Detroit, Michigan · 13 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 Onyx Commercial Wash. This business is not yet in our directory, so no real data exists for it on this page.
Sample record snapshot
Verified Sep 18, 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
Hiscox — $2M / $4M aggregate
verified
Expires Dec 25, 2026
Workers' compensation
Hiscox — statutory limits, 11 employees covered
verified
Expires May 6, 2027
Business license
State contractor registration No. 180300
verified
Expires Aug 6, 2027
Stormwater / NPDES permit
State general permit for exterior cleaning discharge
verified
Expires Aug 11, 2027
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 131 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 29 reviews come from a verified operator role. Roles on this listing: Restaurant owner, Property manager, Building engineer, Retail operations manager, Shopping center manager, Store manager, Facility manager.
Dustin T.
Restaurant owner
Oct 22, 2026
They pressure washed our grocery store sidewalk and the difference is night and day. Reliable crew. The invoice took a while to arrive.
Commercial Pressure Washing · Detroit, Michigan · via Google
Rachel M.
Property manager
Sep 24, 2026
They cleaned the fast-casual patio and the drive-thru lane at our Detroit location. No damage to the paint, signage, or landscaping.
Commercial Pressure Washing · Detroit, Michigan · via Google
Landon R.
Property manager
Sep 16, 2026
Commercial pressure washing in Detroit that actually works around your hours. Our customers noticed the difference the same day.
Commercial Pressure Washing · Detroit, Michigan · via Yelp
Dwayne H.
Building engineer
Sep 1, 2026
The fast-casual patio was slick with grease and now it is safe to walk on. Good service. They had to come back for the dumpster pad.
Commercial Pressure Washing · Detroit, Michigan · via Facebook
Kelsey T.
Restaurant owner
Aug 4, 2026
The self-storage driveway was slick with grease and now it is safe to walk on. Our inspection passed with zero cleaning-related notes.
Commercial Pressure Washing · Detroit, Michigan · via Google
Diego S.
Retail operations manager
Aug 2, 2026
Our dealership lot in Detroit was the first thing customers saw — now it is spotless. Very good work overall, though the noise during business hours was a factor.
Commercial Pressure Washing · Detroit, Michigan · via Yelp
Jared J.
Shopping center manager
Jun 21, 2026
Acceptable job, but I expected the whole medical plaza sidewalk to be done. The crew left before we could do a walkthrough.
Commercial Pressure Washing · Detroit, Michigan · via Direct
Leah O.
Store manager
May 2, 2026
Mixed results on our parking garage in Detroit. The crew left before we could do a walkthrough.
Commercial Pressure Washing · Detroit, Michigan · via Google
Corey W.
Shopping center manager
Apr 28, 2026
They cleaned the loading dock at our Detroit location before we opened for the day. Good result overall. One section of the lot needed a second pass.
Commercial Pressure Washing · Detroit, Michigan · via Google
Clay I.
Store manager
Apr 23, 2026
Booked them for the school walkway after a bad storm in Detroit. Pleased with the result. Communication could be more proactive.
Commercial Pressure Washing · Detroit, Michigan · via Google
Luis G.
Store manager
Mar 18, 2026
They pressure washed our drive-thru lane and the difference is night and day. They cleaned the dumpster pad and the smell is gone.
Commercial Pressure Washing · Detroit, Michigan · via Yelp
Megan C.
Property manager
Feb 25, 2026
They pressure washed the parking garage and the dumpster area in one visit. They used hot water and a degreaser that actually worked.
Commercial Pressure Washing · Detroit, Michigan · via Facebook
Kara V.
Shopping center manager
Feb 13, 2026
Our warehouse apron was a grease magnet — not anymore. Our customers noticed the difference the same day.
Commercial Pressure Washing · Detroit, Michigan · via Google
Blake E.
Restaurant owner
Dec 20, 2025
Our restaurant patio in Detroit is now part of our monthly maintenance. Good service. They had to come back for the dumpster pad.
Commercial Pressure Washing · Detroit, Michigan · via Google
Tyler P.
Shopping center manager
Dec 5, 2025
They handled the parking garage at our Detroit location overnight so we never closed. They sealed the concrete after cleaning it.
Commercial Pressure Washing · Detroit, Michigan · via Google
Bianca D.
Building engineer
Nov 25, 2025
Our drive-thru lane in Detroit was the first thing customers saw — now it is spotless. The gum removal alone was worth the price.
Commercial Pressure Washing · Detroit, Michigan · via Google
Tessa V.
Retail operations manager
Nov 12, 2025
Our hotel entrance needed degreasing before the health department visit. They came back to touch up an area at no charge.
Commercial Pressure Washing · Detroit, Michigan · via Google
Camille B.
Building engineer
Oct 23, 2025
They worked around our business hours in Detroit without a single complaint. They sealed the concrete after cleaning it.
Commercial Pressure Washing · Detroit, Michigan · via Google
Miguel O.
Retail operations manager
Oct 23, 2025
The school walkway at our facility was embarrassing before they came out. Pleased with the result. Communication could be more proactive.
Commercial Pressure Washing · Detroit, Michigan · via Google
Preston W.
Building engineer
Oct 14, 2025
I manage the property and hired them for the parking garage in Detroit. They sealed the concrete after cleaning it.
Commercial Pressure Washing · Detroit, Michigan · via Yelp
Rosalind D.
Store manager
Oct 9, 2025
We use them quarterly for the church parking lot at our Detroit storefront. The concrete came out several shades lighter.
Commercial Pressure Washing · Detroit, Michigan · via Google
Rita K.
Shopping center manager
Oct 1, 2025
They worked around our business hours in Detroit without a single complaint. Very good work overall, though the noise during business hours was a factor.
Commercial Pressure Washing · Detroit, Michigan · via Direct
Marina P.
Facility manager
Aug 4, 2025
They cleaned the retail center at our Detroit location before we opened for the day. Our customers noticed the difference the same day.
Commercial Pressure Washing · Detroit, Michigan · via Google
Sean I.
Property manager
Jul 31, 2025
We had our dumpster pad pressure washed before a health inspection in Detroit. They finished ahead of schedule and under the quote.
Commercial Pressure Washing · Detroit, Michigan · via Google
Arturo P.
Restaurant owner
Jul 12, 2025
Our loading dock in Detroit had not been cleaned in years. Our inspection passed with zero cleaning-related notes.
Commercial Pressure Washing · Detroit, Michigan · via Direct
Rafael K.
Building engineer
Jun 15, 2025
Booked commercial pressure washing for our apartment breezeway in Detroit. They documented everything with photos for our records.
Commercial Pressure Washing · Detroit, Michigan · via Direct
Holly O.
Facility manager
May 30, 2025
The work was not completed as scoped. The crew left standing water across the walkway.
Commercial Pressure Washing · Detroit, Michigan · via Google
Omar Z.
Retail operations manager
May 10, 2025
Our medical plaza sidewalk in Detroit is now part of our monthly maintenance. No damage to the paint, signage, or landscaping.
Commercial Pressure Washing · Detroit, Michigan · via Google
Cody K.
Store manager
May 6, 2025
The school walkway at our facility was embarrassing before they came out. Our inspection passed with zero cleaning-related notes.
Commercial Pressure Washing · Detroit, Michigan · via Direct
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Detroit, Michigan
Commercial pressure washing for storefronts, lots, and dumpster pads across Detroit.
Detroit, Michigan
Scheduled commercial pressure washing built around your operating hours.
Detroit, Michigan
Exterior cleaning crews handling concrete, grease, gum, and graffiti for Detroit businesses.