S. William "Bill" Richter

After nearly thirty (30) years of distinguished full-time practice in the area of Construction Law, Margaret Underwood is now Of Counsel to Horn Williamson. During her full-time practice of law, Ms. Underwood provided high-level legal services to local, national, and international owners, contractors, and subcontractors on many of the largest and most prestigious construction projects located in and around the Philadelphia Area and as far away as Europe and the Marshall Islands. Her extensive...

Tiffany M. Alexander is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants and Product Liability Litigation - Defendants. Tiffany M., who practices law in Berwyn, Pennsylvania, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tiffany M. is held by other top lawyers in the same geographic and legal practice area.

Andrea M. Kirshenbaum is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Andrea M., who practices law in Philadelphia, Pennsylvania, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrea M. is held by other top lawyers in the same geographic and legal practice area.

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...

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.

Priscilla E. Jimenez joined Kline & Specter after gaining experience with a federal civil rights office, a Philadelphia hospital and another city law firm while also being an active leader in the Hispanic legal community. She is also an accomplished violinist. Jimenez earned her undergraduate degree from Gordon College in Massachusetts, where she was the recipient of the A.J. Gordon Scholarship, and her law degree from the Thomas R. Kline School of Law at Drexel University. She earned sev...

Nicole J. Aiken-Shaban is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Nicole J., 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 Nicole J. is held by other top lawyers in the same geographic and legal practice area.

Mark Dischell is known not only for his success with his clients, but also for the long-standing relationships he maintains with the families he helps. He has authored and co-authored numerous articles such as “Joint Custody-A Legal Overview,” “Religion and Custody Cases,” The Pennsylvania Marital Settlement Agreement Handbook, Parenting Coordination in PA: an Update on an Evolving Topic; as well as provided numerous course material for the Pennsylvania Bar Institute. ...

Consistently achieving both seven and eight figure verdicts, Kenneth M. Rothweiler is “at the top of his profession,” exclaims client Joanne Graham. His revered reputation in Pennsylvania among patients, doctors, and lawyers alike is undeniable - commencing his career by serving as a legal clerk for the Superior Court of PA, he stands today as the co-founder, senior partner, and chair of the management committee of his firm. Dedicated to complex personal injury litigation, he is o...

Howard J. Davis is the Chair of the Business and Finance Department and a managing partner of the Firm. He represents clients in a broad range of transactions and acts as outside general counsel to numerous middle market and start-up companies. Howard has an extensive background in representing buyers/sellers, investors, and issuers in mergers and acquisitions; joint ventures and strategic alliances; and corporate finance transactions. During his more than 30 years of experience, he has been ...