Crowell & Moring Adds Antitrust Litigator William Reiss to New York Office

Reiss brings over two decades of experience leading complex antitrust class actions to the firm's Antitrust and Competition Group.

Published on Feb. 24, 2026

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William Reiss, a veteran antitrust litigator with nearly 25 years of experience leading complex class actions, has joined Crowell & Moring as a partner in the firm's Antitrust and Competition Group in New York. Reiss is known for his representation of both plaintiffs and defendants in high-stakes antitrust litigation and will leverage his class action expertise to spearhead direct-action recovery litigation for corporate clients at Crowell.

Why it matters

Reiss's addition to Crowell's Antitrust and Competition Group strengthens the firm's capabilities in complex antitrust litigation and recovery efforts on behalf of corporate clients. His experience in leading class actions and securing over $1.2 billion in recoveries for clients will be valuable as companies increasingly seek to maximize damages from anticompetitive behavior by competitors, suppliers, and partners.

The details

At Crowell, Reiss will be part of the firm's Recovery Practice, a cross-disciplinary team helping clients maximize recoveries beyond traditional class settlements. He joins from Robins Kaplan, where he was a partner and head of the New York antitrust group. Reiss has extensive experience counseling clients on a broad range of antitrust matters across industries.

  • Reiss has nearly 25 years of experience in leading complex antitrust class actions.
  • Reiss formerly served as co-lead counsel on behalf of direct purchasers of Keurig K-Cups in an antitrust class action against Keurig.

The players

William Reiss

A first-chair litigator with nearly 25 years of experience in leading complex antitrust class actions, who has joined Crowell & Moring as a partner in the firm's Antitrust and Competition Group in New York.

Crowell & Moring LLP

An international law firm with operations in the United States, Europe, and MENA, that helps clients capitalize on opportunities and provides creative solutions to complex regulatory and policy, litigation, transactional, and intellectual property issues.

Daniel A. Sasse

The chair of Crowell's Antitrust & Competition Group.

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What they’re saying

“Will is a tenacious litigator known for his creative approach to problem solving, meticulous case management, and success in building collaborative teams that work seamlessly with clients and co-counsel. He understands how to deliver litigation results that prioritize our clients' business goals from the start.”

— Daniel A. Sasse, Chair of Crowell's Antitrust & Competition Group

“Crowell's Antitrust and Competition Group is a market leader, and their highly sophisticated Recovery Practice is trusted by the most prominent companies in the world. I am excited to join this growing team, which works in close partnership with its clients to recover damages and achieve their business goals in an increasingly complex environment.”

— William Reiss

What’s next

Reiss is expected to continue his work on behalf of direct purchasers of Keurig K-Cups in an antitrust class action against Keurig, now as part of Crowell's Antitrust and Competition Group.

The takeaway

Reiss's addition to Crowell's Antitrust and Competition Group strengthens the firm's capabilities in complex antitrust litigation and recovery efforts, as companies increasingly seek to maximize damages from anticompetitive behavior by competitors, suppliers, and partners.