M. Elaine Horn has represented clients in a broad range of civil and commercial litigation matters, including employment disputes, products liability, commercial contracts, arbitration, professional liability, and plaintiffs' litigation.

Ms. Horn represents major pharmaceutical companies in mass tort litigation, including serving on the national coordinating counsel team. Ms. Horn has also been a member of several pharmaceutical litigation trial teams in federal and state courts around the country.

Ms. Horn's employment practice has included the defense of several employment discrimination class actions, the defense of numerous single-plaintiff cases, conducting internal investigations, and providing counseling regarding employment policies.

Other representative matters include the defense and prosecution of claims involving major hospitality and commercial real estate companies, the defense of several law firms in malpractice and third-party claims litigation, and a wide variety of plaintiffs' litigation including favorable multi-million dollar judgments for a defrauded plaintiff. Ms. Horn's trial experience includes the representation of both defendants and plaintiffs in federal and state court, bankruptcy court, and arbitrations.

Ms. Horn joined Williams & Connolly LLP in 1996, and became a partner in 2003.