Leslie John > Ballard Spahr LLP > Philadelphia, United States > Lawyer Profile
Ballard Spahr LLP Offices
1735 MARKET STREET, 51ST FLOOR
PHILADELPHIA, PA 19103-7599
PENNSYLVANIA
United States
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Leslie John
Work Department
Litigation
Position
Partner, Practice Leader of Ballard Spahr’s Antitrust and Competition Group, and Co-Leader of its False Advertising Litigation Team
Career
Leslie E. John is the Practice Leader of Ballard Spahr’s Antitrust and Competition Group and Co-Leader of its False Advertising Litigation Team. 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.
Admissions
California
Pennsylvania
U.S. Supreme Court
Memberships
Philadelphia Bar Foundation, President, 2019-present; Vice President, 2007-2018; Board of Trustees, 2010-present; Secretary, 2013-2016; Co-Chair, 50th Anniversary Gala
Philadelphia Diversity Law Group, Co-President, 2019-present; Vice President, 2016-2018; Board of Directors, 2011-present
Forum of Executive Women, 2017-present
WOMEN’S WAY (nation’s oldest women’s funding federation), General Counsel, 2007-present
Ballard Spahr’s Diversity, Equity, and Inclusion Council, Member
Education
University of California, Berkeley, School of Law (J.D. 1987)
Associate Editor, California Law Review
Member, Moot Court Board
University of California, Berkeley (A.B., summa cum laude, 1984)
Lawyer Rankings
United States > Antitrust > Civil litigation/class actions: defense
Ballard Spahr LLP frequently acts in high-stake matters in the pharma, agricultural, retail and financial sectors. The firm is well versed in monopolization and conspiracy claims, and also has experience handling allegations of tying and no poach agreements. Practice head Leslie John specializes in pharmaceutical and healthcare antitrust litigation and counsels on antitrust compliance particularly in relation to mergers and acquisitions. Jason Leckerman chairs the firm’s litigation department and acts on both sides of antitrust and competition matters. Stephen Kastenberg has extensive experience in representing private and Fortune 100 multinational companies in litigation involving collusive dealing, price discrimination and more. Other key attorneys include monopolization and conspiracy case expert Edward Rogers and New York based James Mitchell, who focuses on both criminal and civil litigation. Jay Fastow is no longer at the firm. All lawyers are in Pennsylvania unless otherwise stated.
Lawyer Rankings
Top Tier Firm Rankings
Firm Rankings
- Real estate > Land use/zoning
- M&A/corporate and commercial > M&A: middle-market (sub-$500m)
- Finance > Restructuring (including bankruptcy): municipal
- Labor and employment > Employee benefits, executive compensation and retirement plans: design
- Finance > Fintech
- Labor and employment > Labor-management relations
- Dispute resolution > Product liability, mass tort and class action - defense: automotive/transport
- Real estate > Real estate
- Real estate > Real estate investment trusts (REITs)
- Energy > Renewable/alternative power
- Dispute resolution > Financial services litigation
- Media, technology and telecoms > Media and entertainment: litigation
- Real estate > Real estate finance
- Antitrust > Civil litigation/class actions: defense
- Dispute resolution > Securities litigation: defense
- Finance > Financial services regulation
- Dispute resolution > Corporate investigations and white-collar criminal defense