Our history

Sigma has a long history in the pharmaceutical industry. Founded by two Melbourne pharmacists in 1912, it has grown to become one of the key players in Australia’s pharmacy industry.

• 1912 Sigma Company founded by two Melbourne pharmacists
• 1942 Manufacturing activities commenced
• 1996 QDL acquired
• 1997 Sigma Company Ltd listed on the Exempt Stock Exchange
• 1997 Guardian pharmacy group acquired
• 1998 Amcal pharmacy group acquired
• 1999 SmithKline Beecham's Dandenong manufacturing facility acquired
• 1999 Sigma Company Ltd moves to full ASX listing
• 1999 Arrow Pharmaceuticals incorporated
• 2002 Arrow Pharmaceuticals Ltd listed on the ASX
• 2003 Sigma Company acquires Herron Pharmaceuticals and Chemists' Own
• 2005 Sigma Company Ltd and Arrow Pharmaceuticals Ltd merge and are renamed Sigma Pharmaceuticals Ltd
• 2008 Sigma Pharmaceuticals acquires Orphan Australia
• 2011 Sigma divests its Pharmaceutical Division to Aspen Pharmacare Holdings

Today Sigma is a leading full line wholesale and distribution business to pharmacy. Sigma is also the owner of some of Australia's best known pharmacy brands in Amcal, Guardian and Amcal Max.