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New Construction & Trades Companies in Washington County, Oregon

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

Reach new construction & trades companies in Washington County

107 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 Washington County by industry in your dashboard.

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Most recent filings

Arboles Landscape Management

Business · Portland · May 13, 2026

Professional Gutter Service & Roofing LLC

Business · Beaverton · May 14, 2026

Quality Coat Painting LLC

LLC · Beaverton · May 14, 2026

Elmars Painting LLC

LLC · Hillsboro · May 18, 2026

Timeless Builders

Business · North Plains · May 19, 2026

West Portland Construction Academy

Business · Beaverton · May 19, 2026

Four Firs Landscape & Maintenance LLC

LLC · Beaverton · May 19, 2026