Seqirus opened as a company in 2015, from the joining of bioCSL, our former influenza division and the Novartis Influenza Vaccines business. Together the two elevated Seqirus to the second largest influenza company in the world.

Holly Springs building


With corporate offices in Maidenhead, UK, Seqirus has manufacturing plants in the US, UK, Germany and Australia with extensive research and production expertise. They are a transcontinental partner in pandemic preparedness and a major contributor to the prevention and control of influenza globally.

Visit Seqirus

Our Story

We were established in Australia in 1916 to service the health needs of a nation isolated by war.

Learn More
Job Opportunities

Join us and make history with the brightest, most passionate people from every discipline.

Learn More
Latest News

Find out what's happening now at CSL.

Learn More

Get our latest news in your inbox
First name
Last name


Thank you for subscribing
to the CSL newsletter