John A. "Jack" Guernsey

Paul Bartolacci is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Product Liability Litigation - Plaintiffs. Paul, who practices law in Philadelphia, Pennsylvania, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul is held by other top lawyers in the same geographic and legal practice area.

W. John Vandenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law. W. John, who practices law in Philadelphia, Pennsylvania, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which W. John is held by other top lawyers in the same geographic and legal practice area.

Thomas has extensive experience in commercial real estate transactions, including sales, leasing, financing, brokers licensing, zoning, and land development regulation. His practice includes zoning, land use, and historic preservation for projects in Philadelphia, including the Comcast Center (which is the tallest building in the city), the luxury condominium 1706 Rittenhouse Square, and the National Museum of American Jewish History. He also handles sale leaseback transactions and the repres...

Carter N. Williamson is a construction practice attorney who has represented construction industry clients including contractors, subcontractors, suppliers, and owners. He has a background in litigating and resolving legal construction matters from routine common disputes to complex, multi-party litigation. He has resolved construction matters through litigation, arbitration and mediation in the five-county Philadelphia area, the United States District Court for the Eastern District of Pennsy...

Robert J. Mongeluzzi is the most respected and successful construction accident attorney in the United States. A founder of Saltz Mongeluzzi Barrett & Bendesky, he has been a driving force in establishing the firm's reputation as one of the Philadelphia region's leading plaintiff personal injury law firms and the leading U.S. law firm representing construction accident victims. He was co-lead counsel for the largest recovery of a construction accident case in American history. Mr. Mongelu...

Jason Krasno is the only 3rd generation workers' compensation lawyer in the state of Pennsylvania. He is the Managing Partner of Krasno Krasno & Onwudinjo. Additionally, he is the 2011 Co-Chairman of the Philadelphia Bar Association Workers' Compensation Section and holds a seat on the Board of Governors for the Pennsylvania Association for Justice. In his role with Krasno Krasno and Onwudinjo, Jason is a litigator first and foremost. He spends the majority of his day battling insurance c...

Eric Borjeson is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Eric, who practices law in Philadelphia, Pennsylvania, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Eric is held by other top lawyers in the same geographic and legal practice area.

Matt Wilkov is a partner in the law firm of Rubin, Glickman, Steinberg & Gifford P.C. . He has been a member of the firm since 1999. Before joining the firm, he was the Chief of Administrative Law, 82nd Airborne Division, U.S. Army Judge Advocate General’s Corps. He earned his B.S. in Industrial and Labor Relations from Cornell University and his law degree from Temple University, where he was a member of the Moot Court Honor Society and the Political and Civil Rights Law Review. Wh...

Annually ranked as one of the Top 10 lawyers in Pennsylvania in the SuperLawyers voting, Tim Lawn is recognized as one of the leading trial attorneys in the state. He has spent more than 30 years litigating complex injury and death cases throughout the Commonwealth. Tim was selected as the “Lawyer of the Year” for Personal Injury Litigation in Philadelphia by U.S. News & World Report’s publication Best Lawyers in America in 2021. He has secured numerous multimillion-doll...

Brett A. Datto is Of Counsel at Weir LLP in Philadelphia, Pennsylvania, where he focuses on complex commercial litigation and labor and employment matters . With more than 36 years of legal experience, he has represented businesses, professionals, and individuals in a wide range of disputes involving multi-million-dollar contract claims, construction litigation, environmental matters , banking and insurance disputes , real estate litigation, employment claims, business torts, and state and fe...