GSA Federal Acquisition Service
For general questions, contact:
FAS National Customer Service Ctr
Phone: 1-800-488-3111

Law Enforcement and Security Solutions guard services...
MAS Multiple Award Schedule - Available offerings include commercial goods and services organized by 12 Large Categories, corresponding Subcategories, and SINs.

MAS Category list:

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Security and Protection - Protective Equipment
Category Description
336992 Non-Tactical Armored Vehicles and Vehicle Armoring Services - Includes armored vehicles (excluding patrol cars) used strictly for law enforcement or security purposes, and any miscellaneous armoring products and services.

NOTE: Subject to Cooperative Purchasing
Security and Protection - Security Services
Category Description
541990L Professional Law Enforcement Services - Includes professional law enforcement services, such as fingerprinting, handwriting analysis, ballistic analysis, forensic artist, etc.

NOTE: Subject to Cooperative Purchasing
561612 Protective Service Occupations - Includes protective service occupations to support on-site security operations, such as security guards, alarm monitors, baggage inspectors, corrections and court security officers, etc.

NOTE: Subject to Cooperative Purchasing
611430ST Security Training - Includes all security training related to law enforcement, security, emergency preparedness and/or first responders. Examples include instructor-led training, web-based training, pre-set courses, training development, etc.

NOTE: Subject to Cooperative Purchasing