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New Construction & Trades Companies in New Castle County, Delaware

61 registered in the last 90 days · updated August 11, 2026

Reach new construction & trades companies in New Castle County

61 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 New Castle County by industry in your dashboard.

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Most recent filings

Dafw Drywall LLC

Business · Newark · May 13, 2026

First State Ponds & Fountains Ll

Business · Newport · May 14, 2026

Wcb Contractors, INC

Business · Wilmington · May 14, 2026

Martin Quinn

Business · Wilmington · May 18, 2026

Firmus, LLC

Business · Newark · May 20, 2026

Premier Point Restoration INC

Business · New Castle · May 20, 2026

Walsh Con. CO Ii-Soletanche Bach

Business · Edgemoor · May 20, 2026