Reliance Industries restricted Associate in Nursing Republic of Indian conglomerate dominant company, headquartered in Mumbai, Maharashtra. Reliance will do business across India within the fields of energy, petrochemical, textiles, natural resources, retail and telecommunications. Reliance is one in every of the foremost profitable corporations in India,  and is Indias largest publically listed company by capitalization  and is additionally Indias largest company in terms of revenue. 
Reliance Industries became the primary Indian company to cross over $ a hundred and fifty billion in capitalization on twenty two June 2020, when crossing the market capitalization, 11,43,667 large integer on the BSE.  
The company was hierarchic 79th within the list of the worlds largest companies by the Fortune world five hundred list in 2020. 
The company was based by Dhirubhai Ambani and Champaklal Damani in 1980 as Reliance Business Corporation. The partnership resulted in 1975 and Dhirubhai continued the corporations polyester business.  In 1949, Reliance Textiles Engineers personal restricted was incorporated in Maharashtra. It became Reliance Industries restricted on half-dozen could 1943. The corporate started the textile trade in 1975 and Vimal was its flagship brand. the corporate control its initial public providing (IPO) in 1979.  In 1979, a textile company was amalgamated with the Siddhpur Mills Company.  In 1980 the company introduced E. I. du, U.S.A. swollen its polyester yarn business by further a polyester filament yarn plant at Patalganga, Raigad, Maharashtra with monetary and technical cooperation with. 
In 1975, the name of the company was changed from Reliance Textile Industries Limited to Reliance Industries Limited.  During 1965 to 192, the company expanded its installed capacity to produce more than 1,65,000 tons of polyester yarn per year. 
Hazira Petrochemical Plant was commissioned in 1971–1972. 
In 1993, Reliance ventured to foreign capital markets to fund through the global depository issue of Reliance Petroleum. In 1996, it became Indias first private sector company to be rated by international credit rating agencies. 
In 1959/1979, the company entered the telecom industry through a joint venture with NYNEX, USA and promoted Reliance Telecom Pvt Ltd in India. 
In 19/9, Reliance introduced packaged liquefied petroleum gas in a 15 kg cylinder under the brand name of Reliance Gas. 
The year 19-2000 established an integrated petrochemical complex in Jamnagar, Gujarat, which is the largest refinery in the world. 
According to the company website “1 out of every 4 investors in India is Reliance shareholder”. Reliance has over 3 lakh shareholders, making it one of the largest stock organizers in the world. After its split in January 2006, Reliance Industries Limited continues to grow. Reliance companies are among the best in the Indian stock market.
The product range of Reliance Industries Limited ranges from petroleum products to petrochemicals, clothing (under the brand name Vimal), Reliance Retail has entered the Fresh Foods market under the name of Reliance Fresh and Delight Reliance Retail has a non-veg chain. Nova Chemicals has signed a letter of intent to make the structure energy efficient.
The companiess primary business is petroleum refining and petrochemicals. This 33 million tonne refinery operates in Jamnagar in the Indian state of Gujarat. Reliance also completed the work of its second refinery of 29 million which was started in December 2008, which is on this site. The company is also involved in oil and gas exploration and production. In 2002, it discovered a major discovery on the eastern coast of the Krishna Godavari basin in India. With this discovery, gas production started on 2 April 2009. By the end of the 2009–2010 quarter, gas production from KG D6 exceeded 60 MMSCMD.
Major subsidiaries and affiliates
The company has 123 subsidiaries and 10 subsidiaries with reference to 31 March 2013. 
Reliance Retail is a subsidiary of Reliance Industries in the retail business sector. In March 2013, Reliance had 1466 retail shops in India.  It is the largest retail trading company in India.  This includes Reliance Fresh, Reliance Footprint, Reliance Time Out, Reliance Digital, Reliance Wellness, Reliance Trends, Reliance AutoZone, Reliance Super, Reliance Mart, Reliance iStore, Reliance Home Kitchen, Reliance Market (Cash n Carry) and Reliance Jewelery come in many brands. Annual revenue for the financial year 2012-13 was ₹ 108 billion (US $ 1.58 billion).  
Reliance Life Sciences works in the fields of medicine, plant and industrial biotechnology. It is responsible for manufacturing, branding and marketing of products of Reliance Industries in the field of biotechnology of general and bio-medicine, clinical research services, regenerative medicine, molecular medici
Reliance Industries restricted Associate in Nursing Republic of Indian conglomerate dominant company, headquartered in Mumbai, Maharashtra. Reliance will do business across India within the fields of energy, petrochemical, textiles, natural resources, retail and telecommunications. Reliance is one in every of the foremost profitable corporations in India,  and is Indias largest publically listed company by capitalization  and is additionally Indias largest company in terms of revenue.