Mission Critical Systems

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

• Security Control Equipment & Repairing

North American Industry Classification System (NAICS) Categories:

• Electrical Apparatus And Equipment, Wiring Supplies, And Related Equipment Merchant Wholesalers > Alarms, Signaling & Security Equipment > Security Control Equipment
• Consumer Electronics Repair And Maintenance > Electronic Equipment Repair, Except Computers > Security Control Equipment & Repair

Standard Industry Classification (SIC) Categories:

• Electrical Apparatus & Equipment > Alarms, Signaling & Security Equipment > Security Control Equipment
• Electrical And Electronic Repair Shops, Nec > Electronic Equipment Repair, Except Computers > Security Control Equipment & Repair