Department of the Interior NAICS 541380 contractors in California

Testing Laboratories and Services. Use this deeper state-buyer-industry page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

California + Department of the Interior

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$7,739,571

Visible recipients tied to Department of the Interior, California, and NAICS 541380

Kleinfelder INC

Rancho Cordova, CA

Kleinfelder INC is a federal category business profile based in Rancho Cordova, CA. The current public data layer shows $30,745,589 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 C211.

$7,739,571