Csi

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

• Computers Services
• Electric Equipment & Systems
• Security Service & Systems
• Electronic Parts & Equipment

North American Industry Classification System (NAICS) Categories:

• Electrical Apparatus And Equipment, Wiring Supplies, And Related Equipment Merchant Wholesalers > Alarms, Signaling & Security Equipment
• Other Electronic Parts And Equipment Merchant Wholesalers
• Other Computer Related Services
• Security Systems Services (Except Locksmiths)

Standard Industry Classification (SIC) Categories:

• Electrical Apparatus & Equipment > Alarms, Signaling & Security Equipment
• Electronic Parts & Equipment
• Computer Related Services, Nec
• Security Systems Services