Stephen A. Sheller

A partner in Willig, Williams & Davidson’s labor department, Bruce M. Ludwig has been representing unions and working individuals for more than 30 years. He counsels and represents clients in state and federal courts and administrative matters ranging from discrimination and civil rights disputes to pension, retirement, unemployment compensation and wage and hour issues. Resident in the firm’s Philadelphia office, Bruce is a skilled litigator and strategist who has served as c...

Jill has a wide variety of experience in environmental and safety counseling and litigation. She has handled many Occupational Safety and Health Administration (OSHA) compliance and enforcement matters for clients across the country including matters involving fatalities and serious injuries, challenging Citations, advising on OSHA programs and procedures, and submitting comments on and challenging new OSHA standards. Jill’s environmental practice is equally varied and includes designin...

The Honorable Geoffrey W. Dlin (ret.) has returned to private practice and joined KK &O after serving more than 15 years as a Workers' Compensation Judge. As a judge, he decided thousands of contested workers' compensation cases and frequently taught other lawyers, judges and private organizations about workers' compensation matters. In addition to those traditional roles of a judge, Geoff developed a statewide mediation practice. His skills in settling workers' compensation cases were hi...

Kayci D. Petenko is a top attorney recognized by Best Lawyers in the practice area(s) of Nonprofit / Charities Law. Kayci D., 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 Kayci D. is held by other top lawyers in the same geographic and legal practice area.

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.

Stephen M. Packman is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Stephen M., 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 Stephen M. is held by other top lawyers in the same geographic and legal practice area.

With a national reputation only exceeded by his regional stature, Steven L. Sugarman is widely considered the premier practitioner of community association law in Pennsylvania. Steve was the founding principal of the esteemed community association law firm, Steven L. Sugarman & Associates, and its merger with Gawthrop Greenwood in August 2023 created one of the largest law firms supporting homeowners associations (HOAs), planned communities, condominium associations and cooperatives in Pe...

The Hon. Noel L. Hillman (Ret.) leads the Gibbons Alternative Dispute Resolution practice, a burgeoning focus area of the firm’s Business & Commercial Litigation Group. His nearly two decades-long service as a United States District Judge for the District of New Jersey lends invaluable perspective and insight to clients as they move through the dispute resolution process. Judge Hillman has experience in the areas of employment law, corporate law, constitutional law, education law, c...

Liam Y. Braber is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. Liam Y., who practices law in Philadelphia, Pennsylvania, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Liam Y. is held by other top lawyers in the same geographic and legal practice area.

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...