Agency + NAICS page

Department of Defense NAICS 541330 contractors

Engineering Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Defense.

Agency: Department of Defense
Last updated: April 6, 2026

Visible recipients

186

Mapped obligations

$343,272,207,482

Top PSC links

4

Top recipients

Visible recipients tied to Department of Defense and NAICS 541330

Lockheed Martin Corporation

Fort Worth, TX

Lockheed Martin Corporation is a federal category business profile based in Fort Worth, TX. The current public data layer shows $24,766,515,830 in visible federal obligations across 1,695 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336411 (Aircraft Manufacturing). The profile also shows meaningful product and service activity in PSC 1510.

$21,262,537,772

Raytheon Company

Tucson, AZ

Raytheon Company is a federal category business profile based in Tucson, AZ. The current public data layer shows $8,099,671,836 in visible federal obligations across 1,481 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336414 (Guided Missile and Space Vehicle Manufacturing). The profile also shows meaningful product and service activity in PSC 1410.

$42,605,368,061

Northrop Grumman Ship Systems,

Pascagoula, MS

Northrop Grumman Ship Systems, is a federal category business profile based in Pascagoula, MS. The current public data layer shows $5,973,572,866 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336611 (Ship Building and Repairing). The profile also shows meaningful product and service activity in PSC 1911.

$1,386,931,503

Booz Allen Hamilton INC

Mclean, VA

Booz Allen Hamilton INC is a federal category business profile based in Mclean, VA. The current public data layer shows $5,544,653,120 in visible federal obligations across 3,971 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R499.

$21,397,525,200

General Dynamics C4 Systems, Inc.

Scottsdale, AZ

General Dynamics C4 Systems, Inc. is a federal category business profile based in Scottsdale, AZ. The current public data layer shows $5,425,082,679 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC AC63.

$1,424,870,046

The Boeing Company

Saint Louis, MO

The Boeing Company is a federal category business profile based in Saint Louis, MO. The current public data layer shows $4,716,768,803 in visible federal obligations across 1,223 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336411 (Aircraft Manufacturing). The profile also shows meaningful product and service activity in PSC 1510.

$22,324,069,645

General Dynamics Information Technology, Inc.

Falls Church, VA

General Dynamics Information Technology, Inc. is a federal category business profile based in Falls Church, VA. The current public data layer shows $4,247,568,500 in visible federal obligations across 3,214 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC D399.

$19,012,462,018

Science Applications International Corporation

Reston, VA

Science Applications International Corporation is a federal category business profile based in Reston, VA. The current public data layer shows $3,816,048,111 in visible federal obligations across 3,367 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R425.

$13,513,627,583

Space Exploration Technologies Corp.

Hawthorne, CA

Space Exploration Technologies Corp. is a federal category business profile based in Hawthorne, CA. The current public data layer shows $3,575,332,503 in visible federal obligations across 404 awards or transactions. National Aeronautics and Space Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 481212 (Nonscheduled Chartered Freight Air Transportation). The profile also shows meaningful product and service activity in PSC V126.

$12,168,434

Mantech Telecommunications And Information Systems Corporation

Fairfax, VA

Mantech Telecommunications And Information Systems Corporation is a federal category business profile based in Fairfax, VA. The current public data layer shows $3,297,715,310 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC 1345.

$2,220,927,671
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