Small Business Administration NAICS 237110 and PSC Y1JZ contractors

Water and Sewer Line and Related Structures Construction. CONSTRUCTION OF MISCELLANEOUS BUILDINGS. Cross-code overlap under Small Business Administration.

Small Business Administration · NAICS 237110 · PSC Y1JZ

Last updated: April 12, 2026

Visible recipients

Mapped obligations

$755,386,932

State overlap

Top recipients

Visible recipients in the Small Business Administration overlap of NAICS 237110 and PSC Y1JZ

Harper Construction Company, Inc.

San Diego, CA

San Diego, CA | 51 awards | Top agency Department of Defense | NAICS 236220

$692,925,058

Tunista Construction LLC

Tacoma, WA

Tacoma, WA | 5 awards | Top agency Department of Defense | NAICS 236220

$9,728,399

J & J Contractors, Inc.

North Billerica, MA

North Billerica, MA | 16 awards | Top agency Department of Defense | NAICS 236220

$52,733,475

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