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General Services Administration NAICS 237990 and PSC B533 contractors
Other Heavy and Civil Engineering Construction. SPECIAL STUDIES/ANALYSIS- WATER QUALITY. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under General Services Administration.
General Services Administration · NAICS 237990 · PSC B533
Last updated: April 8, 2026
Visible recipients
1
Mapped obligations
$36,105,385
State overlap
1
Top recipients
