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New Construction & Trades Companies in Nassau County, New York

167 registered in the last 90 days · updated October 8, 2026

Reach new construction & trades companies in Nassau County

167 new construction & trades companies registered here in the last 90 days. Start a free trial to see them all — names, addresses, and owners — and filter Nassau County by industry in your dashboard.

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Most recent filings

Spring Air Builders INC.

Corporation · Albany · July 10, 2026

S&J Construction Us INC.

Corporation · Valley Stream · July 10, 2026

Lorenzana Construction INC.

Corporation · Freeport · July 12, 2026

Ajc Construction 1 LLC

LLC · Freeport · July 13, 2026

Jfc Hvac LLC

LLC · Uniondale · July 13, 2026

Raa Enterprise Contracting LLC

LLC · Hempstead · July 13, 2026

Custom Home Builders USA LLC

LLC · Valley Stream · July 14, 2026