Forbes list of Indian billionaires is based on an annual assessment of wealth and assets compiled and published by Forbes magazine in 2015. 

Kumar Mangalam Birla is an Indian industrialist and the Chairman of the Aditya Birla Group, one of the largest conglomerate corporations in India. The group is India's third largest business group. He is also the Chancellor of the Birla Institute of Technology & Science.   Kumar Mangalam Birla is a fourth generation member of the Birla family from the state of Rajasthan. He spent his childhood in Kolkata and Mumbai. He has BCom degree from University of Bombay, Chartered Accountancy from ICAI & an MBA from London Business School,London, where he is also an Honorary Fellow. Kumar Mangalam Birla took over as Chairman of the Aditya Birla Group in 1995, aged 28, after the sudden death of his father, Aditya Birla, after whom the group is named. Many doubts were raised about his ability to lead the group with varied interests in textile and garments, cement, aluminum, fertilizers etc. However, under his leadership the Aditya Birla Group has expanded into new sectors including telecom, software and BPO while consolidating its position in existing businesses. When Kumar Mangalam Birla took over the reins of the group in 1995, the turnover was only $US2 billion and overseas operations accounted for a very small part of the overall business with Egypt, Thailand and Indonesia being major centres. Under his leadership the group's turnover increased to $40 billion and it has expanded operations to more than 40 countries. 60 percent of the group's revenues now come from abroad, and employ more than 130,000 people.

Dr. Cyrus S. Poonawalla is the chairman of Poonawalla Group, which includes Serum Institute of India, which is an Indian biotech company that manufactures paediatric vaccines. As per Forbes Mar 2015 rankings, Poonawalla's net worth is $7.9 billion and is ranked #7th richest person in India and #208th richest person in the world. He did his schooling from The Bishop's School in Pune, and later graduated from Brihan Maharashtra College of Commerce, University of Pune, in 1966. He was awarded the Padma Shri for his contribution to the field of medicine, by Government of India in 2005. 

Lakshmi Niwas Mittal (born 15 June 1950) is an Indian steel magnate, based in the United Kingdom. He is the chairman and CEO of ArcelorMittal, the world's largest steelmaking company. Mittal owns 38% of ArcelorMittal and holds a 34% stake in Queens Park Rangers F.C.. In 2007, Mittal was considered to be the richest Hindu and Asian person in Europe. Despite being the eighth wealthiest man in Britain in 2002, he does not hold British citizenship. He was ranked the sixth richest person in the world by Forbes in 2011, but dropped to 82nd place in March 2015. In spite of the drop, Forbes estimated that he still had a personal wealth of US$16 billion in October 2013. He is also the 57th "most powerful person" of the 72 individuals named in Forbes' "Most Powerful People" list for 2015. His daughter Vanisha Mittal's wedding was the second most expensive in recorded history. Mittal has been a member of the board of directors of Goldman Sachs since 2008, and is also member of the board of directors of the Airbus Group (formerly known as European Aeronautic Defence and Space Company (EADS)). He sits on the World Steel Association's executive committee, and is a member of the Indian Prime Minister's Global Advisory Council, the Foreign investment Council in Kazakhstan, the World Economic Forum's International Business Council, and the Presidential International Advisory Board of Mozambique. He also sits on the advisory board ofNorthwestern University's Kellogg School of Management in the United States and is a member of the board of trustees of the Cleveland Clinic. In 2006 The Sunday Times named him "Business Person of 2006", the Financial Times named him "Person of the Year", and Time magazine named him "International Newsmaker of the Year 2006". In 2007, Time magazine included him in their "100 most influential persons in the world".

