Buchanan Ingersoll & Rooney has been named in Corporate Counsel's annual "Who Represents America's Biggest Companies" list, published in the October 2011 edition of the magazine.

The firm is recognized for its contracts litigation work with AmerisourceBergen and Bank of America, and its intellectual property litigation work with Chevron Corporation.

To compile the list, Corporate Counsel researches the Fortune 100 companies to determine which firms they turn to for legal counsel.