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

Abnormal Security

Network Security Hardware & Software

Smiths Detection

Security & Investigations Products & Services

HID

Security & Investigations Products & Services

Brink’s Inc

Security & Investigations Products & Services

Guardian Protection

Security & Investigations Products & Services

DEFENDERS

Consumer Services - General

Protection One , Inc.

Security & Investigations Products & Services

Silco Fire & Security

Facilities Management & Services

Paladion

Network Security Hardware & Software

InVue

Consumer Electronics

ZIX Corporation

Software - General

Hills Limited

Business Supplies & Equipment

Smith Protective Services Inc.

Security & Investigations Products & Services

Summit Fire Protection

Construction - General

Security Equipment, Inc.

Security & Investigations Products & Services

Concentric

Security & Investigations Products & Services

Koetter Fire Protection

Construction - General

WIGINTON FIRE SYSTEMS

Construction - General

Sensormatic Güvenlik Hizmetleri

Security & Investigations Products & Services