Jewett-Cameron Trading Company Ltd. serves as a holding company for Jewett-Cameron Lumber Company (JCLC), a wholesale of lumber and building materials to home improvement centers located primarily in the Pacific and Rocky Mountain regions of the United States. The operations of JCLC include the activities of its three wholly owned subsidiaries: Greenwood Products, Inc., Jewett-Cameron Seed Company (JCSC) and MSI-PRO. Greenwood Products is engaged in the processing and distribution of industrial wood and other specialty building products, principally to original equipment manufacturers. JCSC operates a seed and grain processing, storage and brokerage business. MSI-PRO is engaged in the importation and distribution of pneumatic air tools and industrial clamps.