Nas Security Systems Inc is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Burglar Alarm Systems & Monitoring Services
• Home Theaters
• Security Control Equipment & Systems & Monitoring

North American Industry Classification System (NAICS) Categories:

• Electrical Apparatus And Equipment, Wiring Supplies, And Related Equipment Merchant Wholesalers > Alarms, Signaling & Security Equipment > Burglar Alarm Systems
• Electrical Apparatus And Equipment, Wiring Supplies, And Related Equipment Merchant Wholesalers > Alarms, Signaling & Security Equipment > Security Control Equipment
• Radio, Television, And Other Electronics Stores > Home Electronics > Home Theaters
• Security Systems Services (Except Locksmiths) > Anti-Theft Alarm Systems Services > Bank Protective Equipment
• Security Systems Services (Except Locksmiths) > Anti-Theft Alarm Systems Services > Burglar Alarm Systems Monitoring Services

Standard Industry Classification (SIC) Categories:

• Electrical Apparatus & Equipment > Alarms, Signaling & Security Equipment > Burglar Alarm Systems
• Electrical Apparatus & Equipment > Alarms, Signaling & Security Equipment > Security Control Equipment
• Radio, Television, And Consumer Electronics Stores > Home Electronics > Home Theaters
• Security Systems Services > Anti-Theft Alarm Systems Services > Bank Protective Equipment
• Security Systems Services > Anti-Theft Alarm Systems Services > Burglar Alarm Systems Monitoring Services