Who wins NAICS 561611 federal contracts?

A direct answer for INVESTIGATION AND PERSONAL BACKGROUND CHECK SERVICES federal contract competitors and buyers.

Direct answer

OMNIPLEX WORLD SERVICES CORPORATION leads NAICS 561611 federal contracts with $33,236,827 in ingested obligations.

Answer Facts

NAICS561611
Obligations$117,263,409
Top contractorOMNIPLEX WORLD SERVICES CORPORATION
Top agencyDepartment of Homeland Security

Which agencies buy NAICS 561611?

Department of Homeland Security is the largest visible agency buyer for NAICS 561611 at $66,009,505.

Source: USAspending.gov. Last updated from ingested federal spending data: May 7, 2026.