Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

Outpatient Mental Health and Substance Abuse Centers

Postal Service

Plumbing, Heating, and Air-Conditioning Contractors

Lessors of Nonresidential Buildings (except Miniwarehouses)

Construction Sand and Gravel Mining, Highway, Street, and Bridge Construction, Site Preparation Contractors, Specialized Freight (except Used Goods) Trucking, Local, Other Support Activities for Road Transportation

Hardware Stores, Other Building Material Dealers

Plumbing, Heating, and Air-Conditioning Contractors

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction

Recreational and Vacation Camps (except Campgrounds)

Engineering Services

Offices of Dentists

Forest Nurseries and Gathering of Forest Products, Soil Preparation, Planting, and Cultivating, Landscaping Services