All activities related with NAICS 6-digit Code 561621

NAICS code 561621 belongs to Security Systems Services (except Locksmiths) industry and they have 8 activities.

Activities List for Security Systems Services (except Locksmiths) Industry

• Alarm system monitoring services
• Alarm systems sales combined with installation, repair, or monitoring services
• Burglar alarm monitoring services
• Burglar alarm sales combined with installation, repair, or monitoring services
• Fire alarm monitoring services
• Fire alarm sales combined with installation, repair, or monitoring services
• Security alarm systems sales combined with installation, repair, or monitoring services
• Security system monitoring services

NAICS Code 561621 Hierarchy

• 56Administrative and Support and Waste Management and Remediation Services
• 561Administrative and Support Services
• 5616Investigation and Security Services
• 56162Security Systems Services

Topics related with code 561621

There are 11 words closely related with others activities of Security Systems Services (except Locksmiths) industry.

• alarm (18)
• combined (95)
• fire (61)
• installation (297)
• monitoring (16)
• repair (177)
• sales (31)
• security (22)
• system (98)
• systems (128)
• with (209)