Find a pro
Find a vetted pressure washing company on Long Island
What pressure washing companies do
Pressure washing companies clean siding, decks, patios, driveways and fences with water and cleaners.
- Mildew or dirt on siding, decks or walkways.
- Cleaning before painting or sealing.
- A driveway or patio refresh.
Who licenses pressure washing companies on Long Island
Nassau County
- Nassau Consumer Affairs puts power washers and sandblasters on its list of who must be licensed in the county.
- Nassau's code names power washing as home improvement work, and its home services definition covers roof and house washing other than power washing.
- Nassau's home improvement license application includes Power Washing among its work categories.
Step by step: how to check a pressure washing company's license in Suffolk or Nassau.
What it costs
Pressure washing prices turn on the area, the surfaces, the cleaners, and any sealing afterward. See the pressure washing cost guide.
What to ask before you hire
- Your county license number, so I can check it before I sign?
- A certificate of insurance sent to me by your insurer, not a photo?
- What pressure and cleaners will you use on each surface?
- How will you protect plants, windows and the neighbors' property?
- Is sealing or staining included or separate?
- What insurance covers damage?
How Revival helps
Request a free call. Revival goes over the job and the permit with you, checks licenses and insurance, and introduces up to two vetted, licensed pressure washing companies as they join our network. You choose who to hire, and you never pay Revival.
Guides
Questions homeowners ask
Can pressure washing damage siding or wood?
Too much pressure can. Ask what pressure and cleaners will be used on each surface.
Is a license required for pressure washing on Long Island?
Rules vary by county and town and by the work. The town pages list what applies.
How does Revival help?
A free call to pin down the job, then introductions to vetted, licensed pros for pressure washing as they join our network.
Sources
Every fact on this page comes from these official pages. Rules and fees change, so confirm with the office before you file anything.
- Nassau County Consumer Affairs, Who Must Be Licensed? (read 2026-11-03)
- Nassau County, Administrative Code (PDF) (read 2026-11-03; page dated January 1, 2026)
- Nassau County Consumer Affairs, Home Improvement Business License Application (PDF) (read 2026-11-03)
Checked 2026-11-03. Facts come only from the official pages listed, read on that date.
Talk the job through before you call anyone
Tell us about the house and the job in about four minutes. Revival calls you, free, to go over the scope, the budget, the timing and your town's permit office. Contractor matches open as our first licensed partners sign.