Lamar, Archer & Cofrin v. Appling Lamar Lamar Francis J. Lawall a partner in the Philadelphia office of Pepper Hamilton, concentrates his practice on national bankruptcy matters and workouts, including the representation of major energy and health care companies in bankruptcy proceedings and general litigation throughout the United States. Michael J. Custer is an associate in the corporate restructuring and bankruptcy practice group of the firm, resident in the Wilmington office.