Charleston, SC, South Carolina · 14 years in business
Scheduled commercial pressure washing built around your operating hours.
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 Basalt Surface Cleaning. This business is not yet in our directory, so no real data exists for it on this page.
Sample record snapshot
Verified Aug 9, 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
Zurich North America — $1M / $1M aggregate
verified
Expires Jun 19, 2027
Workers' compensation
Zurich North America — statutory limits, 3 employees covered
verified
Expires Jan 25, 2027
Business license
State contractor registration No. 855061
verified
Expires May 9, 2027
Stormwater / NPDES permit
No permit on file — no reclamation in use
missing
No expiry on file
OSHA safety program
Documented training program, 2 recordable incidents in 12 months
verified
No expiry on file
Water reclamation and discharge
Trailing 12 months, drawn from 125 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.
27 of 28 reviews come from a verified operator role. Roles on this listing: Retail operations manager, Building engineer, Property manager, Shopping center manager, Restaurant owner, Facility manager, Store manager.
Ursula W.
Retail operations manager
Oct 26, 2026
They pressure washed the hotel entrance and the dumpster area in one visit. Solid work. The quote came in slightly above what I expected.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
April B.
Building engineer
Oct 13, 2026
Our school walkway was a grease magnet — not anymore. Good result overall. One section of the lot needed a second pass.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Rosalind V.
Building engineer
Sep 10, 2026
Decent clean, though a few areas were missed. The crew left before we could do a walkthrough.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Marco Z.
Property manager
Sep 5, 2026
Our school walkway needed degreasing before the health department visit. Our customers noticed the difference the same day.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Tara X.
Retail operations manager
Jun 16, 2026
We had them out to our Charleston, SC location for the restaurant patio and the loading area. The concrete came out several shades lighter.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Damon M.
Shopping center manager
Jun 15, 2026
Booked commercial pressure washing in Charleston, SC and they handled the water and permits. The gum removal alone was worth the price.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Chloe H.
Shopping center manager
Jun 6, 2026
Booked commercial pressure washing for our office building entrance in Charleston, SC. Reliable crew. The invoice took a while to arrive.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Maya I.
Retail operations manager
Jun 5, 2026
We hired them for the loading dock and ended up adding a recurring contract. No damage to the paint, signage, or landscaping.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Toni Z.
Retail operations manager
May 19, 2026
They came out to our Charleston, SC property and cleaned the sidewalk top to bottom. They worked overnight so we did not lose a single hour of business.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Trent O.
Building engineer
Apr 29, 2026
Our parking garage in Charleston, SC had a layer of grime that nothing else touched. Our customers noticed the difference the same day.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Direct
Sierra V.
Retail operations manager
Feb 19, 2026
Our apartment breezeway had rust stains and graffiti — both gone. The building looks like it was just built.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Frank H.
Shopping center manager
Feb 3, 2026
They cancelled the day of and did not reschedule. We were billed for work that was not performed.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Meredith P.
Restaurant owner
Jan 2, 2026
We had our warehouse apron pressure washed before a health inspection in Charleston, SC. Good service. They had to come back for the dumpster pad.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Facebook
Dawn S.
Property manager
Oct 28, 2025
Our bank drive-up was a grease magnet — not anymore. No runoff issues — they handled the water properly.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Facebook
Anita W.
Retail operations manager
Oct 27, 2025
They cleaned the gas station canopy at our Charleston, SC location before we opened for the day. Only knocking a star because the start time slipped by an hour.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Facebook
Desmond S.
Shopping center manager
Oct 23, 2025
Booked commercial pressure washing for our parking garage in Charleston, SC. The grease trap area finally does not smell.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Miguel B.
Shopping center manager
Sep 10, 2025
Acceptable job, but I expected the whole storefront to be done. A strip along the building was left untouched.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Bridget K.
Facility manager
Sep 6, 2025
The convenience store forecourt was slick with grease and now it is safe to walk on. Our inspection passed with zero cleaning-related notes.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Desmond H.
Building engineer
Aug 31, 2025
They cleaned the brewery patio at our Charleston, SC location before we opened for the day. They documented everything with photos for our records.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Caleb O.
Property manager
Aug 23, 2025
Booked commercial pressure washing in Charleston, SC and they handled the water and permits. Good service. They had to come back for the dumpster pad.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Rachel M.
Retail operations manager
Aug 12, 2025
They handled the shopping center walkway at our Charleston, SC location overnight so we never closed. They finished ahead of schedule and under the quote.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Blake M.
Retail operations manager
Jul 10, 2025
They worked around our business hours in Charleston, SC without a single complaint. Only knocking a star because the start time slipped by an hour.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Ursula H.
Property manager
Jul 4, 2025
Our gas station canopy in Charleston, SC had not been cleaned in years. Great outcome. I would have liked more notice before they arrived.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Facebook
Camille B.
Retail operations manager
Jun 29, 2025
They worked around our business hours in Charleston, SC without a single complaint. They cleaned the dumpster pad and the smell is gone.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Direct
Ruth K.
Store manager
Jun 26, 2025
They removed oil stains from our church parking lot that I thought were permanent. They finished ahead of schedule and under the quote.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
Julian W.
Property manager
Jun 2, 2025
We had our dealership lot pressure washed before a health inspection in Charleston, SC. They used hot water and a degreaser that actually worked.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Marisol V.
Building engineer
May 23, 2025
They cleaned the medical plaza sidewalk and the drive-thru lane at our Charleston, SC location. They were fully insured and provided a COI without us asking.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Yelp
Sofia H.
Restaurant owner
May 10, 2025
Our school walkway in Charleston, SC had not been cleaned in years. They used the right pressure so nothing was damaged.
Commercial Pressure Washing · Charleston, SC, South Carolina · via Google
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Charleston, SC, South Carolina
Commercial pressure washing for storefronts, lots, and dumpster pads across Charleston, SC.
Charleston, SC, South Carolina
Commercial pressure washing for storefronts, lots, and dumpster pads across Charleston, SC.
Charleston, SC, South Carolina
Scheduled commercial pressure washing built around your operating hours.