Mark L. Mattioli

Danielle Dietrich is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Health Care Law. Danielle, who practices law in King of Prussia, Pennsylvania, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Danielle is held by other top lawyers in the same geographic and legal practice area.

https://www.bucksfamilylawyers.com/attorneys/jeffrey-williams Jeffrey M. Williams, the founder and managing partner of Williams Family Law, P.C., concentrates his practice on domestic relations, primarily handling complex high asset divorce , high income alimony/spousal support , complex child support , and high-conflict child custody cases. Additionally, he is often called upon to help couples proactively protect their individual wealth and personal assets through prenuptial and postnuptial ...

Patrick M. McKenna has extensive experience representing numerous municipalities, zoning hearing boards, municipal authorities, and planning commissions in Chester and Delaware Counties. In addition, he advises and guides private land owners and developers through complex commercial land development matters, from acquisition and planning, through the permitting and land development phases. He has represented clients on matters including townhome developments, senior care homes, national fast-...

Stephen J. Olsen is a member of Gawthrop Greenwood’s Trusts & Estates Department, practicing in the areas of Estate, Trust Administration, Estate Planning Taxation, and Business Transactions. He is also one of the few Pennsylvania attorneys in private practice with a wide breadth of experience supporting the legal needs of medical marijuana operators. Recently Stephen’s Cannabis Law practice has expanded to provide support to medical marijuana permittees in operation after Pen...

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.

Jessica Natali is a Chambers-rated white collar criminal defense attorney and former Assistant U.S. Attorney for the Eastern District of Pennsylvania. She has deep experience both prosecuting and defending a wide range of criminal and civil cases, particularly health care fraud and securities, financial institution and accounting fraud. Jessica represents corporations and individuals in federal and state criminal cases, complex white collar defense matters, internal investigations, civil inve...

Martin Brigham has devoted his legal career to representing victims of unsafe products and of corporate negligence. His talent in the field of products liability is recognized year after year by The Best Lawyers in America©, the Bar Register of Preeminent Lawyers, and Super Lawyers. He is the only Philadelphia plaintiff’s attorney selected by corporate and insurance counsel for listing in the “World’s Leading Product Liability Lawyers.” As lead trial counsel in ov...

Jeffrey S. Gross is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Jeffrey S., who practices law in Philadelphia, Pennsylvania, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey S. is held by other top lawyers in the same geographic and legal practice area.

Employee benefits lawyer, Susan Bahme Blumenfeld, counsels public and private-sector single and multi-employer pension and welfare funds on a full range of comprehensive benefits and tax issues. Susan advises plan administrators and trustees on the day-to-day administration and operation of pension and welfare funds, including the requirements imposed on employee benefit plans by the Internal Revenue Code and ERISA and other federal and state laws. She works with welfare funds regarding opera...

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.