Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance Household Appliances and Electrical and Electronic Goods Merchant Wholesalers Machinery, Equipment, and Supplies Merchant Wholesalers Management, Scientific, and Technical Consulting Services Chemical and Allied Products Merchant Wholesalers Building Equipment Contractors Miscellaneous Durable Goods Merchant Wholesalers Electronic and Precision Equipment Repair and Maintenance Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers Professional and Commercial Equipment and Supplies Merchant Wholesalers Computer Systems Design and Related Services Other Miscellaneous Store Retailers Support Activities for Mining