Munger, Tolles & Olson LLP | 11,460 followers on LinkedIn. Munger, Tolles & Olson is a 200-lawyer firm based in Los Angeles with a national practice representing clients in a broad range of complex and high-profile matters. MTO lawyers are known for trying bet-the-company cases and negotiating deals that shape our corporate landscape. The firm has been consistently ranked on The American Lawyer’s A-List since its inception in 2004, including 11 years in the top spot.