Hermitage, PA

Benjamin L. Costello

Benjamin L. Costello is a 1974 graduate of Ohio Northern University Pettit College of Law. He joined the firm upon graduation and became a partner, practicing primarily in workers' compensation and estates until his retirement at the end of 2020. He served as managing partner for many years and was a frequent guest speaker on workers' compensation, delivering over 120 presentations. He is recognized as a Workers Compensation litigator by Best Lawyers in America and holds an AV Preeminent rating from Martindale-Hubbell Peer Review.

J. Scott Leckie

J. Scott Leckie is a 1976 graduate of Dickinson School of Law, focusing primarily on Workers' Compensation with an emphasis on occupational lung diseases. He is a nationally recognized authority on Federal Black Lung law and regulations, having lectured to bar associations in several states. He served as Chairman of the Workers Compensation Section of the Pennsylvania Bar Association from 1993-1994. He is listed as a recognized Workers Compensation litigator by Best Lawyers in America and holds an AV Preeminent rating of 4.8 out of 5.0 from Martindale-Hubbell Peer Review.

Dallas W. Hartman

Dallas W. Hartman, founder of the firm, believes that 'Not all attorneys are equal. Therefore, the attorney you chose does make a difference.' He is an honors graduate of Youngstown State University and the Dickinson School of Law, and began practicing law in Pennsylvania in 1984. He has been listed as one of the top 5% of lawyers in Pennsylvania by Super Lawyers Magazine and has been selected as one of the Top 50 Super Lawyers in Pittsburgh since 2012. He was included as one of the Top 100 Super Lawyers in Pennsylvania in 2013 and 2016. He was also recognized by Newsweek magazine as a Leader in Product Liability Litigation. He is a lifetime member of the Million Dollar Advocates and the Multi-Million Dollar Advocates and is listed as one of the Top 100 Trial Lawyers. He emphasizes that the legal system works best when clients are represented by attorneys with the knowledge, ability, and resources to take a case to trial and through the appellate process.

Patrick L. Sullivan

Attorney Patrick Sullivan is a trial attorney who focuses his practice solely on representing injured individuals and families. His career has been dedicated to using the civil justice system to help personal injury and medical malpractice victims obtain the compensation and benefits they deserve. He has litigated hundreds of cases throughout Pennsylvania and tried multiple cases to verdict, including a $10,575,000 settlement for a Mercer County truck driver, multiple seven-figure recoveries for truck accident victims (including a recent $5,000,000 settlement), and a $5,000,000 judgment for a wrongful death case. He also obtained a $1.92 million dollar verdict with Attorney Hartman for a medical malpractice victim. Attorney Sullivan is a member of the Multi-Million Dollar and Million Dollar Advocates forums, recognized as a Top 100 Lawyer in Pennsylvania by the National Trial Lawyers for multiple years, and named a Super Lawyer in Personal Injury.

Thomas W. Minett

Thomas W. Minett, Esquire has been an associate with Dallas W. Hartman PC since 1989, where his practice is devoted to litigation of personal injury cases. For over 40 years, Minett has also served as an Assistant District Attorney (1982-present in Lawrence County) trying murder and major drug cases. He represents victims, whether of crime or injury, and focuses on assembling cases for trial or valuable settlement. A native of Ellwood City, PA, Minett was admitted to the Pennsylvania Bar in 1976 and the Ohio Bar in 1996. He has been admitted to the U.S. District Court Western District of PA (1976), the U.S. Court of Appeals 3rd Circuit (1987), and the U.S. Supreme Court (1996). Since 2017, he has been voted by his peers as one of the top 5% of lawyers in Pennsylvania by Super Lawyers.

Dallas M. Hartman

Dallas M. Hartman, the son of Dallas W. Hartman, grew up working in his father’s firm. Upon graduating from Carnegie Mellon University in Pittsburgh, Pennsylvania with a degree in neuroscience, Dallas attended Penn State Law. Dallas graduated from Penn State Law at the top of his class and sat on the editorial board of the Penn State Law Review. Dallas is the current President of Dallas W. Hartman, P.C. Dallas is one of the youngest members of the Multi-Million Dollar Advocates forums and Top Trial Lawyers in America. In 2021, he was selected as one of the Top 40 Under 40 Trial Lawyers by the National Trial Lawyers. In 2022, 2023, and 2024, he was voted by his peers as a Pennsylvania Super Lawyers Rising Star, a designation reserved for the top 2.5% of attorneys in Pennsylvania who are under the age of 40. Dallas has had success obtaining record breaking results for numerous clients. This includes reaching a $10,575,000 settlement for a client that lost both of his legs in an industrial truck accident, reaching a settlement in excess of $6,000,000 for a client injured in a tractor trailer collision, numerous multi-million medical malpractice payouts for his clients, achieving a $5,000,000 judgment for a client who lost her husband in a drunk driving collision, and achieving a $1,920,000 verdict on a medical malpractice case where the defendants offered no money to settle the case prior to trial. In November of 2018, Dallas was featured by various Pittsburgh, Pennsylvania news outlets as the lead lawyer in a class-action medical malpractice lawsuit against UPMC Jameson in New Castle, Pennsylvania. In February of 2020, Dallas was featured by various Western Pennsylvania news outlets as the lead attorney in a hit-and-run truck accident that led to the death of a teenage girl. Dallas grew up in Lawrence County, Pennsylvania and was an all-state football and basketball player in high school at Wilmington Area School District. He went on to play football in the Ivy League at Columbia University and continued playing football at Carnegie Mellon University. He currently lives in Mercer County. Dallas concentrates his law practice on representing victims of car accidents, truck accidents, motorcycle accidents, medical malpractice, and defective products. He also represents injured workers in workers’ compensation matters.

James E. Douglas

James E. Douglas is a founding partner at Douglas, Joseph & Olson, Attorneys at Law. He graduated from Thiel College and Duquesne University School of Law. Practicing since 1987, he specializes in Workers’ Compensation, personal injury, and estates, having secured numerous high-value settlements. He is an experienced litigator and a member of the Mercer County Bar Association, Pennsylvania Bar Association, Pennsylvania Association for Justice, Western Pennsylvania Trial Lawyers Association, and Pennsylvania State Association of Township Solicitors.