Science, Technology & Analytics

CSL is a leading global biotechnology company with a dynamic portfolio of lifesaving medicines, including those that treat haemophilia and immune deficiencies, as well as vaccines to prevent influenza.

Since our start in 1916, we have been driven by our promise to save lives using the latest technologies.

Today, CSL – including our two businesses, CSL Behring and Seqirus – provides lifesaving products to patients in more than 100 countries and employs more than 25,000 people. Our unique combination of commercial strength, R&D focus and operational excellence enables us to identify, develop and deliver innovations so our patients can live life to the fullest.

It began with a promise.CSL, was formed more than 100 years ago to save lives using the latest technologies. In the century since, CSL has grown into a global biotechnology leader, driven by that same promise to save and improve lives. We offer the broadest range of quality plasma-derived and recombinant therapies in our industry. Our ability to innovate and deliver life-saving medicines for patients with rare disease and other unmet medical needs around the world has earned us a reputation for always putting patients first. We are CSL and we are driven by our promise.

CSL has acquired a number of companies. They include: Aventis Behring, which is now known as global biotechnology leader CSL Behring; U.S. plasma collector Nabi, which helped to form the world’s premier plasma collection company in CSL Plasma; the Novartis influenza vaccine business, now integrated and known as Seqirus, the world’s second-largest influenza vaccines company; Calimmune, a leader in gene-modification and cell delivery technology; and Vitaeris, a biopharmaceutical company focused on the development of clazakizumab as a potential treatment option for organ transplant recipients experiencing rejection. Their combined and rich histories make CSL the innovative global leader it is today.


1916 Founded
40+ Countries
30,000+ Employees

CSL Behring

CSL Behring is committed to the patients we serve. This commitment is reflected in our support of programs and activities for patients with rare diseases including bleeding disordersprimary immune deficiencieshereditary angioedemaCIDP and Alpha 1 proteinase inhibitor deficiencies. We partner with patient advocacy organizations to promote quality medical care and service and to improve and expand educational and outreach efforts. We work with government authorities to ensure patients have access to care while also funding medical research.

CSL Plasma

As a leader in plasma collection, CSL Plasma is committed to excellence and innovation in everything we do. Our work helps to ensure that tens of thousands of people are able to live normal, healthy lives. We are committed to our work because lives depend on us. CSL Plasma operates one of the world’s largest and most sophisticated plasma collection networks, with more than 300 plasma collection centers in U.S., Europe and China and employs over 12,000 employees.

CSL Plasma is vertically integrated, meaning plasma collected at CSL Plasma facilities are used by CSL Behring for the sole purpose of manufacture and deliver its life-saving therapies to people in more than 100 countries.


CSL Seqirus

Derived from the expression ‘securing health for all of us’, Seqirus has public health protection at its core. This reflects the promise of our parent company CSL, founded in 1916 to save lives and protect the health of people. Our first true test came with the Spanish Influenza Pandemic and we have been committed to the fight against influenza ever since. Influenza kills. But at Seqirus, we believe it shouldn’t be that way. As the only vaccine company with a singular global focus on influenza, we work tirelessly on cutting-edge research, transformative technologies and the latest methods of production and distribution. Together with our partners we’re on the front line every day, protecting communities from seasonal influenza and global pandemic threats. Our vision is a world protected from influenza.

CSL Vifor

CSL Vifor is a strong and rapidly growing presence in nephrology and is committed to launching the next generation of therapies to truly address the full spectrum of kidney disease, with a focus on dialysis and rare disease. This is supported by our founding heritage and expertise in iron deficiency therapy, helping to support a broad range of patients in need.

Promising FUTURES at CSL

We offer promising FUTURES. Find yours here. At CSL, we have several programs for young adults such as our internships and co-ops. This allows young adults to get practical experience in their fields of study while formulating a relationship with CSL employees and our brand.

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Management Trainee Operations | Florida

CSL are looking for their next Management Trainee Quality!

Palm Bay, Florida
December 31, 2023


Management Trainee Quality | Florida

CSL are looking for their next Management Trainee Quality!

Palm Bay, Florida
December 31, 2023