vsnl type public traded as bse 500483 nse tatacomm otcqb ttcmy industry telecom founded 1986 founder government of india headquarters mumbai maharashtra india key people vinod kumar ceo & md revenue us 3.2 billion 2014 1 operating income us 182 million 2011 number of employees 2012 2 parent tata group website www.tatacommunications.com tata communications limited is a global telecom indian business conglomerate tata group . the company s infrastructure includes sub sea terrestrial communications networks data centers and it provides fixed line and wireless services . it also holds shares in neotel in south africa tata communications lanka limited in sri lanka and united telecom in nepal . 3 tata communications also holds stake in tata teleservices limited the 6th largest mobile service provider in india with 62.57 million subscribers in april 2015 . tata communications headquarters mumbai contents 1 history 2 services 3 subsidiaries 4 references 5 external links history edit the company was founded as videsh sanchar nigam limited vsnl in 1986 . in 2002 tata group acquired a 45 % stake in vsnl . the international arm of vsnl vsnl international was launched in 2004 . vsnl was completely acquired by the tata group and renamed as tata communications limited on 13 february 2008 . in 2009 tata communications and tyco telecommunications completed the tgn intra asia cable system . tata communications limited is listed on the bombay stock exchange and the national stock exchange of india . services edit tata communications signed an agreement with formula 1 in 2012 to be the official communications provider for the sport and providers core data services that includes powering the website and providing live timing services . 4 in january 2016 windstream communications announced it was extending its 100g network from new jersey fiber operator njfx s presence at tata s cable landing station cls in wall township n.j. to ashburn virginia s internet hub estimated to be the hub for 70 percent of the world s internet traffic . 5 subsidiaries edit tata communications transformation services tcts tata communications data centers limited tcdc tata communications payment solutions limited tcpsl references edit tata communications website . retrieved 2015 02 04 . tata communications ltd information from . mumbai . missing or empty url help ; access date requires url help telecom subscription data january 2015 pdf . trai . 16 june 2015 . retrieved 30 june 2015 . tata communications signs f1 global technology . windstream establishes 100g express route in red hot ashburn va. market via njfx . fiercetelecom.com . 2016 01 19 . retrieved 2016 01 30 . external links edit official website v t e tata group divisions and subsidiaries crom the indian hotels company gateway ginger taj hotels resorts and palaces tajair tata advanced systems tata business support services tata chemicals british salt tata chemicals europe tata chemicals magadi tata communications vsnl international canada tata consultancy services cmc tata research development and design centre tata elxsi tata global beverages eight o clock coffee good earth tea tata coffee tetley tata housing development company tata interactive systems tata investment corp tata motors jaguar land rover tata daewoo tata hispano tata power tata power sed tata steel tata steel europe tayo rolls tata technologies tata teleservices titan industries tanishq trent star bazaar westside voltas tatacliq.com joint ventures airasia india 41 % tata aia 74 % tata aig 74 % tata mcgraw hill vistara 51 % tata sky 80 % tata starbucks 50 % tata docomo 74 % virgin mobile india 74 % telcon construction solutions 40 % shareholdings piaggio aero 33.3 % people jamsetji tata ratanji dadabhoy r gopalakrishnan dorabji tata nowroji saklatwala j. r. d. tata ratan tata pallonji mistry surya kant cyrus pallonji mistry jamshed jiji irani noel tata r. k. krishna kumar other bombay house tata centre tata dhan academy tata family tata football academy tata management training centre tata sons tcs amsterdam marathon tcs nyc marathon category v t e major indian companies economy of india list of companies of india automotive ashok leyland bajaj auto eicher motors hero motocorp hindustan motors mahindra & mahindra tafe tata motors tvs aerospace and defence bharat electronics drdo hal ordnance factories conglomerates aditya birla adani avantha bajaj bharti essar essel gmr godrej gvk hinduja itc jaypee jindal kirloskar jsw l & t lanco mahindra muthoot murugappa ramoji reliance adag reliance rpg sahara shapoorji pallonji sun tata tvs torrent ub videocon wadia civil aviation air india indigo jet airways consumer goods and retail britannia industries dabur flipkart future group godrej consumer hindustan unilever itc nirma reliance retail tata global beverages energy and natural resources bharat petroleum cairn india chennai petroleum coal india gail essar oil hindustan petroleum indian oil corporation l & t national aluminum nhpc nmdc nlc ntpc oil india ongc power finance power grid rinl reliance infrastructure recl sci sesa goa suzlon energy tata power finance andhra bank axis bank bank of baroda bank of india canara bank central bank of india hdfc bank icici bank idbi bank ing vysya bank jammu & kashmir bank kotak mahindra bank lic mudra bank muthoot finance ltd punjab national bank sbi tamilnad mercantile bank union bank of india yes bank healthcare pharmaceutical & biotech aurobindo pharma cadila healthcare cipla glenmark pharmaceuticals dr. reddy s idpl iil lupin sun pharmaceutical manufacturing and heavy industries acc ambuja apollo tyres bengal chemicals and pharmaceuticals bhushan bhel dlf gammon india havells hcc hindalco india cements jindal steel jsw mrf sail tata steel ultratech information technology hcl technologies infosys tata consultancy services tech mahindra wipro media sun group the times group living media telecommunications aircel airtel bsnl idea cellular micromax mobile mtnl reliance communications tata communications benchmark fy 2015 16 revenues of over us 1 billion retrieved from https en.wikipedia.org w index.php title tata communications & oldid 742142064 categories companies based in mumbaitelecommunications companies of indiaeconomy of mumbaitata groupinternet service providers of indiacompanies established in 1986tier 1 networks1986 establishments in indiaformerly government owned companies of indiahidden categories pages using web citations with no urlpages using citations with accessdate and no urluse dmy dates from june 2014use indian english from june 2014all wikipedia articles written in indian englishpages using infobox company with unsupported parameters navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout 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