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Cincinnati Magazine Names 12 UB Greensfelder Partners to Its 2026 Top Lawyers List
January 12, 2026
Partner | Co-Group Leader, Product Liability
P.J. represents medical device and pharmaceutical manufacturers in pattern litigation or mass torts, particularly multidistrict litigation (MDL), and in “one-off” product liability suits. He serves as national coordinating and trial counsel in large, complex matters and individual cases. He has defended toxic and environmental exposure suits, and he also defends individuals and companies in alleged class actions and complex business litigation, particularly involving claims of fiduciary breaches, consumer fraud, deceptive practices, and professional negligence.
P.J. has been a key member of trial teams in high-profile litigation and actively manages all stages of pretrial proceedings. He has significant experience defending and examining corporate and expert witnesses in various fields, including industry-specific standards of care, regulatory affairs, medical causation, surgical techniques, materials science, toxicology, internal medicine, and economic losses. This experience extends beyond the deposition stage, where he designs and implements strategies to exclude (or limit) expert testimony through motions practice or evidentiary hearings pursuant to Daubert, Kemp, Havner/Robinson, and similar admissibility standards.
P.J. has briefed and argued dispositive motions and appeals in state and federal trial and appellate courts nationwide. In addition, he has conducted arbitrations and mediations dealing with a host of disputes.
In addition to serving as Co-Group Leader of the firm’s Product Liability Practice Group, P.J. is active in local and state bar associations and frequently presents on product liability issues, covering issues such as the Biomaterials Access Assurance Act, preemption, supply chain liability, personal jurisdiction, case management and dispositive motion strategies, including with respect to punitive damages claims, and other matters pertinent to defense of medical device and pharmaceutical manufacturing firms. He is a frequent speaker at the American Conference Institute’s Annual Conference on Drug & Medical Device Litigation.
Clients appreciate his dedication to the issues they face. To further his understanding of the industry, P.J. has been a member of the Regulatory Affairs Professional Society since 2011 and he is active in BioOhio, a nonprofit intended to build and accelerate the bioscience industry. P.J. was selected by his peers for inclusion in The Best Lawyers in America®in the Product Liability Litigation field, has been recognized as a “Litigation Star” by Benchmark Litigation, and has been named to the Ohio Super Lawyers list.
January 12, 2026
October 30, 2025
August 21, 2025
P.J. represents medical device and pharmaceutical manufacturers in pattern litigation or mass torts, particularly multidistrict litigation (MDL), and in “one-off” product liability suits. He serves as national coordinating and trial counsel in large, complex matters and individual cases. He has defended toxic and environmental exposure suits, and he also defends individuals and companies in alleged class actions and complex business litigation, particularly involving claims of fiduciary breaches, consumer fraud, deceptive practices, and professional negligence.
P.J. has been a key member of trial teams in high-profile litigation and actively manages all stages of pretrial proceedings. He has significant experience defending and examining corporate and expert witnesses in various fields, including industry-specific standards of care, regulatory affairs, medical causation, surgical techniques, materials science, toxicology, internal medicine, and economic losses. This experience extends beyond the deposition stage, where he designs and implements strategies to exclude (or limit) expert testimony through motions practice or evidentiary hearings pursuant to Daubert, Kemp, Havner/Robinson, and similar admissibility standards.
P.J. has briefed and argued dispositive motions and appeals in state and federal trial and appellate courts nationwide. In addition, he has conducted arbitrations and mediations dealing with a host of disputes.
In addition to serving as Co-Group Leader of the firm’s Product Liability Practice Group, P.J. is active in local and state bar associations and frequently presents on product liability issues, covering issues such as the Biomaterials Access Assurance Act, preemption, supply chain liability, personal jurisdiction, case management and dispositive motion strategies, including with respect to punitive damages claims, and other matters pertinent to defense of medical device and pharmaceutical manufacturing firms. He is a frequent speaker at the American Conference Institute’s Annual Conference on Drug & Medical Device Litigation.
Clients appreciate his dedication to the issues they face. To further his understanding of the industry, P.J. has been a member of the Regulatory Affairs Professional Society since 2011 and he is active in BioOhio, a nonprofit intended to build and accelerate the bioscience industry. P.J. was selected by his peers for inclusion in The Best Lawyers in America®in the Product Liability Litigation field, has been recognized as a “Litigation Star” by Benchmark Litigation, and has been named to the Ohio Super Lawyers list.
P.J. represents medical device and pharmaceutical manufacturers in pattern litigation or mass torts, particularly multidistrict litigation (MDL), and in “one-off” product liability suits. He serves as national coordinating and trial counsel in large, complex matters and individual cases. He has defended toxic and environmental exposure suits, and he also defends individuals and companies in alleged class actions and complex business litigation, particularly involving claims of fiduciary breaches, consumer fraud, deceptive practices, and professional negligence.
P.J. has been a key member of trial teams in high-profile litigation and actively manages all stages of pretrial proceedings. He has significant experience defending and examining corporate and expert witnesses in various fields, including industry-specific standards of care, regulatory affairs, medical causation, surgical techniques, materials science, toxicology, internal medicine, and economic losses. This experience extends beyond the deposition stage, where he designs and implements strategies to exclude (or limit) expert testimony through motions practice or evidentiary hearings pursuant to Daubert, Kemp, Havner/Robinson, and similar admissibility standards.
P.J. has briefed and argued dispositive motions and appeals in state and federal trial and appellate courts nationwide. In addition, he has conducted arbitrations and mediations dealing with a host of disputes.
In addition to serving as Co-Group Leader of the firm’s Product Liability Practice Group, P.J. is active in local and state bar associations and frequently presents on product liability issues, covering issues such as the Biomaterials Access Assurance Act, preemption, supply chain liability, personal jurisdiction, case management and dispositive motion strategies, including with respect to punitive damages claims, and other matters pertinent to defense of medical device and pharmaceutical manufacturing firms. He is a frequent speaker at the American Conference Institute’s Annual Conference on Drug & Medical Device Litigation.
Clients appreciate his dedication to the issues they face. To further his understanding of the industry, P.J. has been a member of the Regulatory Affairs Professional Society since 2011 and he is active in BioOhio, a nonprofit intended to build and accelerate the bioscience industry. P.J. was selected by his peers for inclusion in The Best Lawyers in America®in the Product Liability Litigation field, has been recognized as a “Litigation Star” by Benchmark Litigation, and has been named to the Ohio Super Lawyers list.