WASHINGTON   ·   38 source-linked companiesPublic-source listings. No verified partner claims.
Washington region

Palouse & Southeast

Whitman, Walla Walla, Asotin, Columbia, Garfield and Adams counties. Browse companies with evidence for specific cities below. This is not a claim of service across the entire region.

Other cities may have providers not yet researched here. Confirm exact service and address with the company. Companies appearing in several places are counted once in the statewide total.

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2 businesses across researched citiesAlphabetical · No paid placement
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Public-source listing

Northwest Exterior Clean

Pullman · Spokane · Spokane Valley · Liberty Lake

Pressure washing of driveways, sidewalks, patios, pavers, decks, retaining walls, storefronts, parking lots and dumpster pads.

Advertised services

Pressure washingRoof moss careGutter cleanout

Unlisted services are unconfirmed, not necessarily unavailable. Service scope varies by city. Check details.

Sources reviewed November 11, 2026 · Not independently verified

Illustration
Public-source listing

WallaWash

Walla Walla · College Place · Waitsburg

Property-exterior pressure washing; also offers exterior house rinsing. Dedicated service page does not specify a detailed surface list, so none is inferred.

Advertised services

Pressure washingGutter cleanout

Unlisted services are unconfirmed, not necessarily unavailable. Service scope varies by city. Check details.

Sources reviewed November 11, 2026 · Not independently verified

Services and coverage are claims from the linked provider websites. Each profile shows its source-check date. Inclusion does not verify credentials, insurance, quality or current availability. A service not listed here may still be offered. Read our standards.