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New Cleaning & Janitorial Companies in Washington County, Oregon

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

Reach new cleaning & janitorial companies in Washington County

47 new cleaning & janitorial 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

Mpl Professional Cleaning Services LLC

LLC · Beaverton · May 13, 2026

Sunshine Cleaning Services LLC

LLC · Beaverton · May 15, 2026

Knights Cleaning LLC

LLC · Sherwood · May 15, 2026

Kelly'S Cleaning Company

Business · Portland · May 15, 2026

Enoc Cleaning Services LLC

LLC · Tigard · May 15, 2026

Mily G Cleaning Services LLC

LLC · Beaverton · May 21, 2026

Sinai Pressure Washing, LLC

LLC · North Plains · May 21, 2026