George N. Stewart

Joe listens, counsels, and litigates to help clients resolve the problems they face with labor and employment law. He has represented employers in a wide range of labor-management issues, including contract negotiation and administration before mediators, fact-finders, and arbitrators. He has also represented employers in litigation before administrative agencies as well as federal and state court.Joe has been selected for inclusion in The Best Lawyers in America® list each year since 201...

Area of Emphasis Harley Stone is of counsel in Babst Calland’s Public Sector and Energy and Natural Resources groups. He provides a wide range of services to municipal governments, authorities, and private developers, with an emphasis on municipal permitting, planning, land use, and zoning. A seasoned trial lawyer, Mr. Stone has many years of experience as a litigator in the areas of municipal law, employment law, eminent domain, and tax assessment appeals. Mr. Stone has represented pub...

Area of Emphasis Jim Corbelli is a shareholder in the Litigation and Energy and Natural Resources groups of Babst Calland. Mr. Corbelli is past co-chair of the Firm’s Litigation Group. He has acted as lead trial counsel in a wide variety of complex commercial, intellectual property, toxic tort, environmental and natural resource, and energy litigation cases. Mr. Corbelli has extensive environmental litigation experience representing clients before the Environmental Hearing Board in Penn...

Rebecca J. Maziarz is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Rebecca J., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rebecca J. is held by other top lawyers in the same geographic and legal practice area.

Area of Emphasis Jean Mosites is a shareholder in the Environmental, Energy and Natural Resources, and the Public Sector groups of Babst Calland. She is past co-chair of the Environmental Group. Her practice includes client counseling on environmental compliance in the energy sector, resolving liabilities under federal and state remediation programs, as well as administrative appeals and environmental litigation in state and federal courts. Ms. Mosites represents clients in the Pennsylvania C...

A business litigator and environmental lawyer, Anthony has represented business clients in significant cases presenting issues involving unfair competition, corporate governance, Sherman and Clayton Act violations, breach of fiduciary duty, fraudulent conveyance, securities fraud, trademark protection, insurance coverage, construction litigation, legal malpractice, commercial real estate, and contract matters. He also has acted as outside general counsel to a publicly-held real estate develop...

Area of Emphasis Marc Felezzola is a shareholder in Babst Calland’s Litigation and Environmental groups. Mr. Felezzola’s practice focuses on complex construction-related and environmental matters. On the construction side of his practice, Mr. Felezzola serves as outside general counsel for owners, developers, design professionals, and construction companies, and frequently represents them in a variety of commercial and construction-related disputes including construction bid prote...

Ernest J. Pribanic is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Ernest J., who practices law in White Oak, Pennsylvania, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ernest J. is held by other top lawyers in the same geographic and legal practice area.

Steven W. Zoffer is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Environmental and Litigation - Real Estate. Steven W., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven W. is held by other top lawyers in the same geographic and legal practice area.

Area of Emphasis Don Bluedorn’s practice focuses primarily on water and wastewater management, site remediation/ brownfields, and hazardous and non-hazardous waste issues. Because of the technical nature of both the subject matter and his education, Mr. Bluedorn typically works closely with the client, technical consultants, and engineers during all phases of a project’s development. This team approach has been very successful with state and federal regulatory agencies in a number...