Jonathan T. "Jon" Woy

Real estate and business attorney Michael V. Naseef joined Gawthrop Greenwood as a partner in 2024, less than a year after the law firm became one of the largest to support homeowners associations (HOAs), planned communities, condominium associations and cooperatives across Pennsylvania in the residential and commercial arena. With more than 24 years of experience practicing in real estate and business law, Michael has represented developers, builders and investors in residential and commerci...

For almost 20 years, Daniel J. Mann has represented individuals and families who have been victims of defective manufactured products, trucking and motor vehicle accidents , construction and workplace accidents, premises defects, and medical malpractice. He has brought cases against obstetricians and hospitals for birth injury and malpractice, trucking companies for accidents resulting in severe injury and death, and car manufacturers for unsafe vehicle construction. A partner of the firm sin...

Richard R. Harris is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Richard R., who practices law in Philadelphia, Pennsylvania, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Richard R. is held by other top lawyers in the same geographic and legal practice area.

Matthew L. Wilson is a partner at Martin Law and has practiced Pennsylvania workers’ compensation law exclusively for more than 25 years. He started his career representing agencies with the City of Philadelphia, major insurance carriers and self-insured corporations. After Mr. Wilson’s affiliation with two major defense firms, he was recruited by his partners in 1993 to protect the rights of injured workers. In the spring of 2015, Mr. Wilson became a certified specialist in Penns...

Clark Whitney is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Clark, 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 Clark is held by other top lawyers in the same geographic and legal practice area.

Nancy Lanard is passionate about her clients and their success. For over 25 years Nancy has prided herself in listening to her clients, thinking outside the box to respond to their needs and speaking to them in plain English and not legalese. With her years of experience as an in-house attorney and as a business owner herself, Nancy can better advise her business clients, and brings to the relationship an in-depth understanding and compassion for their business situations and needs.She is the...

Matt Haverstick is a managing partner of the Firm and a partner in the Litigation Department. He represents government officials, private entities, and individuals in high-profile, media intensive litigation and appeals, ranging from major grand jury investigations to Pennsylvania Supreme Court arguments over the constitutionality of state laws. Referred to in media reports as “counsel of choice for state Republicans in a number of recent policy fights” for his work on matters tha...

Jonathan Spergel is the immediate past managing partner of Manko, Gold, Katcher & Fox LLP in Bala Cynwyd, Pennsylvania, the environmental and energy law firm with which he started his legal career in 1993. He handles a wide variety of environmental legal issues, including the environmental aspects of commercial transactions and brownfields sites, environmental insurance procurement and coverage issues, public funding opportunities, regulatory compliance counseling, and litigation for comm...

Jennifer W. Karpchuk represents companies and individuals in various matters related to state and local taxation, with an emphasis on the minimization of state and local tax obligations. She has extensive experience handling state and local tax matters, including those related to: corporate income taxes, franchise taxes, gross receipts taxes, excise taxes, personal income taxes, sales and use taxes, business privilege taxes, and real estate taxes. Jennifer serves in a number of leadership rol...

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