owned enterprise public company traded as bse 533278 nse coalindia bse sensex constituent cnx nifty constituent industry metals and mining founded 1975 headquarters kolkata west bengal india area served india key people sutirtha bhattacharya chairman & md 1 products coal bituminous revenue 806.91 billion us 12 billion 2014 15 2 operating income 215.83 billion us 3.2 billion 2014 15 2 profit 137.27 billion us 2.0 billion 2014 15 2 total assets 1 024.5 billion us 15 billion mar 2015 2 total equity 403.53 billion us 6.0 billion mar 2015 2 owner government of india 79.65 % number of employees 333 097 1st april 2015 2 website www.coalindia.in coal india limited cil is an indian state controlled coal mining company headquartered in kolkata west bengal india . it is the largest coal producer company in the world 3 4 and contributes around 82 % 5 of the coal production in india . it produced 494.24 million tonnes of coal during fy2014 15 1 6 and earned a revenue of 954.35 billion us 14 billion 7 from sale of coal in the same financial year . 1 8 as on 14 october 2015 9 union government of india owns 79.65 % of the shares in cil 10 and controls the operations of cil through ministry of coal . 3 in april 2011 cil was conferred the maharatna status by the union government of india . 11 12 as on 14 october 2015 its market capitalisation was 2.11 trillion us 31 billion making it india s 8th most valuable company by market value . 13 14 15 contents 1 history 1.1 initial public offer ipo 2 operations 2.1 subsidiaries 3 listing and shareholding 4 employees 5 awards and recognitions 6 green initiatives 7 criticism 8 see also 9 references 10 external links history edit coal mining in government sector had started in india in the year 1956 . till then it was totally under the private sector . in september 1956 government of india established its own coal company national coal development corporation ncdc . collieries run by the railways formed the nucleus of ncdc . this was to fulfill the fast growing energy requirements in the country to support rapid industrialization taking place through 5 year plans of the government . in the same year singareni colliery company which was operating in andhra pradesh since 1920 was also brought under government control when the central government and andhra pradesh government acquired its 45 % and 55 % shares respectively . in 1971 the government of india nationalized all the 214 coking coal mines and 12 coke ovens running in the private setor excluding those held by tisco and iisco for their captive use . on 1st jan 1972 a new government company bharat coking coal limited bccl was formed to take control of these nationalized mines and coke ovens . next year on 30th january 1973 all the remaining 711 non coking coalmines of the country in private sector were also nationalized . 184 of these mines were handed over to bccl and remaining 527 were handed over to a newly opened department coal mines authority . 4 months later on 14th june 1973 this department was converted into a separate government company cmal . ncdc earlier formed in 1957 was merged with cmal and 45 % share holding of central government in singareni collieries company ltd was also handed over to cmal . cmal started functioning with its 4 divisions viz eastern coalfields central coalfields western coalfields and central mine planning & design institute . by 1973 all coking coalmines were under bccl which was functioning as a subsidiary of steel authority of india ltd sail under department of steel of the ministry of steel and mines ; and all non coking coalmines were under cmal which was under department of mines of the ministry of steel and mines . for better control both bccl and cmal were brought on 11th october 1974 under the department of coal now an independent ministry of the newly formed ministry of energy . on 1st november 1975 a new public sector company coal india limited cil was formed to enable better organizational and operational efficiency in coal sector . all the 4 divisions of cmal were given the company status and were brought under cil along with bccl . 45 % share holding of the cmal in singareni collieries company was also transferred to cil and cmal was closed . thus cil started functioning in 1975 with 5 subsidiary companies under it . these were bharat coking coal limited bccl eastern coalfields limited ecl central coalfields limited ccl western coalfields limited wcl and central mine planning & design institute limited cmpdil . in due course of time 3 more companies were formed under cil by carving out certain areas of ccl and wcl . these were northern coalfields limited ncl south eastern coalfields limited secl and mahanadi coalfields limited mcl . pursuant to the fuel policy of 1974 cil also started the construction of india s first low temperature carbonisation plant at dankuni in the late 1970s . it was renamed as dankuni coal complex and is one of the best operational plant of this kind in the world . 16 government of india held 100 % equity of cil from 1975 till 2010 . initial public offer ipo edit in october 2010 government of india offered 10 % of the equity shares of cil 631.6 million equity shares to public for sale at an offer price of 245 us 3.60 per share at face value of inr 10 per share . 17 the ipo got over subscribed by 14.17 times . 17 against an ipo issue size of 155 billion equivalent to 240 billion or us 3.6 billion in 2016 it received bids for 2 400 billion equivalent to 3.8 trillion or us 56 billion in 2016 making it the second highest collections in any ipo in india . 