Potomac Valley Cleaning Services is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Cleaning Service
• Window Cleaning Commercial & Industrial
• Window Cleaning Residential

North American Industry Classification System (NAICS) Categories:

• Other Services To Buildings And Dwellings > Window & Blind Cleaning > Window Cleaning
• Other Services To Buildings And Dwellings > Cleaning Services
• Commercial And Industrial Machinery And Equipment (Except Automotive And Electronic) Repair And Maintenance > Cleaning Services

Standard Industry Classification (SIC) Categories:

• Building Cleaning & Maintenance Services, Nec > Window & Blind Cleaning > Window Cleaning
• Repair Shops And Related Services, Nec > Cleaning Services