The Godrej family, is an Indian Parsi family that manages and largely owns the Godrej Group, a conglomerate founded by Ardeshir Godrej and his brother Pirojsha Burjorji Godrej in 1897, spanning sectors as diverse as real estate, consumer products, industrial engineering, appliances, furniture, security and agricultural products. Headed by Adi Godrej alongside his brother, Nadir Godrej, and cousin, Jamshyd Godrej, the family is one of the richest in India; with an estimated net worth of $11.6bn as of 2014.   The family's presence in business began in the then-Bombay in 1897, when Ardeshir Godrej, after reading a newspaper article about rising citywide crime rates, began developing and selling locks, with the assistance of his brother Pirojsha. Ardeshir Godrej died childless; Pirojsha Godrej's sons Burjor, Sohrab, and Naval succeeded in the second generation. Today, grandsons Adi, Nadir, and Jamshyd manage the group. The initial venture, Godrej Brothers, has since diversified across sectors and evolved into multiple companies under the umbrella of the Godrej Group, including Godrej Industries, Godrej Agrovet, Godrej Consumer Products, Godrej Properties,Godrej Infotech, and the holding company Godrej & Boyce. Among the family's most valuable assets is a 3,500-acre estate in Vikhroli, Mumbai, the value of which is estimated at $12 billion if developed; in 2011, the family announced plans to develop three million square feet by 2017, through an internal joint venture composed of Godrej Industries and Godrej Properties. For decades, the family has preserved some 1,750 acres of mangrove swamps within the estate, leading to the 2012 inclusion of Adi Godrej and Jamshyd Godrej in Forbes magazine's list of the richest green billionaires. On June 18, 2014, Godrej family bought the iconic bungalow of Homi J. Bhabha, Mehrangir, for Rs. 372 Cr through an auction initiated by The National Centre for the Performing Arts (NCPA).  

Shiv Nadar (born 14 July 1945) is an Indian industrialist and philanthropist. He is the founder and chairman of HCL and the Shiv Nadar Foundation. As of 2015, his personal wealth is estimated at $13.7 Billion. Nadar founded HCL in the mid-1970s and transformed the IT hardware company into an IT Enterprise over the next three decades by constantly reinventing his company's focus. In 2008, Nadar was awarded Padma Bhushan for his efforts in the IT industry. Nadar, nicknamed by friends asMagus (Old Persian for Wizard), since mid-1990s has focused his efforts in developing the educational system of India through the Shiv Nadar Foundation. Shiv Nadar is the brother of famous tamil novelist Ramanichandran. Nadar was born in 1945 in Moolaipozhi village, about 10 kilometres (6.2 mi) from Tiruchendur in Thoothukudi district(present ), Tamil Nadu, India. His parents were Sivasubramaniya Nadar and Vamasundari Devi. Nadar's mother, Vamasundari Devi, is the sister of S. P. Adithanar, founder of Dina Thanthi newspaper. Nadar studied at Town Higher Secondary School, Kumbakonam. He got admission in the first form (Sixth Standard) on 29 June 1955 and continued his education in Town High School till 1 June 1957. Nadar received a pre-University degree in The American College, Madurai and degree in Electrical And Electronics Engineering from PSG College of Technology,Coimbatore. Nadar began his career at Walchand group's Cooper Engineering in Pune in 1967. he soon gave it up to begin his own venture, in partnerships with several friends and colleagues. These partners were Ajai Chowdhry (Ex-Chairman, HCL Infosystems), Arjun Malhotra (CEO and Chairman,Headstrong), Subhash Arora, Yogesh Vaidya, S. Raman, Mahendra Pratap and DS Puri. The initial enterprise which Nadar and his partners began was Microcomp, a company which focused on selling teledigital calculators in the Indian market. HCL was founded later, in 1976, with an investment of Rs. 187,000. In 1980, HCL ventured into the international market with the opening of Far East Computers in Singapore to sell IT hardware. The venture reported Rs 1 million revenue in the first year and continued to address the Singapore operations. Nadar remained the largest shareholder without retaining any management control.