18 on the first day of its listing on the stock market its shares soared 40 % higher than ipo price . 19 20 with the listing cil become the fourth most valued company on the indian stock exchanges with a market value of 2.16 trillion equivalent to 3.4 trillion or us 50 billion in 2016 . 19 cil was included in the 30 member bse sensex on 8 august 2011 . on 30 january 2015 in an offer for sale ofs government of india sold a further 10 % stake in cil . priced at 358 us 5.30 per share the sale fetched the government 225.5763 billion equivalent to 240 billion or us 3.54 billion in 2016 making it the largest ever equity offering in the indian share market . 21 operations edit cil is the largest coal producing company in the world . it produced 536.51 mt million tonne coal during fy2015 16 . 22 coal india operates through 81 mining areas in eight states in india . as on 1 april 2015 it has 430 coal mines out of which 175 are open cast 227 are underground and 28 are mixed mines . 23 production from open cast mines during 2014 15 was 92.91 % of total production of 494.24 mt. 24 underground mines contributed to 7.09 % of production . cil further operates 15 coal washeries out of which 12 are for coking coal and 3 are for non coking coal with 23.30 mty and 13.50 mty capacities respectively . it also manages 200 other establishments like workshops hospitals training institutes mine rescue setups etc. subsidiaries edit coal india limited cil produces coal through seven of its wholly owned subsidiaries . these are eastern coalfields limited ecl bharat coking coal limited bccl central coalfields limited ccl western coalfields limited wcl south eastern coalfields limited secl northern coalfield limited ncl and mahanadi coalfields limited mcl . its 8th wholly owned subsidiary central mine planning & design institute limited cmpdil provides exploration planning and technical support to all the 7 production subsidiaries . cmpdil also provides consulting services to third party market clients in the field of exploration mining allied engineering & testing management systems training etc. cil also has a wholly owned subsidiary in mozambique coal india africana limitada cial for pursuing coal mining opportunities in that country . the details of number of employees revenue for fy2012 13 and production of coal is given in the table below subsidiaries of coal india limited name of subsidiary employees as of 31 mar 2015 revenue billion for fy2012 13 coal production in million tons coking coal non coking coal total coal production bharat coking coal limited bccl 56 051 89.37 26.970 4.243 31.213 central coalfields limited ccl 45 011 92.38 16.156 31.905 48.061 eastern coalfields limited ecl 68 681 97.40 0.043 33.868 33.911 mahanadi coalfields limited mcl 22 259 120 .93 107.894 107.894 northern coalfields limited ncl 16 226 99.86 70.021 70.021 south eastern coalfields limited secl 67 800 176 .48 0.157 118.062 118.219 western coalfields limited wcl 50 071 74.23 0.330 41.957 42.287 central mine planning and design institute cmpdi 3 629 6.05 coal india africana limitada north eastern coalfields 2 027 0.605 0.605 dankuni coal complex 474 cil headquarters 868 13.78 total 333 097 770 .49 43.656 408.555 452.211 joint ventures cil has two joint ventures international coal ventures private limited icvpl was formed in 2009 for acquisition of coking coal properties outside india . cil holds 2 7th share in paid up capital of icvpl . cil ntpc urja pvt. limited is a 50 50 jv between cil and ntpc formed in april 2010 for acquisition of coal blocks in india and abroad . listing and shareholding edit listing cil s equity shares are listed on bombay stock exchange where it is a constituent of the bse sensex index scripwise weightages in s & p bse sensex se india 31 aug 2013 and the national stock exchange of india where it is a constituent of the s & p cnx nifty . download list of cnx nifty stocks . csv nse india 31 aug 2013 shareholding on 30 january 2015 79.65 % of the equity shares of the company were owned by the government of india and the remaining 20.35 % were owned by others . on 30 january 2015 in an offer for sale ofs government of india sold a further 10 % stake in cil . priced at inr 358 per share the sale fetched the government inr 225.5763 billion making it the largest ever equity offering in the indian share market . 21 on 18 november 2015 government of india approved another 10 % stake sale in cil . 25 shareholders as on 21 september 2016 shareholding government of india 79.65 % foreign institutional investors fii 8.52 % domestic institutions 8.62 % non institutions 3.21 % total 100.0 % employees edit coal india had 333 097 employees as on 31 march 2015 out of which 314 259 were non executives and 18 838 were executives.it spent rs . 298.74 billion on employee benefits which accounted for 50.54 % of the total expenditure incurred during the fy 2014 15 . awards and recognitions edit coal india limited cil was conferred with two corporate social responsibility awards on 18 february 2013 global csr excellence and leadership award for best corporate social responsibility practices and blue dart most caring companies of india award . for 2012 cil earned a ranking of 48 on overall global performance in the platts top 250 global energy company rankings . cil features on the forbes global 2000 rankings for 2012 at position 377 . coal india on the forbes global 2000 list forbes 31 may 2013 19 october 2013 in december 2012 it was ranked as the 9th on the fortune india 500 list.ioc retains top slot in fortune 500 india list the hindu 15 december 2012 19 october 2013 cil was conferred with company of the year award in a function organised