NAICS Directory
NAICS 237990

Other Heavy Civil Engineering Construction

Specialized civil engineering construction including dams, flood control, and environmental remediation for federal agencies.

Sector: Construction

Search Other Heavy Civil Engineering Construction contractors via API

Find all SAM.gov-registered contractors classified under NAICS 237990. Filter by state, small business status, certifications, and more.

Search contractors
curl "https://api.govdatalabs.com/api/v2/data/entities/search?naics=237990&limit=5" \
  -H "X-API-Key: your_api_key"
Market overview
curl "https://api.govdatalabs.com/api/v2/data/market/overview?naics=237990" \
  -H "X-API-Key: your_api_key"

Data available for NAICS 237990

Contractor Profiles

Sandbox

Search SAM.gov entities registered under NAICS 237990. Get firmographics, certifications, and registration status.

Entity Search

Contract Awards

Starter

View historical award data — values, agencies, set-asides, and timelines — for every contractor in this NAICS.

Award History

Market Overview

Starter

Top contractors, total award value, unique contractors, and average award size for the Other Heavy Civil Engineering Construction market.

Market Overview

AI Capabilities

Professional

AI-extracted technologies, clearances, and service areas for contractors in this industry classification.

AI Capabilities

Teaming Partners

Professional

Who teams with whom in the 237990 space. Relationship scores derived from co-award analysis.

Teaming Partners

Semantic Search

Professional

Natural language search: "companies that do other heavy civil engineering construction for DOD" and get ranked results.

Semantic Search

Other Heavy Civil Engineering Construction contractors by state

Find other heavy civil engineering constructioncontractors in specific states using the API's state filter.

Get Other Heavy Civil Engineering Construction data via API

Free sandbox — 100 requests/month, no credit card. Search contractors, view awards, and explore market data for NAICS 237990.