Know Your Rich People, Los Angeles: A List of SoCal's 20 Billionaires
1, O.C. land developer Donald Bren was tops for the region, with a net worth pegged at $12 billion.
2. L.A. arts patron and former developer Eli Broad: $5.8 billion.
3. Biotech mogul Patrick Soon-Shiong: $5.2 billion.
4. Entertainment industry honcho David Geffen: $5.1 billion.
5. Viacom's Sumner Redstone: $3.8 billion.