1976-1990

• Incorporated as a private limited company, Shasun Chemicals in Chennai
• First production facility established at Velachery, Chennai, for manufacture of Analgin (antipyretic).
• Second production facility was established at Puducherry for manufacture of Ibuprofen (anti-inflammatory)

1990-2000

• Third manufacturing unit set up at Cuddalore to manufacture the anti-ulcerative Ranitidine HCI
• Shasun converted into a public limited company, incorporating its present name.
• US subsidiary, Shasun Inc., is established
• The company's shares were listed on Mumbai, Ahmedabad and Chennai stock exchanges.
• Technology and joint marketing agreement signed with Nagase & Co., Japan for S+Ibuprofen
• The company signed a technology agreement with Chircotech, UK, for S+Naproxen.
• The company signed a joint venture agreement with Austin Chemical Company, USA,

2000-Present day

• The company's exports exceeded Rs.100 cr.
• Established a biotech laboratory in its R&D centre.
• Signed a letter of intent with Eli Lilly for supply and manufacture of an anti-TB drug.
• Multi Purpose Plant at Cuddalore was commissioned.
• Completed setting up its new Research Centre.
• Strategic partnership with Glenmark and Alpharma(now part of Actavis) for Development & Supply of Formulation products.
• Completed its first ever acquisition of Rhodia Pharma Solutions business marking its advent in the Global supply arena