Csl headquarters details
Location map
Open in Google MapsAll Csl office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Melbourne HQ | Victoria | Australia | Headquarters |
About Csl
Csl (Australian Stock Exchange (ASX): CSL) is headquartered in Melbourne, Victoria, Australia. Founded in 1916, the company operates across 9 countries with approximately 29,904 employees worldwide.
Where is Csl's main office?
Csl's main headquarters office is located at 655 Elizabeth Street, Melbourne, Victoria 3000. This serves as the company's primary corporate address and is home to its executive leadership team.
Csl regional offices
Beyond its headquarters in Melbourne, Csl maintains 50 offices across 9 countries. Regional offices span 9 countries.
Csl contact information
The main switchboard for Csl headquarters can be reached at 61393891911. For investor relations, visit csl.com/investor-relations.
What does Csl do?
CSL Limited is an Australian multinational specialty biotechnology company that researches, develops, manufactures, and markets products to treat and prevent serious human medical conditions. CSL's product areas include blood plasma derivatives, vaccines, antivenom, and cell culture reagents used in various medical and genetic research and manufacturing applications. The company was established in 1916 as Commonwealth Serum Laboratories and was wholly owned by the Australian federal government until its privatisation in 1994.
Frequently asked questions
Where is Csl headquarters?
Csl's headquarters is located at 655 Elizabeth Street, Melbourne, Victoria 3000, Australia.
How many offices does Csl have?
Csl operates 50 offices across 9 countries as of 2026.
What is Csl's corporate address?
The official corporate address is 655 Elizabeth Street, Melbourne, Victoria 3000.
When was Csl founded?
Csl was founded in 1916 and has grown to employ approximately 29,904 people worldwide.
What is Csl's phone number?
The main phone number for Csl headquarters is 61393891911.