Wilmer Cutler Pickering Hale and Dorr LLP

111 Best Lawyers awards

Wilmer Cutler Pickering Hale and Dorr LLP logo

Awarded Practice Areas

Commercial Litigation

Biography

Daniel Halston focuses on securities litigation, general commercial litigation and administrative law disputes. He has represented numerous public and private high technology, life sciences, and financial services companies and their officers and directors in a wide range of complex litigation matters, including securities fraud class actions, derivative litigation, mergers and acquisitions disputes, false claims act actions, breach of fiduciary duty claims, investment advisor claims, closely-held corporation disputes, proxy contests, and a wide variety of public law matters. He also regularly represents clients in internal investigations and before the SEC, FINRA, and state regulatory agencies.
Wilmer Cutler Pickering Hale and Dorr LLP

111 Best Lawyers awards

Wilmer Cutler Pickering Hale and Dorr LLP logo

Overview

  • Boston University School of Law, J.D., graduated 1986
  • Vassar College, AB, graduated 1982

  • Massachusetts, Massachusetts Bar Association

  • FamilyAid Boston - Director/Secretary

  • United States District Court
  • Massachusetts, Massachusetts Bar Association
  • FamilyAid Boston - Director/Secretary
  • Boston University School of Law, J.D., graduated 1986
  • Vassar College, AB, graduated 1982
  • United States District Court

Client Testimonials

Dan is much more than just litigation counsel. His experience, expertise and creativity allow him to serve as a trusted strategic advisor in arriving at a business resolution of disputes.

Dan Halston is an outstanding attorney who is well versed in handling and leading teams in complex investigations. Dan is knowledgeable and well prepared and is sensitive to the needs and issues facing in-house counsel. Dan is trusted by his clients and adversaries alike.

Jose P. Sierra (Sepracor Inc.)

Marlborough, MA

Awards & Focus

Recognized in The Best Lawyers in America® 2026 for work in:
  • Commercial Litigation
Special Focus:
  • COVID-19
Awards:
  • Named a "New England Super Lawyer" (formerly "Massachusetts Super Lawyer") in securities litigation in the 2004-2013 issues of Boston Magazine
  • Recognized as a Massachusetts leader in the litigation: general commercial field in the 2005, 2006, 2007, 2008, 2009, 2010, 2011 and 2012 editions of Chambers USA: America's Leading Lawyers for Business

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