EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT The following table lists the registrant and each of its subsidiaries and the jurisdiction under the laws of which the registrant and each subsidiary is incorporated. Each subsidiary is identified underneath its immediate parent. Except as indicated, each subsidiary is 100 percent owned by its parent. Name Jurisdiction Louisiana-Pacific Corporation Delaware Domestic Subsidiaries Blue Skies Aviation, Inc. Oregon Creative Point, Inc. California Ketchikan Pulp Company Washington Louisiana-Pacific Corporation (W. Va.) West Virginia Louisiana-Pacific Foundation Oregon Louisiana-Pacific Trucking Company Oregon L-P Foreign Sales Corporation Guam New Waverly Transportation, Inc. Texas Foreign Subsidiaries Louisiana-Pacific Canada Ltd. British Columbia, Canada Sunpine Forest Products Ltd. (50%) Alberta, Canada Suneco Ltd. Alberta, Canada Lodgepole Logging Co. Ltd. Alberta, Canada Pinetree Construction Co. Ltd. Alberta, Canada Louisiana-Pacific de Mexico, S.A. de C.V. Mexico Louisiana-Pacific, S.A. de C.V. Mexico Louisiana-Pacific de Venezuela, C. A. Venezuela Louisiana-Pacific Coillte Ireland Limited Ireland