Leonard & Lyde was established in 1963 by Raymond A. Leonard and C. Keith Lyde, both past district attorneys of Butte County. Leonard & Lyde maintains offices in both Oroville and Chico, through which it provides a wide range of legal services, emphasizing civil litigation, throughout rural Northern California. Leonard & Lyde also routinely presents seminars to the local medical communities regarding various aspects of medical law and professional medical liability.