David J. Winkowski

A graduate of the University of Pennsylvania and its law school, Marc Jonas is co-chair of the firm's Land Use and Zoning practice group. He has extensive experience in real estate, land use, municipal law, and zoning matters, representing individuals, businesses, institutions, non-profit organizations and municipalities. Marc has practiced land use and real estate law for more than 30 years. In his career, Marc has appeared as counsel in Pennsylvania state and federal courts in matters invol...

Melissa R. Chandy is an attorney with Pond Lehocky Giordano, Inc. in Philadelphia, Pennsylvania. Her practice focuses on Workers' Compensation Law - Claimants, where she represents injured workers and individuals navigating workplace injury claims and related legal matters. Melissa R. Chandy has been recognized by Best Lawyers in the practice area of Workers' Compensation Law - Claimants since 2027. This distinction is based on peer reviews from attorneys within the same geographic region and...

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...

Jenna L. King is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Jenna L., who practices law in Philadelphia, Pennsylvania, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jenna L. is held by other top lawyers in the same geographic and legal practice area.

Joel D. Feldman is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. Joel D., 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 Joel D. is held by other top lawyers in the same geographic and legal practice area.

James H. Heller, chair of the firm's Products Liability Practice Group and vice chair of the Commercial Litigation Department, joined the firm in August 1985. Jim is a member of the firm's Board of Directors. Jim practices out of the Philadelphia office. Jim handles complex commercial disputes and catastrophic personal injury claims. During his tenure at Cozen O’Connor, Jim has had extensive litigation experience, trying more than 50 cases to verdict or judgment in state and federal cou...

Mindee J. Reuben is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Litigation - Antitrust. Mindee J., 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 Mindee J. is held by other top lawyers in the same geographic and legal practice area.

Douglas G. Leney is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Douglas G., who practices law in Philadelphia, Pennsylvania, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Douglas G. is held by other top lawyers in the same geographic and legal practice area.

Daniel Q. Harrington is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Daniel Q., 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 Daniel Q. is held by other top lawyers in the same geographic and legal practice area.

Fred J. D'Angelo, Jr., concentrates his practice on the representation of management in labor and employment law. His experience includes representation of employers in both traditional labor relations and employment litigation. This experience includes representing employers on union prevention campaigns, collective bargaining negotiations, and labor contract administration. Fred has represented employer clients in virtually all industries, including manufacturing, shipping, transportation, ...