9. Maruti Suzuki

Year End: March 2012

Profit Before Tax: 2,145 crore

Tax: 418 crore

Effective Tax Rate (In Percent): 19.5

Maruti Suzuki is a subsidiary company of the Japanese automaker Suzuki Motor Corporation. It's headquarters are situated on Nelson Mandella Rd, New Delhi. On 17 September 2007, Maruti Udyog was renamed as Maruti Suzuki India. It was the first company in India to involve in mass production and sale of more than a million cars. In February 2012, it sold its 10th million vehicle in India.

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10. ACC

Year End: December 2011

Profit Before Tax: 1,505 crore

Tax: 296 crore

Effective Tax Rate (In Percent): 19.6

ACC Limited (formally known as the Associated Cement Companies) is the leading cement manufacturing industry in India based in Mumbai. Its registered office is called as the Cement House. In 2004, Swiss cement major Holcim took over the management control of company. On September 2006, the name of The Associated Cement Companies Limited was changed to ACC. It is the sole cement company in India which has achieved the status of Superbrand.

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11. Cipla

Year End: March 2012

Profit Before Tax: 1,448 crore

Tax: 286 crore

Effective Tax Rate (In Percent): 19.8

Cipla is a pharmaceutical company, and is the pioneer for manufacturing of the low-cost anti-AIDS drugs for HIV-positive patients in developing nation. The company was founded by the nationalist Indian scientist Khwaja Abdul Hamied as the Chemical, Industrial & Pharmaceutical Laboratories in 1935. Its products are distributed in country all over the world.