1988
 -Copper telecom cables facility started
 1992
 -Fiber Optic cables facility started
 1995
 -Optical fiber facility started
 1997
 -Expansion of optical fiber capacity to 1 million-km
 2000
 -Demerger of telecom business from Sterlite Industries Limited
 -Incorporation of Sterlite Optical Technologies Limited 
 
 2001
 
  - As per the Scheme of Demerger the compay has allotted 5,59,12,559
 No. of equity shares
 of face value Rs 5 aggregating Rs 27.95 crore as per the Scheme.
 
  - The Company has signedan MoU with General Cable Corporation, a US
 wire and cable 
 manufacturing company, to form a 50:50 joint venture company in the
 US to manufacture 
 and market optical fibre cable products.
 
 - The Company has signed an MoU with General Cable Corporation US,
 whereby GCC's 
 existing optical fibre cable manufacturing operations would be spun
 off into a joint venture.
 
  - The Credit Rating Information Services of India Ltd. Crisil has
 assigned a rating of `P1+'
 indicating `very strong' to the Rs 150 crore commercial paper
 programme of the company.
 
 - The Company allotted 79,996 No. of Equity shares on exercise of
 options by employees
  as per the ESOP scheme.
 
 2002
 -Expansion of optical fiber capacity to 4 million-km
 -Offices opened in China & United Kingdom 
 -Shifted its office to 7, Kirol Road, Vidyavihar - west , Mumbai 400
 086. Tel No : 5152768/5982300/5983302.  Fax No: 5983720.
 2004
 -Structured data cables facility started
 -Top Telecom Cables Company in India 
 2005
 -Top Telecom Cables Company in India 
 -Delist securities  from Delhi Stock Exchange Association Ltd (DSE)
 with effect from January 20, 2005.
 
 2006
 -Acquisition of power transmission business from Sterlite Industries
 Ltd
 -Commencement of telecom integration & managed services business
 -Offices started in Thailand, Russia & UAE 
 -ELCINA Award 
 2007
 -Expansion of optical fiber capacity to 6 million-km
 -Expansion of power conductor capacity to 115,000 MT
 -Change of company name to Sterlite Technologies Limited
 -Office started in South Africa 
 -Sterlite Optical Technologies Ltd on March 23, 2007 has announced
 the launch of Sterlite BEND-LITE (E) Single Mode Optical Fiber
 specially designed for market requirements of FTTx
 (Fiber-to-the-Home/Premise) networks and applications.
 
 -Ramkrishna Bajaj National Quality Award (RBNQA)- Certificate of
 Merit 2007
 2008
 -Office started in USA
 -Sterlite Technologies wins US$ 17.5 Million contract from EEPCo,
 Ethiopia.
 
 --Deloitte Technology Fast 500 Asia Pacific 2008 
 
 -TEMA National Telecom Award 2008 - Excellence in Exports 
 2009
 -Expansion of optical fiber capacity to 12 million-km
 -Expansion of fiber optic cable capacity to 6 million-km
 -Expansion of power conductor capacity to 160,000 MT 
 -Sterlite Technologies wins Rs 372 crore BSNL contract
 -Asia Pacific Entrepreneurship Award (India) 2009