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Home/Massachusetts/NAICS 541990/PSC R421

State + NAICS + PSC page

NAICS 541990 and PSC R421 contractors in Massachusetts

All Other Professional, Scientific, and Technical Services. TECHNICAL ASSISTANCE. Cross-code overlap in Massachusetts.

Massachusetts · NAICS 541990 · PSC R421

Last updated: April 8, 2026

Visible recipients

2

Mapped obligations

$3,490,622,829

Buyer overlap

4

Top recipients

Visible recipients in the Massachusetts overlap of NAICS 541990 and PSC R421

Abt Global LLC

Cambridge, MA

Cambridge, MA | 45 awards | Top agency Agency for International Development | NAICS 541990

Abt Associates INC

"boston ", MA

"boston ", MA | 5 awards | Top agency Agency for International Development | NAICS 541618

Next paths

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Top recipient paths -- ranked view
Massachusetts NAICS 541990 -- drop PSC filter
Massachusetts PSC R421 -- drop NAICS filter
Agency for International Development -- buyer path
Department of Health and Human Services -- buyer path
Department of Housing and Urban Development -- buyer path
Environmental Protection Agency -- buyer path