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NAICS 541690 and PSC R421 contractors in Maryland

Other Scientific and Technical Consulting Services. TECHNICAL ASSISTANCE. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Maryland.

Maryland · NAICS 541690 · PSC R421
Last updated: April 5, 2026

Visible recipients

1

Mapped obligations

$137,878,196

Buyer overlap

4

Top recipients

Visible recipients in the Maryland overlap of NAICS 541690 and PSC R421