Andrew J. Edelberg

William Hussey focuses his practice on matters of federal, state, local and international taxation. As part of a multidisciplinary team, Bill counsels clients in structuring their business and investment affairs in a tax-efficient manner, from the selection, formation and operation of business entities to the disposition of those entities. Bill provides guidance on the ongoing tax obligations and opportunities available to clients in all manner of their domestic and international operations. ...

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

Stuart W. Davidson has represented labor unions and employee benefit plans since graduating from Harvard Law school in 1982. Stuart began his legal career by successfully defending the pension rights of state employees in a case that was ultimately decided by the Pennsylvania Supreme Court. During Stuart’s legal career, he has been involved in representing a wide range of union workers, including musicians, longshoremen, machinists, steelworkers, firefighters, teamsters, police officers...

Michael Filoromo joined Katz Banks Kumin in May 2008 and co-founded the firm’s Philadelphia office in 2015 after being elevated to partner. He has litigated whistleblower cases in federal and state courts and the U.S. Department of Labor. He regularly represents clients in claims brought under the Sarbanes-Oxley corporate whistleblower protections, the False Claims Act anti-retaliation provisions, and the anti-discrimination and retaliation protections of Title VII of the Civil Rights A...

Jonathan E. Becker is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Jonathan E., who practices law in Media, Pennsylvania, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jonathan E. is held by other top lawyers in the same geographic and legal practice area.

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.

James R. Ronca is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs, Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. James R., who practices law in Philadelphia, Pennsylvania, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James R. is held by other top lawyers in the same geographic and legal practice area.

Willig, Williams & Davidson Partner James S. Beall advises and represents a wide variety of public and private-sector single and multi-employer funds on comprehensive employee benefit and tax matters. He specializes in employee benefits law for the firm’s joint labor-management pension and welfare fund clients, as well as its labor union clients. Jim also represents workers in the longshore, transportation, baking, construction, hospitality and public safety industries. Jim serves a...

Andrew D. La Fiura is a principal and office litigation manager in the Philadelphia, Pennsylvania, office of Jackson Lewis P.C. He has nearly 20 years of experience as an employment law litigator. Andrew represents clients involved in all types of employment actions in state and federal court and routinely handles administrative matters in front of the Equal Employment Opportunity Commission (“EEOC”) and the Pennsylvania Human Relations Commission (“PHRC”). In addition...

Deborah R. Willig has served as Willig, Williams & Davidson’s managing partner since the firm’s founding in 1979. A determined advocate for workers, Deborah has focused her practice on labor relations and employment law since 1976. As a labor and employment attorney, Deborah has been involved in representing a wide range of labor unions including teachers, and non-professional public school employees, public health, social, and recreation workers, firefighters, teamsters and o...