Richland, Washington · 20 years in business
A mobile car wash and detailing crew serving Richland and the surrounding area.
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 Detail Co.. This business is not yet in our directory, so no real data exists for it on this page.
Sample record snapshot
Verified Jul 24, 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 — $5M umbrella aggregate
verified
Expires Feb 10, 2027
Workers' compensation
Auto-Owners — statutory limits, 11 employees covered
verified
Expires Dec 5, 2026
Business license
State contractor registration #419640
verified
Expires Oct 7, 2027
Stormwater / NPDES permit
State general permit for exterior cleaning discharge
verified
Expires Jun 1, 2027
OSHA safety program
Documented training program, 0 recordable incidents in 12 months
verified
No expiry on file
Water reclamation and discharge
Trailing 12 months, drawn from 126 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.
Unit-level report reconciling units serviced against units billed for the billing period.
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.
22 of 25 reviews come from a verified operator role. Roles on this listing: Rideshare driver, Dealership manager, Fleet manager, Vehicle owner, Small business owner, Realtor, Collector.
Molly E.
Rideshare driver
Oct 11, 2026
Mobile detailing that comes to you in Richland — exactly what I needed. They did not rush a single step.
Mobile Detailing · Richland, Washington · via Yelp
Rita F.
Dealership manager
Sep 22, 2026
The ceramic coating they applied in Richland has made washing so much easier. Good service. I would have liked a text when they were on the way.
Mobile Detailing · Richland, Washington · via Google
Nora N.
Fleet manager
Sep 20, 2026
Full interior shampoo on my Range Rover Sport and the seats look brand new. The whole job took about three hours and it shows.
Mobile Detailing · Richland, Washington · via Google
Rosalind J.
Vehicle owner
Sep 9, 2026
The convenience of a mobile detail in Richland is worth every penny. The headlights look brand new after they polished them.
Mobile Detailing · Richland, Washington · via Facebook
Desmond P.
Fleet manager
Jul 15, 2026
Booked a gift detail for my dad and his Ford Explorer in Richland — he was thrilled. Paint looked better than the day I bought it.
Mobile Detailing · Richland, Washington · via Direct
April M.
Small business owner
Jul 8, 2026
My Honda Civic is my daily driver and it shows — not anymore. The whole job took about three hours and it shows.
Mobile Detailing · Richland, Washington · via Yelp
Cedric G.
Dealership manager
Jun 20, 2026
They detailed my Honda CR-V while I was at work in Richland. They did not rush a single step.
Mobile Detailing · Richland, Washington · via Google
Derek N.
Realtor
Jun 11, 2026
Two no-shows in a row for my Jeep Wrangler. I was charged the full amount for a partial job.
Mobile Detailing · Richland, Washington · via Facebook
Colette P.
Realtor
May 22, 2026
I use them for every vehicle in the family here in Richland. Happy with the detail. It took longer than quoted but the result was worth it.
Mobile Detailing · Richland, Washington · via Google
Simone J.
Collector
May 1, 2026
I use them for every vehicle in the family here in Richland. The interior smelled brand new when they finished.
Mobile Detailing · Richland, Washington · via Direct
Andre T.
Realtor
Apr 17, 2026
Two kids, a dog, and a Ram 1500 — they made it look new again. They cleaned areas I did not even know were dirty.
Mobile Detailing · Richland, Washington · via Direct
Grace E.
Collector
Mar 23, 2026
I manage several vehicles and use them for all of them in Richland. The paint looks great. The interior vents were slightly overlooked.
Mobile Detailing · Richland, Washington · via Google
Clay U.
Rideshare driver
Mar 21, 2026
Booked online, confirmed in minutes, detailed the next morning in Richland. Zero swirl marks after the polish.
Mobile Detailing · Richland, Washington · via Yelp
Arturo L.
Rideshare driver
Feb 25, 2026
The ceramic coating they applied in Richland has made washing so much easier. The whole job took about three hours and it shows.
Mobile Detailing · Richland, Washington · via Google
Alison P.
Collector
Jan 22, 2026
My Hyundai Tucson had not been properly cleaned in two years. Happy with the detail. It took longer than quoted but the result was worth it.
Mobile Detailing · Richland, Washington · via Google
Neil V.
Collector
Dec 12, 2025
Booked a mobile detail in Richland and the van pulled up right on time. They took before-and-after photos without me even asking.
Mobile Detailing · Richland, Washington · via Google
Malik D.
Dealership manager
Nov 4, 2025
I was skeptical about a mobile detail, but my Dodge Charger looks incredible. The glass was crystal clear inside and out.
Mobile Detailing · Richland, Washington · via Google
Colette B.
Vehicle owner
Oct 2, 2025
Same-day booking in Richland and they still took their time. Happy with the detail. It took longer than quoted but the result was worth it.
Mobile Detailing · Richland, Washington · via Google
Tanya J.
Realtor
Sep 30, 2025
Scheduled a full detail for my Chevy Silverado and it came out flawless. They pulled out stains I had written off years ago.
Mobile Detailing · Richland, Washington · via Google
Tanya K.
Dealership manager
Sep 27, 2025
They showed up late and rushed the last part of the job. They did not bring enough water and had to leave early.
Mobile Detailing · Richland, Washington · via Google
Terrance H.
Realtor
Sep 10, 2025
Booked the interior and exterior package for my Acura MDX. No water spots, no streaks, no shortcuts.
Mobile Detailing · Richland, Washington · via Google
Anita Z.
Fleet manager
Aug 18, 2025
I manage several vehicles and use them for all of them in Richland. The interior smelled brand new when they finished.
Mobile Detailing · Richland, Washington · via Google
Nathan H.
Fleet manager
Jul 10, 2025
Best mobile car wash I have found in Richland. They did not rush a single step.
Mobile Detailing · Richland, Washington · via Yelp
Bethany C.
Realtor
Jul 2, 2025
My Toyota Tacoma is my daily driver and it shows — not anymore. Would book again. Rescheduling once was a minor hassle.
Mobile Detailing · Richland, Washington · via Google
Kara T.
Realtor
May 30, 2025
Mixed experience with my Toyota Tacoma in Richland. It looked good in the shade but showed swirls in sunlight.
Mobile Detailing · Richland, Washington · via Google
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Richland, Washington
A mobile car wash and detailing crew serving Richland and the surrounding area.
Richland, Washington
A mobile car wash and detailing crew serving Richland and the surrounding area.
Richland, Washington
A mobile car wash and detailing crew serving Richland and the surrounding area.