Quest Diagnostics Incorporated provides diagnostic testing and services in the United States and internationally. The company develops and delivers diagnostic information services, such as routine, non-routine and advanced clinical testing, anatomic pathology testing, and other diagnostic information services. It offers diagnostic information services primarily under the Quest Diagnostics brand, as well as under the AmeriPath, Dermpath Diagnostics, ExamOne, and Quanum brands to physicians, hospitals, patients and consumers, health plans, government agencies, employers, retailers, pharmaceutical companies and insurers, and accountable care organizations through a network of laboratories, patient service centers, phlebotomists in physician offices, call centers and mobile phlebotomists, nurses, and other health and wellness professionals. The company also provides risk assessment services for the life insurance industry; and healthcare organizations and clinicians information technology solutions. Quest Diagnostics Incorporated was founded in 1967 and is headquartered in Secaucus, New Jersey.

Tempus AI, Inc operates as a healthcare technology company. It engages in providing next generation sequencing diagnostics, polymerase chain reaction profiling, molecular genotyping, and other anatomic and molecular pathology testing to healthcare providers, pharmaceutical companies, biotechnology companies, researchers, and other third parties. The company also offers Insights, a license library of linked clinical, molecular, and imaging de-identified data, as well as a suite of analytical services to analytic and cloud-and-compute tools to pharmaceutical and biotechnology companies; and Trials that provides clinical trial matching services to pharmaceutical companies. In addition, it operates Next; Algos, a suite of algorithmic tests in oncology; Hub, a desktop and mobile platform for ordering, managing, and receiving tests and patient results; and Lens, a platform for researchers and scientists to find, access, and analyze Tempus data. The company has a collaboration with united therapeutics to study use of AI to detect patients at risk for pulmonary hypertension. The company was formerly known as Tempus Labs, Inc. and changed its name to Tempus AI, Inc in January 2023. Tempus AI, Inc was incorporated in 2015 and is headquartered in Chicago, Illinois.

QuidelOrtho Corporation provides diagnostic testing solutions. The company operates through Labs, Transfusion Medicine, Point-of-Care, and Molecular Diagnostics business units. The Labs business unit provides clinical chemistry laboratory instruments and tests that measure target chemicals in bodily fluids for the evaluation of health and the clinical management of patients; immunoassay laboratory instruments and tests, which measure proteins as they act as antigens in the spread of disease, antibodies in the immune response spurred by disease, or markers of proper organ function and health; testing products to detect and monitor disease progression across a spectrum of therapeutic areas; and specialized diagnostic solutions. The Transfusion Medicine business unit offers immunohematology instruments and tests used for blood typing to ensure patient-donor compatibility in blood transfusions; and donor screening instruments and tests used for blood and plasma screening for infectious diseases. The Point-of-Care business unit provides instruments and tests to provide rapid results across a continuum of point-of-care settings. The Molecular Diagnostics business unit offers polymerase chain reaction thermocyclers; amplification systems; and sample-to-result molecular instruments and tests for syndromic infectious disease diagnostics. The company sells its products directly to end users through a direct sales force; and through a network of distributors for professional use in physician offices, hospitals, clinical laboratories, reference laboratories, urgent care clinics, universities, retail clinics, pharmacies, wellness screening centers, blood banks, and donor centers, as well as for individual, non-professional, and over-the-counter use. It operates in North America, Europe, the Middle East, Africa, China, and internationally. The company was incorporated in 1979 and is headquartered in San Diego, California.

OraSure Technologies, Inc., together with its subsidiaries, provides point-of-care and home diagnostic tests, specimen collection devices, and microbiome laboratory and analytical services in the United States, Europe, and internationally. The company's products include InteliSwab COVID-19 rapid test, InteliSwab COVID-19 rapid test pro, InteliSwab COVID-19 rapid test rx, OraQuick Rapid HIV test, OraQuick In-Home HIV test, OraQuick HIV self-test, OraQuick HCV rapid antibody test, OraQuick Ebola rapid antigen test, OraSure oral fluid collection device used in conjunction with screening and confirmatory tests for HIV-1 antibodies; Intercept drug testing systems; immunoassay tests and reagents; and Q.E.D. saliva alcohol test. It also offers genomic products under the Oragene and ORAcollect brands for collecting genetic material from human saliva; Colli-Pee collection devices for the volumetric collection of void urine samples; and microbiome laboratory testing and analytical services. In addition, the company provides microbiome products, such as OMNIgene GUT for self-collecting microbial DNA from feces or stool samples for gut microbiome profiling; OMNIgene GUT DNA and RNA collection devices; and OMNIgene GUT Dx collection device for collection of human fecal samples and the stabilization of DNA from the bacterial community. Additionally, it provides other diagnostic products, such as immunoassays and other in vitro diagnostic tests. The company markets its products to clinical laboratories, hospitals, clinics, community-based organizations and other public health organizations, distributors, government agencies, physicians' offices, commercial and industrial entities, disease risk management, diagnostics, pharmaceutical, biotech, nutrition, companion animal, and environmental markets. OraSure Technologies, Inc. was incorporated in 2000 and is based in Bethlehem, Pennsylvania.

