Leslie E. John is the Practice Leader of Ballard Spahr's Antitrust Group. Leslie concentrates on antitrust and complex litigation, and she has represented clients—many of them in the pharmaceutical and health care industries—in federal and state courts and before the U.S. Department of Justice and Federal Trade Commission. She also advises on antitrust issues in mergers and acquisitions, including securing pre-merger clearance under the Hart-Scott-Rodino Act, and counsels clients on antitrust compliance and risk management.
Leslie is recognized for her antitrust acumen in Chambers USA and is among Benchmark Litigation’s Top 250 Women in Litigation nationwide. Chambers USA described her as “methodical, very strategic and highly intellectual. She also communicates very effectively.” Leslie has substantial class action experience and was named “Litigator of the Week” by Global Competition Review in July 2015 for securing the decertification of an indirect purchaser class in a pharmaceutical antitrust case. She was honored as a “Top Women in Law” by The Legal Intelligencer in 2016.
