Thermo Fisher Scientific develops and manufactures high-end analytical instruments, laboratory equipment, software, consumables, reagents, and services for scientific research, analysis, discovery, and diagnostics. The company serves its customers through five major brands, namely, Thermo Scientific, Applied Biosystems, Invitrogen, Fisher Scientific, and Unity Lab Services. The company operates through four basic segments, namely, Life Science Solutions, Analytical Instruments, Specialty Diagnostics, and Laboratory Products & Services. It offers epigenetics products through its Life Science Solutions and Analytical Instruments business segment.