• Richest Billionaires

Net Worth: $3.3 Billion

Born on February 13, 1941 in Austria, Heidi Horten is one of the world's most successful and influential billionaires, with an estimated net worth of $3.3 billion. She gained her success from investments in the real estate industry, where she made a name for herself as one of the pioneers in upscale urban development. Now…