About us
Why Chief Building Services?
Security Services
Verification Surveillance
Janitorial Services
Express Delivery

Chief Building Services’ three fundamental values are: Integrity, Vigilance and Courtesy. They serve as guidance for all of our employees in building trust with customers, colleagues and the surrounding community.

Chief Building Services is the southwest’s most trusted and experienced provider of affordable contract security services. Chief Building Services brings more than 26 years of service and 128 highly trained personnel to this task. Our executive team brings a combined 67 years of expertise in high-level security positions for organizations including the US Army’s Military Police, and several Fortune 1000 companies. With offices throughout the southwest and operations at numerous school districts, we provide complete, customized and cost-effective security solutions for industries, businesses, institutions and organizations of all sizes.

Our History

A&M INvestigations, LLC commenced operations in 1998. This Phoenix, Arizona–based company principally engaged in furnishing uniformed guard instruction, private investigations and firearms training under the direction of its founders.  

In 2005, A&M Investigations, LLC began doing business as Chief Building Services expanding it's operations in security guard services, janitorial services, express services, reception and concierge services.

In 2010, A&M Investigations, LLC (dba) Chief Building Services acquired the assets of Chief Security, Inc.- a Arizona regional security services company with operations also in Texas, New Mexico and Colorado. The acquisition included Campus Safeguards, a leading provider of contract services to the campus security and services industries.

Today, Chief Building Services is one of the leading providers of contract security and related services in the Southwestern United States. With more than five operating offices, Chief Building Services provides a variety of protective and loss prevention programs to numerous corporate, industrial, commercial, institutional, municipal, governmental and residential customers.