Establishments primarily engaged in monitoring and maintaining security systems devices, such as burglar and fire alarms. Establishments of this industry may sell or lease and install the security systems which they monitor and maintain. Establishments primarily engaged in the sales and installation, or installation only, of such devices are classified in Construction, Industry 1731.

Anixter

Wholesale

Smiths Detection

Security & Investigations Products & Services

HID

Security & Investigations Products & Services

Abnormal Security

Network Security Hardware & Software

Brink’s Inc

Security & Investigations Products & Services

DEFENDERS

Consumer Services - General

Paladion

Network Security Hardware & Software

Guardian Protection

Security & Investigations Products & Services

Protection One , Inc.

Security & Investigations Products & Services

InVue

Consumer Electronics

Hills Limited

Business Supplies & Equipment

Silco Fire & Security

Facilities Management & Services

Summit Fire Protection

Construction - General

Smith Protective Services Inc.

Security & Investigations Products & Services

ZIX Corporation

Software - General

Sensormatic Güvenlik Hizmetleri

Security & Investigations Products & Services

ProTELEC Systems

Information Services

HID Global Corporation

Information Services

ANIXTER Fasteners

Logistics & Supply Chain - General

Anixter INC

Real Estate - General