CSL Limited, established in 1916, has grown from its origins as Commonwealth Serum Laboratories to become a global biotechnology leader. Headquartered in Melbourne, Australia, CSL focuses on developing, manufacturing, and delivering innovative biotherapies and vaccines that address serious medical conditions. Operating through its key divisions—CSL Behring, CSL Seqirus, and CSL Vifor—the company serves patients worldwide with life-saving plasma-derived therapies, cutting-edge vaccines, and specialised treatments for iron deficiency and kidney-related conditions.
With operations in more than 35 countries and a workforce of over 32,000, CSL is a truly global enterprise. Its commitment to research and development drives the discovery of breakthrough therapies for unmet medical needs, while strategic acquisitions, such as the integration of Vifor Pharma, expand its therapeutic offerings. CSL continues to play a critical role in improving public health and advancing medical innovation on a global scale.