Ashley Catalano-Leckerman

David Langfitt is a trial lawyer based in Gladwyne, Pennsylvania and the founder of Langfitt PLLC. For more than 30 years, he has practiced complex commercial litigation and mass personal injury litigation, with a focus on matters involving numerous parties, claims, and courts in both state and federal jurisdictions. His practice includes Mass Tort Litigation / Class Actions - Plaintiffs, as well as litigation involving federal securities laws, professional liability, legal malpractice, Penns...

Peter F. Vaira serves as Special Counsel to Weir LLP in Philadelphia, Pennsylvania. Over the course of more than 50 years in practice, Mr. Vaira has represented clients in complex criminal defense , white-collar matters, civil litigation , and alternative dispute resolution proceedings in state and federal courts. His practice includes white-collar criminal defense, internal and parallel investigations, antitrust matters, corporate crisis management, and complex commercial disputes. In additi...

Robert L. Pratter is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Robert L., who practices law in Philadelphia, Pennsylvania, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert L. is held by other top lawyers in the same geographic and legal practice area.

Raymond L. DeLuca has 20 years of experience as a construction lawyer who represents owners, contractors, and design professionals in all phases of the construction and dispute resolution process. He has litigated numerous significant construction claims, from the owner, contractor, and design professional's perspectives, and has tried cases in state and federal courts, and in arbitrations. In addition, Raymond has drafted and negotiated design, construction, and procurement contracts for maj...

Michael J. Heller is the chief executive officer of Cozen O'Connor. He serves on the firm's board of directors, management committee and heads the emerging business and venture capital practice. Michael approaches each situation with an entrepreneurial zeal, and his investing experience arms him with a unique ability to provide legal and business insight into a variety of complex corporate matters. He understands, first hand, the critical roles of modern executives. Michael is a recognized le...

Bryan is a partner at the firm and has experience in counseling and representing clients on a range of environmental and energy matters. Bryan’s practice has focused on regulatory compliance and transactional matters, particularly in the areas of air and water quality, redevelopment, sustainability, permitting, energy efficiency and renewable energy development. Over the last several years, Bryan has primarily worked with complex regulated industries, notably including petroleum refinin...

Patrick J. Cosgrove is a top attorney recognized by Best Lawyers in the practice area(s) of Professional Malpractice Law - Defendants. Patrick J., who practices law in Philadelphia, Pennsylvania, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patrick J. is held by other top lawyers in the same geographic and legal practice area.

Mark E. Seiberling is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Mark E., who practices law in Philadelphia, Pennsylvania, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark E. is held by other top lawyers in the same geographic and legal practice area.

Jeffrey Cianciulli is a partner at Weir LLP in Philadelphia, Pennsylvania, where he represents financial institutions, corporations, trustees, and individuals in complex commercial disputes , bankruptcy proceedings , corporate restructurings, workouts, and commercial loan and real estate transactions. His practice includes Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law, with a focus on helping clients address financially distressed situations, business disputes, and...

Ruxandra M. Osgood is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Ruxandra M., who practices law in Philadelphia, Pennsylvania, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ruxandra M. is held by other top lawyers in the same geographic and legal practice area.