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NAICS 541490 and PSC R499 contractors in Maryland

Other Specialized Design 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 Maryland.

Maryland · NAICS 541490 · PSC R499
Last updated: April 8, 2026

Visible recipients

1

Mapped obligations

$6,816,026

Buyer overlap

4

Top recipients

Visible recipients in the Maryland overlap of NAICS 541490 and PSC R499