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Department of the Interior contractors in California

Use this state-scoped buyer page to see which visible federal contractors sit closest to Department of the Interior inside California.

State: California
Last updated: April 5, 2026

Visible recipients

7

Mapped obligations

$222,656,097

Top NAICS links

4

Top recipients

Visible recipients tied to Department of the Interior in California

General Atomics Aeronautical Systems, Inc.

Poway, CA

General Atomics Aeronautical Systems, Inc. is a federal category business profile based in Poway, CA. The current public data layer shows $1,349,256,370 in visible federal obligations across 452 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 1550.

$1,723,863

Granite Construction Company

Watsonville, CA

Granite Construction Company is a federal category business profile based in Watsonville, CA. The current public data layer shows $684,943,035 in visible federal obligations across 56 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 237310 (Highway, Street, and Bridge Construction). The profile also shows meaningful product and service activity in PSC Y1LB.

$62,779,534

Tetra Tech Ec, Inc.

San Diego, CA

Tetra Tech Ec, Inc. is a federal category business profile based in San Diego, CA. The current public data layer shows $418,648,162 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 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC F108.

$5,398,541

L3harris Interstate Electronics Corporation

Yorba Linda, CA

L3harris Interstate Electronics Corporation is a federal category business profile based in Yorba Linda, CA. The current public data layer shows $138,604,778 in visible federal obligations across 40 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 H914.

$155,252

Acumen LLC

Burlingame, CA

Acumen LLC is a federal category business profile based in Burlingame, CA. The current public data layer shows $77,028,975 in visible federal obligations across 73 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$41,548,005

Cubic Defense Applications, Inc.

San Diego, CA

Cubic Defense Applications, Inc. is a federal category business profile based in San Diego, CA. The current public data layer shows $65,172,719 in visible federal obligations across 152 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 334220 (Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing). The profile also shows meaningful product and service activity in PSC 6910.

$470,925

Tutor Perini Corporation

Sylmar, CA

Tutor Perini Corporation is a federal category business profile based in Sylmar, CA. The current public data layer shows $7,919,316 in visible federal obligations across 38 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y199.

$110,579,977

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Industry paths for Department of the Interior in California

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Product and service paths for Department of the Interior in California