Portland, ME, Maine · 19 years in business
Exterior cleaning crews handling concrete, grease, gum, and graffiti for Portland, ME businesses.
Everything below this line — the compliance file, operational scorecard, proof-of-work records, dispute protocol, and credentialed reviews — is generated sample content that illustrates the WashAttest record format. It is not real data about Quarry Power Wash. This business is not yet in our directory, so no real data exists for it on this page.
Sample record snapshot
Verified Aug 25, 2026
Trailing 12 months
Attached to this listing
All resolved
Each document is checked against the issuing source and re-verified at renewal. An expired or missing item stays visible on the record.
General liability insurance
Auto-Owners — $1M / $2M aggregate
verified
Expires Mar 24, 2027
Workers' compensation
Auto-Owners — statutory limits, 6 employees covered
verified
Expires Jul 5, 2027
Business license
State contractor registration No. 925651
verified
Expires Dec 15, 2026
Stormwater / NPDES permit
State general permit for power washing discharge
verified
Expires Dec 4, 2026
OSHA safety program
Documented training program, 1 recordable incidents in 12 months
verified
No expiry on file
Water reclamation and discharge
Trailing 12 months, drawn from 115 documented visits. These are the numbers a star rating hides.
Arrived within the agreed service window
Visits requiring a return trip
Median time to first reply
Documented nightly capacity
Contracts renewed at term
Recordable incidents per 1,000 visits
Documentation attached to this listing and reconciled against billing, so a claim about work performed can be checked rather than taken on faith.
Timestamped photo pairs captured at the start and end of each scheduled visit, retained for 24 months.
Per-visit log recording date, unit identifiers, services performed, and the crew on site.
Current certificate naming the required additional insured, re-verified at each renewal.
Record of water recovered, method used, and discharge destination for each wash event.
A business can answer a review with evidence. The record shows the claim, the response, the evidence, and the outcome — including when the review was upheld.
No disputes have been filed against this listing.
25 of 32 reviews come from a verified operator role. Roles on this listing: Retail operations manager, Shopping center manager, Restaurant owner, Facility manager, Building engineer, Property manager, Store manager.
Elena P.
Retail operations manager
Oct 15, 2026
They handled the shopping center walkway at our Portland, ME location overnight so we never closed. They used hot water and a degreaser that actually worked.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Colette E.
Shopping center manager
Oct 9, 2026
We had our parking garage pressure washed before a health inspection in Portland, ME. The building looks like it was just built.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Diane E.
Restaurant owner
Sep 4, 2026
Our dealership lot needed degreasing before the health department visit. Our customers noticed the difference the same day.
Commercial Pressure Washing · Portland, ME, Maine · via Direct
Neil K.
Restaurant owner
Aug 7, 2026
Booked commercial pressure washing for our sidewalk in Portland, ME. The sidewalk is no longer a slip hazard.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Elijah C.
Retail operations manager
Aug 4, 2026
They cleaned the storefront at our Portland, ME location before we opened for the day. Good result overall. One section of the lot needed a second pass.
Commercial Pressure Washing · Portland, ME, Maine · via Direct
Delia Y.
Facility manager
May 31, 2026
The result did not match what was quoted. No one communicated the delay.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Hugo W.
Building engineer
May 30, 2026
Our dumpster pad in Portland, ME had not been cleaned in years. Happy with the clean. Scheduling took a couple of follow-ups.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Lauren G.
Property manager
May 24, 2026
We use them quarterly for the retail center at our Portland, ME storefront. Solid work. The quote came in slightly above what I expected.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Brandon I.
Facility manager
May 12, 2026
We use them quarterly for the shopping center walkway at our Portland, ME storefront. They worked overnight so we did not lose a single hour of business.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Diane F.
Store manager
May 11, 2026
Our storefront in Portland, ME was the first thing customers saw — now it is spotless. They sealed the concrete after cleaning it.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Meredith M.
Shopping center manager
May 10, 2026
Booked commercial pressure washing in Portland, ME and they handled the water and permits. The sidewalk is no longer a slip hazard.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Sonia N.
Retail operations manager
May 5, 2026
They came out to our Portland, ME property and cleaned the parking lot top to bottom. They used hot water and a degreaser that actually worked.
