Three Crowell & Moring Partners Named to BTI Client Service All-Stars 2026

Washington – August 13, 2026: Crowell & Moring partners Jeffrey Gleason, Andrew Avsec, and Rochelle-Leigh (Shelley) Rosenberg have been named to BTI Consulting Group’s 2026 Client Service All-Stars list, which recognizes attorneys for exceptional client service. This list is based on independent research and feedback from more than 16,000 corporate counsel and other legal leaders.  

Jeffrey S. Gleason, a partner in Crowell's Health Care Group, brings a combination of prosecutorial experience and client-focused counsel to complex managed care matters. Drawing on his background at the Department of Justice, Gleason has secured hundreds of millions of dollars in recoveries for managed care organizations while also defending clients against high-value claims. His approach emphasizes close partnership with clients, practical judgment, and a personal commitment to helping them achieve their goals. 

Andrew J. Avsec, a partner in the firm's Advertising & Brand Protection Group, advises clients ranging from global brands to startups on trademark, design protection, copyright, advertising, and right of publicity matters. Avsec views intellectual property as a strategic business tool that can support growth and competitive advantage. His client service approach is grounded in understanding each client’s business, brands, priorities, and culture so he can provide practical guidance aligned with their broader goals. 

Rochelle-Leigh (Shelley) Rosenberg, a partner in Crowell & Moring's Health Care and Litigation Groups, devotes her practice to complex managed care litigation before federal and state courts, administrative agencies, and arbitral forums. Known for her responsiveness and ability to quickly build trusted relationships with in-house counsel and their business teams, Rosenberg brings a creative and strategic approach to high-stakes matters. Her client service approach centers on being authentic, accessible, and closely attuned to clients’ businesses and priorities throughout each stage of a dispute. 

Attorneys recognized as all-stars are described as professionals who possess a deep working understanding of their clients' businesses and who find a way to get things done no matter the obstacles. Read more about BTI Client Service All-Stars here.  

About Crowell & Moring LLP

Crowell & Moring is an international law firm with operations in the United States, Europe, and MENA. Drawing on significant government, business, industry, and legal experience, the firm helps clients capitalize on opportunities and provides creative solutions to complex regulatory and policy, litigation, transactional, and intellectual property issues. The firm is consistently recognized for its commitment to pro bono service, as well as its comprehensive programs and initiatives to advance the professional and personal development of all members of the Crowell community.

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