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New Construction & Trades Companies in New Haven County, Connecticut

329 registered in the last 90 days · updated October 9, 2026

Reach new construction & trades companies in New Haven County

329 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 Haven County by industry in your dashboard.

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Most recent filings

Herrera Remodel & Renovation LLC

LLC · Hamden · July 12, 2026

Bradley C. Mettin Carpentry L.L.C.

LLC · Branford · July 13, 2026

Max Stuco Construction LLC

LLC · Meriden · July 13, 2026

T Collins Electric LLC

LLC · Northford · July 13, 2026

Losbrothers Pools Leaks And Liners LLC

LLC · Cheshire · July 13, 2026

Bella'S Construction LLC

LLC · New Haven · July 13, 2026

jbhi1 LLC

LLC · Wallingford · July 13, 2026