CareCloud, Inc., a healthcare information technology (IT) company, provides a suite of cloud-based solutions and related business services to healthcare providers and hospitals primarily in the United States. It operates in two segments, Healthcare IT and Medical Practice Management. The company's portfolio of proprietary software and business services includes technology-enabled business solutions; cloud-based software; digital health services; healthcare IT professional services and staffing; and medical practice management services. Its technology-enabled business solutions comprise revenue cycle management services, healthcare claims clearinghouse, and medical coding and credentialing services; electronic health records, practice management software and related capabilities, patient experience management solutions, business intelligence and healthcare analytics platforms, and customized applications, interfaces, and various other technology solutions, as well as artificial intelligence, such as CareCloud cirrusAI, AI-powered clinical decision support, AI-powered virtual support assistant, AI-driven appeals, and CareCloud cirrusAI. In addition, the company provides chronic care management, remote patient monitoring, and telemedicine solutions; and professional and consulting services, workforce augmentation and on-demand staffing, and strategic advisory services. Further, it offers medical practice management services to medical practices comprising appropriate facilities, equipment, supplies, support services, nurses, and administrative support staff, as well as management, bill-paying, and financial advisory services. It serves physicians, nurses, nurse practitioners, physician assistants, and other clinicians that render bills for their services. The company was formerly known as MTBC, Inc. and changed its name to CareCloud, Inc. in March 2021. CareCloud, Inc. was founded in 1999 and is headquartered in Somerset, New Jersey.

Co-Diagnostics, Inc., a molecular diagnostics company, develops, manufactures, and sells reagents used for diagnostic tests that function through the detection and/or analysis of nucleic acid molecules in the United States and internationally. The company offers Co-Dx PCR platform, a polymerase chain reaction (PCR) testing to patients in point-of-care and at-home setting. It also provides PCR diagnostic tests for COVID-19, influenza, tuberculosis, hepatitis B and C, human papillomavirus, malaria, chikungunya, dengue, and the zika virus. In addition, the company offers three multiplexed tests to test mosquitos for the identification of diseases carried by the mosquitos; molecular tools for detection of infectious diseases, liquid biopsy for cancer screening, and agricultural applications; tests that identify genetic traits in plant and animal genomes; and portable diagnostic device designed to bring PCR to patients in point-of-care and at-home settings. The company was incorporated in 2013 and is headquartered in Salt Lake City, Utah.

Ainos, Inc., a healthcare company, engages in developing medical technologies for point-of-care testing and safe and novel medical treatment for disease indications. The company offers COVID-19 antigen rapid test kit and Ainos' cloud-based test management App, a cloud-based test management platform comprising an antigen rapid test kit, a personal application, and an enterprise app; COVID-19 nucleic acid test; volatile organic compounds point-of-care testing; Very Low-Dose Oral Interferon Alpha, a low-dose oral interferon alpha formulation based IFN-a's broad treatment applications; and Synthetic RNA developing a SRNA technology platform in Taiwan. It also provides women's health, pneumonia, Ainos Pen, AI Nose, and other products. Ainos, Inc. was formerly known as Amarillo Biosciences, Inc. and changed its name to Ainos, Inc. in May 2021. The company was incorporated in 1984 and is based in San Diego, California.

DermTech, Inc., a molecular diagnostic company, engages in the development and marketing of novel non-invasive genomics tests to aid in the diagnosis and management of melanoma in the United States. The company provides DermTech Melanoma Test (DMT), an innovative non-invasive way to enhance melanoma detection for developing product for non-melanoma skin cancers. It also offers DermTech Smart Sticker, which provides a non-invasively way to collect skin sample including standard care by using scalpel to biopsy suspicious lesions. In addition, it provides research services and technology platform on a contract basis to pharmaceutical companies which use the technology for clinical trials. Further, the company develops gene expression assays for the psoriasis, atopic dermatitis, and aging of the skin to pharmaceutical companies to develop drug products in dermatology; and develop custom gene assays to support the pharmaceutical partners. It sells its products through pathology and oncology practitioners. DermTech, Inc. is headquartered in San Diego, California. On June 18, 2024, DermTech, Inc., along with its affiliate, filed a voluntary petition for reorganization under Chapter 11 in the U.S. Bankruptcy Court for the District of Delaware.