Tsys

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

• Computers Systems Designers & Consultants
• Telecommunications Services

North American Industry Classification System (NAICS) Categories:

• Wired Telecommunications Carriers > Telecommunications Services
• Custom Computer Programming Services > Computers Systems Designers & Consultants

Standard Industry Classification (SIC) Categories:

• Telephone Communications, Except Radio > Telecommunications Services
• Computer Programming Services > Computer Programming Services, Nec