NAICS 541330 and PSC R499 contractors in District of Columbia

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside District of Columbia.

District of Columbia · NAICS 541330 · PSC R499

Last updated: April 3, 2026

Visible recipients

Mapped obligations

$96,387,187

Buyer overlap

Top recipients

Visible recipients in the District of Columbia overlap of NAICS 541330 and PSC R499

Barbaricum LLC

Washington, DC

Barbaricum LLC is a federal category business profile based in Washington, DC. The current public data layer shows $7,769,347 in visible federal obligations across 101 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 339999 (All Other Miscellaneous Manufacturing). The profile also shows meaningful product and service activity in PSC R499.

$96,387,187