The following Product Service Codes (PSCs) are commonly associated with NAICS 561612, Security Guards and Patrol Services

PSC S206 Housekeeping—Guard

Top Result Services
Federal Category 3.3: Security and Protection Security Services

PSC Y1JZ Construction of Miscellaneous Buildings

Services

PSC R408 Support—Professional: Program Management/Support

Services
Federal Category 2.3: Professional Services Management Advisory Services

Description
Program Management/Support Services

Includes
Includes: Situations Where The Contractor is Solely Responsible for Program Management As Well As Situations Where the Contractor Provides Program Management Support to A Government Program Manager

Excludes
Excludes: Program Evaluations/Review/Dev(PSC R410); Contract/Procurement/Acquisition Support (PSC R707)

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541330 – Engineering Services
541690 – Other Scientific and Technical Consulting Services
541519 – Other Computer Related Services
561210 – Facilities Support Services
541618 – Other Management Consulting Services
541512 – Computer Systems Design Services
541511 – Custom Computer Programming Services
561920 – Convention and Trade Show Organizers

PSC N063 Installation of Equipment—Alarm, Signal, and Security Detection Systems

Services