Kirkpatrick & Lockhart Preston Gates Ellis, also known as K&L Gates, is a law firm and has more than 1,500 attorneys. It offers case evaluation, corporate governance, portfolio monitoring, and real estate planning and administration services. The firm handles matters associated with trust formation, partnership agreements, medical malpractice, workers compensation, toxic tort and acquisitions. Its clients include Bank of America Corporation, World Wrestling Entertainment, Microsoft Corporation, Carnegie Mellon University and Henderson Global Investors. The firm also provides trademark, copyright and trade secrets registration, licensing and protection services. Kirkpatrick & Lockhart Preston Gates Ellis has branch locations in various cities, including Boston, Los Angeles, Miami, San Francisco and Portland, Ore.