561621 - Security Systems Services (except Locksmiths)

Top Businesses by Annual Sales for 561621 – Click for Complete Profiles:

This U.S. industry comprises establishments primarily engaged in (1) selling security alarm systems, such as burglar and fire alarms, along with installation, repair, or monitoring services or (2) remote monitoring of electronic security alarm systems.

Cross-References. Establishments primarily engaged in--

• Selling security alarm systems for buildings, without installation, repair, or monitoring services--are classified in Sector 42, Wholesale Trade, or Sector 44-45, Retail Trade; and
• Retailing motor vehicle security systems, with or without installation or repair services--are classified in Industry 441310, Automotive Parts and Accessories Stores.