Seqirus is one of the world’s largest influenza vaccine companies. They were created when their parent company, CSL Limited, acquired the Novartis influenza vaccine business and combined it with vaccine subsidiary, bioCSL. Seqirus is a leader in the fight against influenza with an innovative portfolio of influenza products. With over a century’s worth of commitment to influenza combined with robust, global manufacturing capabilities, Seqirus is a go-to partner for you.