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NAICS 541990 and PSC R499 contractors in Massachusetts

All Other Professional, Scientific, and Technical 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 Massachusetts.

Massachusetts · NAICS 541990 · PSC R499
Last updated: April 6, 2026

Visible recipients

2

Mapped obligations

$3,923,674,637

Buyer overlap

4

Top recipients

Visible recipients in the Massachusetts overlap of NAICS 541990 and PSC R499