Commercial Pressure Washing · Portland, ME, Maine · via Direct
Terrance R.
Store manager
Apr 27, 2026
The drive-thru lane at our facility was embarrassing before they came out. Good result overall. One section of the lot needed a second pass.
Commercial Pressure Washing · Portland, ME, Maine · via Direct
Roberto H.
Property manager
Apr 10, 2026
Our self-storage driveway had years of gum, oil, and grime built up. The building looks like it was just built.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Theresa E.
Shopping center manager
Mar 26, 2026
Our apartment breezeway in Portland, ME had a layer of grime that nothing else touched. Great outcome. I would have liked more notice before they arrived.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Ivan A.
Facility manager
Jan 17, 2026
They cleaned our medical plaza sidewalk and the concrete looks new. The sidewalk is no longer a slip hazard.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Damon T.
Shopping center manager
Jan 3, 2026
We had our convenience store forecourt pressure washed before a health inspection in Portland, ME. Pleased with the result. Communication could be more proactive.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Gina Q.
Facility manager
Dec 30, 2025
The result was okay. Getting a quote took three calls. The sealant was applied unevenly.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Arturo S.
Retail operations manager
Nov 14, 2025
Commercial pressure washing in Portland, ME that actually works around your hours. They finished ahead of schedule and under the quote.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Yolanda E.
Shopping center manager
Oct 8, 2025
Our gas station canopy was a grease magnet — not anymore. The sidewalk is no longer a slip hazard.
Commercial Pressure Washing · Portland, ME, Maine · via Direct
Kelsey S.
Retail operations manager
Oct 4, 2025
We hired them for the church parking lot and ended up adding a recurring contract. Good result overall. One section of the lot needed a second pass.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Sierra G.
Facility manager
Sep 17, 2025
They pressure washed the grocery store sidewalk and the dumpster area in one visit. The grease trap area finally does not smell.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Gloria P.
Building engineer
Aug 21, 2025
Our church parking lot in Portland, ME had not been cleaned in years. The building looks like it was just built.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
Priscilla K.
Retail operations manager
Aug 19, 2025
Decent clean, though a few areas were missed. They started two hours after the agreed window.
Commercial Pressure Washing · Portland, ME, Maine · via Facebook
Vernon L.
Building engineer
Aug 15, 2025
The self-storage driveway at our Portland, ME site had a black film of grime on it. They used the right pressure so nothing was damaged.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Rosa P.
Facility manager
Aug 14, 2025
We had them out to our Portland, ME location for the brewery patio and the loading area. Good service. They had to come back for the dumpster pad.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Jonah F.
Facility manager
Aug 3, 2025
They cleaned the church parking lot and the drive-thru lane at our Portland, ME location. The building looks like it was just built.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Anita H.
Restaurant owner
Aug 2, 2025
I manage the property and hired them for the shopping center walkway in Portland, ME. Our inspection passed with zero cleaning-related notes.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Hector C.
Restaurant owner
Jun 25, 2025
They cleaned the sidewalk at our Portland, ME location before we opened for the day. They documented everything with photos for our records.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Chloe Z.
Restaurant owner
Jun 18, 2025
They pressure washed our convenience store forecourt and the difference is night and day. They worked overnight so we did not lose a single hour of business.
Commercial Pressure Washing · Portland, ME, Maine · via Facebook
Hannah V.
Building engineer
Jun 1, 2025
The office building entrance was slick with grease and now it is safe to walk on. They used hot water and a degreaser that actually worked.
Commercial Pressure Washing · Portland, ME, Maine · via Google
Sasha L.
Retail operations manager
May 15, 2025
Our drive-thru lane in Portland, ME is now part of our monthly maintenance. Happy with the clean. Scheduling took a couple of follow-ups.
Commercial Pressure Washing · Portland, ME, Maine · via Yelp
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Portland, ME, Maine
Exterior cleaning crews handling concrete, grease, gum, and graffiti for Portland, ME businesses.
Portland, ME, Maine
Commercial pressure washing for storefronts, lots, and dumpster pads across Portland, ME.
Portland, ME, Maine
Commercial pressure washing for storefronts, lots, and dumpster pads across Portland, ME.