Tycoon's Dubai-headquartered Stallion Group, named after his favorite animal, gets the bulk of its $3.7 billion in revenue from Africa. Businesses span commodities trading, frozen foods, auto assembly and dealerships, including Nissan, Volkswagen, Audi and Porsche. A British and Nigerian citizen, Vaswani was born in India, grew up in Nigeria and went to college in London. He lives in Dubai's tony Emirates Hills in an opulent mansion, which includes an indoor aviary, a nightclub, an automatic car wash and a casino.