | #445,856 | View details | |
genome.ucsc.edu | genome.ucsc.edu | 80% | – | – | β |
| completegenomics.com | 80% | 11.4K | #2,001,051 | View details | |
| genomenewsnetwork.org | 80% | – | – | View details | |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
All 8 similar websites and full traffic analytics for Quest Diagnostics
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Latest news on Quest Diagnostics
Complete news archive for Quest Diagnostics
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Similar companies to Quest Diagnostics
10 companies that operate in the same segment as Quest Diagnostics (Genomics & Gene Therapy Platforms), ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
mRNA-based therapeutics for diseases including cancer and infections are developed. | 2010 | Cambridge, Massachusetts, United States | USD 2.78 B | USD 1.94 B | 5,800 | |
Digital sequencing technology for cancer detection is developed. | 2012 | Redwood City, California, United States | USD 557.5 M | USD 982.02 M | 2,020 | |
Circulating tumor DNA is screened for early cancer detection. | 2016 | Menlo Park, California, United States | USD 3.22 B | USD 147.17 M | 1,000 | |
Nanopore-based electronic systems for single-molecule analysis are developed. | 2005 | Oxford, Oxfordshire, United Kingdom | USD 1.3 B | USD 301.49 M | 1,480 | |
Provider of genetic test solutions to study ancestry, genealogy, and inherited traits | 2006 | Sunnyvale, California, United States | USD 943.53 M | USD 189.9 M | 265 | |
Provider of DNA testing services to create a family tree and ancestor | 2003 | Yehud, Central District, Israel | USD 40 M | – | – | |
Genetically modified cell lines are developed using AAV gene-editing platform. | 2007 | Cambridge, Cambridgeshire, United Kingdom | USD 46.29 M | – | – | |
Gene therapies for rare diseases including retinal dystrophies are developed. | 2013 | Philadelphia, Pennsylvania, United States | USD 82.8 M | USD 64.73 M | 822 | |
Therapeutics for genetic diseases are developed through targeted interventions. | 2015 | Palo Alto, California, United States | USD 434.2 M | USD 502.08 M | 730 | |
Provider of an online genealogy platform offering a host of services | 1996 | Lehi, Utah, United States | USD 146.2 M | – | – |
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Frequently Asked Questions about Quest Diagnostics
Quest Diagnostics was founded in 1998.
Quest Diagnostics is headquartered in Los Angeles, United States. It is registered at Los Angeles, California, United States.
Diagnostic testing services are offered by Quest Diagnostics across various health sectors. Comprehensive lab tests are conducted for conditions like cancer, diabetes, and infectious diseases. Solutions for hospitals, employers, and health plans are provided to optimize care and manage costs. Collaborations with academic institutions are maintained for medical research. Advanced technology and clinical expertise are integrated to support patient outcomes in multiple industries.
Quest Diagnostics's top competitors include Inflammatix, PathogenDX and Agendia.
Quest Diagnostics offers Lab Testing Services, QUEST AD-Detect Amyloid Beta 42/40, and COVID-19 Testing.
Quest Diagnostics has made 1 acquisition, including Axys Pharmaceuticals.
Quest Diagnostics has 1 investor. Key investors include Quest Diagnostics.
Quest Diagnostics operates through Quest Diagnostics Incorporated.
Yes. Quest Diagnostics was acquired by Quest Diagnostics in March 2011.