Pallonji Shapoorji Mistry (born 1929) is an Irish Indian construction tycoon and chairman of Shapoorji Pallonji Group. According to Forbes, his wealth is estimated to be US$16.3 billion as of November 2015. With his 18.4% stake in Tata Sons, he is the single largest shareholder in India's largest private conglomerate Tata Group. He is also the Chairman of the Shapoorji Pallonji Group through which he owns Shapoorji Pallonji Construction Limited, Forbes Textiles and Eureka Forbes Limited. He is also the former Chairman of Associated Cement Companies. Pallonji gave up his Indian citizenship in 2003 to obtain Irish citizenship, because India does not yet allow dual citizenship. His son Cyrus is chairman of Tata Sons. A short biography of Mistry was written in a 2008 book by Manoj Namburu titled The Moguls of Real Estate. Mistry's father first bought shares in the Tata Sons in the 1930s, a stake that currently stands at 18.4%. Mistry is the largest single shareholder in Tata Sons, a firm mostly controlled by trusts. The Mistrys have a huge construction company, Shapoorji Pallonji. Shapoorji, the group patriarch and Pallonji's father, built some of Mumbai's landmarks around the Fort area  the Hong Kong & Shanghai Bank, the Grindlays Bank, the Standard Chartered Bank, the State Bank of India and the Reserve Bank of India buildings. Within the Tata Group he is known as the Phantom of Bombay House for the quiet but assured way he commands power around the south Mumbai headquarters of the Tata Empire. In 2003, he became an Irish citizen "on the basis of his marriage to an Irish born national", Pat (Patsy) Perin Dubash, who was born in September 1939 in Hatch Street Nursing House in Dublin. He gave up his Indian citizenship as the Indian Government currently does not allow dual citizenship, though he remains resident in Mumbai. He owns a stake in the Taj Mahal Hotel which was attacked by terrorists in 2008. The family's interest in Ireland is compounded by their love of horses. They own a 200 acres (0.81 km2) stud farm in Pune, India. Mistry also owns a 10,000-square-foot (930 m2) home in Pune. He has two sons and two daughters. One daughter, Aloo, is married to Noel Tata, the half-brother of Ratan Tata. 

The Hinduja Group is a global conglomerate company headquartered in London, United Kingdom. The company was founded in 1914 by Parmanand Deepchand Hinduja, who was from a Hindu family based in Sindh, India (now in Pakistan). Initially operating in Mumbai, India, he set up the company's first international operation in Iran in 1919. The headquarters of the group moved to Iran where it remained until 1979, when the Islamic Revolution forced it to move to Europe. Srichand Hinduja and his brother Gopichand moved to London in 1979 to develop the export business; Prakash manages the group's finances in Geneva, Switzerland while the youngest brother, Ashok, oversees the Indian interests. The brothers are all devout Hindu, vegetarian and teetotallers, and dress in similar ways, with a preference for black suits and round glasses. Under the leadership of its chairman, Srichand, today the Hinduja Group has become one of the largest diversified groups in the world. The group employs over 70,000 people and has offices in cities of the world and all the major cities in India. In 2014, Srichand and Gopichand Hinduja emerged as the richest men in Britain with a net wealth of about $20 billion. In 2015 at The Asian Awards the Hinduja brothers were honored with the Business Leader of the Year Award. 

Azim Hashim Premji (born 24 July 1945) is an Indian business tycoon, investor and philanthropist, who is the chairman of Wipro Limited, informally known as the Czar of the Indian IT Industry. He was responsible for guiding Wipro through four decades of diversification and growth to finally emerge as one of the global leaders in the Software Industry. In 2010, he was voted among the 20 most powerful men in the world by Asiaweek. He has twice been listed among the 100 most influential people by TIME Magazine, once in 2004 and more recently in 2011. Premji owns 73% percent of Wipro and also owns a private equity fund, PremjiInvest, which manages his $2 billion worth of personal portfolio. In 2013 he gave away 25 per cent of his personal wealth to charity and has also pledged to give away the rest of 25% in the next 5 years. In 1945, Muhammed Hashim Premji incorporated Western Indian Vegetable Products Ltd, based at Amalner, a small town in the Jalgaon district of Maharashtra. It used to manufacture cooking oil under the brand name Sunflower Vanaspati, and a laundry soap called 787, a byproduct of oil manufacture. In 1966, on the news of his father's death, the then 21-year-old Azim Premji returned home from Stanford University, where he was studying engineering, to take charge of Wipro. The company, which was called Western Indian Vegetable Products at the time, dealt in hydrogenated oil manufacturing but Azim Premji later diversified the company to bakery fats, ethnic ingredient based toiletries, hair care soaps, baby toiletries, lighting products, and hydraulic cylinders. In the 1980s, the young entrepreneur, recognising the importance of the emerging IT field, took advantage of the vacuum left behind by the expulsion of IBM from India, changed the company name to Wipro and entered the high-technology sector by manufacturing minicomputers under technological collaboration with an American company Sentinel Computer Corporation. Thereafter Premji made a focused shift from soaps to software. 

