Security guard staffing
It recruits and trains guards suited to the needs of major security firms that provide contracted security personnel.
Source: LinkedIn company description · Retrieved October 13, 2026
Company profileguardiangroupservices.com ↗
Guardian Group Services
Guardian Group Services staffs professional security guards for major security firms across the American Northeast and Midwest.
- Headquarters
- Brooklyn, New York, United StatesSource: RevenueBaseRetrieved October 13, 2026
- Employee range
- 1 to 10Source: RevenueBaseRetrieved October 13, 2026
- Founded
- 2017Source: RevenueBaseRetrieved October 13, 2026
- Published list appearances
- 1 supported appearance ↗Source: RevenueBase lists
What does Guardian Group Services do?
The company acts as an extension of clients’ human resources departments. Its security guard training school is approved by the New York State Department of Criminal Justice System and described as top-ranked in New York City.
Based on the company’s public LinkedIn information, supplied through RevenueBase.
Who it serves
Its customers include major security firms in the American Northeast and Midwest.
Services & capabilities.
On-site guard training
The security guard training school is approved by the New York State Department of Criminal Justice System.
Source: LinkedIn company description · Retrieved October 13, 2026
Company lists.
Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.
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Sources & data notes.
RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 2, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 5, 2026. How the company lists are built.
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