Mr John Carl Lemon | Member

John Lemon is a seasoned trial and appellate lawyer with over 25 years’ experience handling complex, high-stakes cases in state and federal trial courts and in the federal appellate courts. With over 50 cases tried to verdict and at least as many arguments before the Ninth Circuit Court of Appeals, Mr. Lemon has won favorable verdicts and appellate decisions in the most serious and complex criminal cases, including theft of trade secrets, racketeering, and murder.

Since joining Singleton Schreiber in 2021, he has led the firm’s liability teams in several major fire cases and other mass torts. In July 2025 – acting as lead counsel in a civil trial for the first time – he won an $11.1M verdict in a personal-injury case arising from a road-rage assault.

Mr. Lemon is certified by the National Board of Trial Advocacy and the State Bar of California as a trial specialist. He was a San Diego Daily Transcript “Top Attorney” for 2009 and was the Best Lawyers 2021 Lawyer of the Year in San Diego for criminal defense. He is AV rated (the highest peer rating for legal ability and ethical standards) by Martindale Hubbell and has been recognized in San Diego Super Lawyers and Best Lawyers in America every year since 2008 and 2014, respectively. He holds a B.A. in Letters with Distinction from the University of Oklahoma and a J.D. from Stanford.