Who are the top contractors for Department of Defense?
A direct answer for Department of Defense contractor spending, with supporting agency and ranking links.
Direct answer
BECHTEL PARSONS BLUE GRASS, A JOINT VENTURE is the top listed contractor for Department of Defense, with $4,980,576,179 in ingested obligations.
Answer Facts
Agency obligations$36,989,310,288
Award records10,011
Top contractorBECHTEL PARSONS BLUE GRASS, A JOINT VENTURE
Top NAICS336414 - GUIDED MISSILE AND SPACE VEHICLE MANUFACTURING
Which market category matters most for Department of Defense?
336414 - GUIDED MISSILE AND SPACE VEHICLE MANUFACTURING is the largest visible NAICS category for Department of Defense at $5,639,384,301.
Source: USAspending.gov. Last updated from ingested federal spending data: May 7, 2026.