Karissa Sauder


Prior to joining the Firm, Karissa Sauder clerked for the Honorable Eduardo C. Robreno of the United States District Court for the Eastern District of Pennsylvania.

Sherrie R. Savett

Chair Emeritus & Managing Shareholder

Sherrie R. Savett, Chair Emeritus of the Firm, Chair of the Securities Litigation Department and Qui Tam/False Claims Act Department, and member of the Firm’s Management Committee, has practiced in the area of securities litigation and class actions since 1975.

Shoshana Savett

Senior Counsel

Shoshana Savett is in the Securities, Consumer Protection and Commercial Litigation practice groups.  She concentrates her practice primarily in the area of securities class action litigation.

Stacy Savett

Staff Attorney

Stacy Savett is a Staff Attorney in the Firm’s Employment & Unpaid Wages Group. She focuses on wage and hour class and collective actions arising under federal and state laws.

Sarah R. Schalman-Bergen


Sarah R. Schalman-Bergen is a Shareholder at the Firm. She Co-Chairs the Firm’s Employment Law Department and is a member of the Firm’s Antitrust, Insurance Products & Financial Services, and Lending Practices & Borrowers’ Rights Departments. She is also a member of the Firm’s Hiring Committee, Associate Development Committee and Pro Bono Committee.

Richard Schwartz

Senior Counsel

Richard Schwartz is Senior Counsel in the Antitrust practice group.  Mr. Schwartz concentrates his practice in the area of complex antitrust litigation with a focus on representation of direct purchasers of prescription drugs.

Daniel C. Simons

Senior Counsel

Daniel C. Simons is Senior Counsel in the Antitrust and Consumer Protection Groups. He concentrates a significant percentage of his practice on complex antitrust litigation, with a focus on anticompetitive arrangements in the pharmaceutical industry.

David F. Sorensen

Managing Shareholder

David Sorensen is a Managing Shareholder and Co-Chair of the Firm’s antitrust department. He graduated from Duke University (A.B. 1983) and Yale Law School (J.D. 1989), and clerked for the Hon. Norma L. Shapiro (E.D. Pa.).

Mark Suter


Mark Suter is an Associate in the Philadelphia office and a member of the Firm’s Antitrust practice group. He concentrates his practice in complex commercial litigation, representing a broad range of businesses, government entities, workers, and consumers in high-stakes matters throughout the country.

Robin Switzenbaum

Of Counsel

Robin Blumenfeld Switzenbaum concentrates her practice on litigating complex civil cases, with a particular focus on real estate, securities, corporate governance (including limited partnerships and REITs), and voting control disputes.

Request A Free Consultation