1018 Natural Resources Lawyers

American Bar Association.

Denver, Colorado Member, Ethics Committee, 1997—, Federal Circuit and American Member, Litigation Section Bar Associations Colorado Trial Lawyers Association Member, Board of Directors, 2001— Co-Chair, Commercial Litigation Committee, 2002— The A

Eighth Judicial Bar Association The Florida Bar.

Oklahoma County, Oklahoma and American Bar Associations.

Denver, Colorado and American Bar Associations Colorado Trial Lawyers Association.

Australian Mining and Petroleum Law Association Law Society of Western Australia Australian Corporate Lawyers Association