John Sheehan

John Sheehan is the Managing Attorney for the Los Angeles office of The Barnes Firm, one of the largest personal injury law firms in the United States. With decades of experience and proven results, John leads a team of highly skilled Los Angeles personal injury attorneys dedicated to achieving the maximum recovery for accident victims across California. Los Angeles, CA Email: John.Sheehan@TheBarnesFirm.com Phone: (800) 800-0000 Free Case Evaluation Since his admission to practice law in 1988, John Sheehan has represented thousands of injured clients, helping them rebuild their lives after serious accidents. He takes pride in fighting for justice on behalf of people harmed by the negligence or carelessness of others. John approaches every case with passion, integrity, and an unwavering commitment to protecting his clients’ rights. Over the course of his career, John has successfully prosecuted complex personal injury cases in both California and New York, taking on some of the nation’s largest corporations and insurance companies. His notable cases include recovering a settlement for the family of a pedestrian struck by a snow plow operator in Buffalo, New York. Before joining The Barnes Firm, John worked alongside Steve Barnes at Cellino & Barnes, where he helped accident victims recover millions of dollars in compensation. Today, he continues that legacy in California, where he proudly serves as a champion for personal injury clients who face powerful corporate defendants and insurers. John’s experience spans a wide range of cases, including construction accidents, workplace injuries, car accidents, truck accidents, slip and fall incidents, and wrongful death claims. He has represented hardworking individuals such as sewer inspectors, millworkers, and laborers injured on the job. Having personally suffered a workplace injury—burns from hot steel at a construction site—John deeply understands the challenges faced by injured workers. This personal experience drives his dedication to advocating for construction and workplace accident victims throughout California.