David J. McAllister

Jeffrey A. Mills is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Jeffrey A., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey A. is held by other top lawyers in the same geographic and legal practice area.

Tammy Ribar is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Real Estate Law. Tammy, who practices law in Pittsburgh, Pennsylvania, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tammy is held by other top lawyers in the same geographic and legal practice area.

Mr. O’Connor has been a member of the firm for 20 years. His practice is devoted to the representation of physicians and hospitals in medical malpractice cases. Brian also represents health care providers in litigation before the Pennsylvania State Board of Medicine. Mr. O’Connor has tried over 45 jury trials on behalf of physicians and hospitals throughout the counties of Western Pennsylvania and the Federal District Court in Pittsburgh and Erie. Mr. O’Connor has participat...

Megan E. Thompson is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Real Estate Law. Megan E., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Megan E. is held by other top lawyers in the same geographic and legal practice area.

Ms. Patchen focuses on medical malpractice defense; contract negotiation and litigation, including litigation of non-compete contracts and representation before state licensing boards, and personal injury litigation. Ms. Patchen has represented specialty groups including: interventional cardiology, OB/GYN, plastic surgery, urology, radiology, interventional radiology, family practice, internal medicine, nephrology, physiatry, orthopedic surgery, ophthalmology, general surgery, cardiothoracic ...

Margaret K. Sitko is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Margaret K., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Margaret K. is held by other top lawyers in the same geographic and legal practice area.

Paul K. Stockman is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Regulatory Law, Environmental Law, Insurance Law and Litigation - Environmental. Paul K., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul K. is held by other top lawyers in the same geographic and legal practice area.

Gene Giotto is a trial attorney with three decades of experience. He has tried cases to verdict in dozens of jurisdictions across the country. Gene regularly represents corporate clients in consequential disputes involving seven or eight-digit damage claims and the potential for devastating reputational harm. Today, Gene’s trial practice encompasses several substantive legal areas: Health Law: Gene handles litigation involving health care entities and health regulations, with a particul...

Steven E. Riley, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Professional Malpractice Law - Plaintiffs. Steven E., who practices law in Erie, Pennsylvania, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven E. is held by other top lawyers in the same geographic and legal practice area.

Robert S. Bernstein is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Robert S., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert S. is held by other top lawyers in the same geographic and legal practice area.