Who wins NAICS 488999 federal contracts?

A direct answer for ALL OTHER SUPPORT ACTIVITIES FOR TRANSPORTATION federal contract competitors and buyers.

Direct answer

MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. leads NAICS 488999 federal contracts with $750,352,873 in ingested obligations.

Answer Facts

NAICS488999
Obligations$752,193,208
Top contractorMANTECH ADVANCED SYSTEMS INTERNATIONAL, INC.
Top agencyGeneral Services Administration

Which agencies buy NAICS 488999?

General Services Administration is the largest visible agency buyer for NAICS 488999 at $750,352,873.

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