Dilip was born in small town of Amreli in Gujarat on 1 October 1955. Shanghvi earned a Bachelor of Commerce degree from the University of Calcutta. He is an alumnus of J. J. Ajmera High School and Bhawanipur Education Society College, from where he did his schooling and graduation, respectively. He started by helping his father in his wholesale generic drugs business in Kolkata. It was during his work as a drugs distributor at Kolkata, he thought of manufacturing his own drugs instead of selling others' products. Dilip Shanghvi started Sun Pharmaceutical Industries with capital of Rs 10,000 in 1982 at Vapi. Shanghvi founded Sun Pharmaceuticals in 1983 with five psychiatry products. Today, it is India's largest drugmaker and most valuable drug company. Appreciation of Sun's stock led to a 50% surge in his personal wealth, amounting to USD 4.7 billion. As of August 2014, he has a net worth of $17.2 billion, according to the Bloomberg Billionaire's Index. He has also been named in the list of Asia's top ten wealthiest self-made billionaires, according to Wealth-X. Shanghvi is also the Chairman and Managing Director of Sun Pharma Advanced Research Company and Shantilal Shanghvi Foundation. In 1997, he acquired Caraco Pharma, a loss-making American company, with the aim of expanding Sun's reach in the United States and turned them around in no time. Both the deals have paid off; the US now accounts for 60% of Sun's revenue. He also acquired Israel's Taro Pharma in 2007. He is also credited with steering Sun Pharma to fifth place in the global generic drugs market. On 19 February 2015, he surpassed Mukesh Ambani as the richest person of India, as his parent company stocks surges. 

Everyone in India must be knowing this man or Business magnet 'Mukesh Ambani ' who is managing director of Reliance industry limited (RIL). Basically, RIL deals mainly in refining, petrochemicals, and in the oil and gas sectors. Reliance Retail Ltd., another subsidiary, is the largest retailer in India. Hope, Every Indian knows this information but about his early life and how he got an opportunity to expand his business? No idea right? . Not a problem, You're about to read short and crispy article about him starting from his schoolings to Successful company. He was born on 19 April 1957 to Dhirubhai Ambani and Kokilaben Ambani.He has a younger brother ,Anil Ambani and two sisters Dipti and Nina Kothari. Do you able to believe that ambani's family lived in Simple two-bedroom apartment in Bhuleshwar Mumbai until 1970.Later his father purchased a 14 floor Apartment named 'SEA WIND' in Colaba where , until recently bothe Mujesh and Anil lived with their Families on different floors. He completed his schoolings in Hill Grange High School at Peddar Road Mumbai and received B.E degree in chemical engineering from the Institute of Chemical Technology Matunga.Let�s look at his most important and interesting part of his life i.e. his business. In 1980, the Indian government under Indira Gandhi opened PFY (polyester filament yarn) manufacturing to the private company. His father Dhirubani ambani was very excited about this opportunity but at the same time there was stiff competition.He believed that this opportunity will do some wonders in his business and will spread across India. So, He struggled along with competetors like TATA,BIRLA etc and finally  he was given license by Government.Since he wont be able to manage the company as its big project .Hence, he requested his elder son Mukesh Ambani to discontinue his MBA from Stnadford. then discontinued the program to help his father and initiated Reliance's backward integration from textiles into polyester fibres and further into petrochemicals, beginning in 1981. Mukesh Ambani set up Reliance Infocomm Limited (now Reliance Communications Limited), which was focused on information and communications technology initiatives. Ambani directed and led the creation of the world's largest grassroots petroleum refinery at Jamnagar, India, which had the capacity to produce 660,000 barrels per day (33 million tonnes per year) in 2010, integrated with petrochemicals, power generation, port and related infrastructure. In 2014, he was ranked 36 on Forbes list of the world's most powerful people and in 2010, he was included in Forbes's list of "68 people who matter most". As of 2013, he is India's richest man and second richest man in Asia. Ambani retains his title as India's richest person for the ninth consecutive year. Through Reliance, he also owns the Indian Premier League franchise Mumbai Indians. In 2012, Forbes named him one of the richest sports owners in the world.

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