Dennis R. Thelen

Dennis R. Thelen is known as one of the hardest working and most successful civil trial attorneys in Southern and Central California. He is one of the three founding members of the firm. Mr. Thelen's practice is limited to civil trial litigation across a range of matters, including representation of physicians and other health care providers in medical malpractice matters, the trial of personal injury and wrongful death lawsuits on behalf of plaintiffs and defendants, employment disputes and business litigation. Mr. Thelen has tried over one hundred civil cases to successful jury verdicts for his clients. His passionate and skilled representation of his clients, trial techniques and results, and remarkable trial record are renowned throughout Southern California, and for many years he has been named by his peers and the Los Angeles Daily Journal as a "Southern California Super Lawyer." His courtesy, professionalism and work ethic are equally well-known to the attorneys who work both with and against him. Awards and Honors Super Lawyers® Selectees Dennis R. Thelen included in a Super Lawyers® list Honors Southern California Super Lawyer, Los Angeles Daily Journal Other Sources of Feedback About Dennis R. Thelen Included on the 2026Southern California Super Lawyers list Past Lists 2025 Southern California Super Lawyers list 2024 Southern California Super Lawyers list 2023 Southern California Super Lawyers list 2022 Southern California Super Lawyers list 2021 Southern California Super Lawyers list 2020 Southern California Super Lawyers list 2019 Southern California Super Lawyers list 2018 Southern California Super Lawyers list 2017 Southern California Super Lawyers list 2016 Southern California Super Lawyers list 2015 Southern California Super Lawyers list 2014 Southern California Super Lawyers list 2013 Southern California Super Lawyers list 2012 Southern California Super Lawyers list 2011 Southern California Super Lawyers list 2010 Southern California Super Lawyers list 2009 Southern California Super Lawyers list 2008 Southern California Super Lawyers list 2007 Southern California Super Lawyers list

• Partner

• California, 1978

• Association of Southern California Defense Counsel (Member and Past President)
• American College of Trial Lawyers (Fellow)
• American Board of Trial Advocates (ABOTA) (Diplomate)
• ABOTA (San Joaquin Chapter) (Past President)
• DRI (Member)