MARAVAI LIFESCIENCES HOLDINGS, INC.

Description of Business Maravai LifeSciences Holdings, Inc. (also referred to in this document as Maravai, we, us, our or the Company ) is a life sciences company providing critical products and services to enable the development of drugs, therapeutics, vaccines, and diagnostics, and support research on human disease. Our customers include biopharmaceutical companies, emerging biotech firms, life science research organizations, academic research institutions and diagnostics companies. Our comprehensive product portfolio addresses the critical stages of biopharmaceutical development, offering: complex nucleic acids for therapeutic, vaccine, and diagnostic applications; custom enzymes for research and diagnostic use; and antibody-based solutions to detect impurities during the production of biopharmaceutical products. Business Segments and Products We operate and report our business in two segments TriLink, formerly referred to as Nucleic Acid Production, and Cygnus, formerly referred to as Biologics Safety Testing. During fiscal year 2025, we renamed our reportable segments from Nucleic Acid Production and Biologics Safety Testing to TriLink and Cygnus, respectively. This change reflects updated segment naming to better align with our internal brand and operating terminology. There were no changes to the composition of our reportable segments, the nature of the products and services offered, or the manner in which the chief operating decision maker ( CODM ) evaluates the Company’s operating performance or allocates resources.