Wikipedia
Singapore Telecommunications Limited, commonly abbreviated as Singtel, is a Singaporean telecommunications company, with a combined mobile subscriber base of 500 million customers from its own operations and regional associates in 25 countries at end of March 2014, making it one of the largest mobile network operators in Singapore and the 20–30 largest in the world.
The company was known as Telecommunications Equipment until 1995. Singtel provides ISP ( SingNet), IPTV ( Singtel TV) and mobile phone networks ( Singtel Mobile) and fixed line telephony services.
Singtel has expanded aggressively outside its home market and owns shares in many regional operators, including 100% of the second largest Australian telco, Optus, which was acquired in 2001 from Cable & Wireless and other shareholders of Optus, and 32.15% of Bharti Airtel, the largest carrier in India.
Singtel is also the largest company by market capitalisation listed on the Singapore Exchange and is majority owned by Temasek Holdings, the investment arm of the Singapore government.
Singtel controls significant market share in Singapore, with 82% of the fixed-line market, 47% of the mobile market and 43% of the broadband market in Singapore.
Singtel is an active investor in innovation companies through its Singtel Innov8 subsidiary, founded in 2011 with 200 million.