Doorway Corporation

Doorway Corporation is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Building Materials & Supplies
• Millwork Manufacturers
• Lumber, Plywood & Millwork

North American Industry Classification System (NAICS) Categories:

• Other Millwork (Including Flooring)
• Lumber, Plywood, Millwork, And Wood Panel Merchant Wholesalers
• Other Building Material Dealers

Standard Industry Classification (SIC) Categories:

• Millwork
• Lumber, Plywood, & Millwork
• Lumber & Other Building Materials