Thermo Fisher Scientific

Roche is a Swiss biopharmaceutical and diagnostic company. The firm's bestselling pharmaceutical products include a variety of oncology therapies from acquired partner Genentech, and its diagnostics group was bolstered by the acquisition of Ventana in 2008. Oncology products account for 50% of pharmaceutical sales, and centralized and point-of-care diagnostics for more than half of diagnostic-related sales.

Water sells liquid chromatography, mass spectrometry, and thermal analysis tools. These analytical instruments provide essential information on various products, such as their molecular structures and physical properties, to help clients enhance the health and well-being of end users. As a percentage of sales in 2023, Waters generated 57% from biopharmaceutical customers, 31% from industrial clients, and 12% from academic/government institutions.

In 1984, Danaher's founders transformed a real estate organization into an industrial-focused manufacturing company. Then, through a series of mergers, acquisitions, and divestitures, Danaher now focuses primarily on manufacturing scientific instruments and consumables in the life science and diagnostic industries after the late 2023 divestiture of its environmental and applied solutions group, Veralto.