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New Professional Services Companies in Washington County, Oregon

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

Reach new professional services companies in Washington County

144 new professional services 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

Rodriguez Lawn Care LLC

LLC · Beaverton · May 13, 2026

Ecohaul Solutions LLC

LLC · Hillsboro · May 13, 2026

Bates Home Services

Business · Tualatin · May 14, 2026

Jgw Advisory Group LLC

LLC · Portland · May 15, 2026

Willamette Home Services

Business · Beaverton · May 15, 2026

Dr. Dwayne Custer Consulting LLC

LLC · Portland · May 15, 2026

Urban Ink Notary

Business · Hillsboro · May 18, 2026