Aberdeen, South Dakota · 17 years in business
Commercial pressure washing for storefronts, lots, and dumpster pads across Aberdeen.
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 Timberline Exterior Cleaning. This business is not yet in our directory, so no real data exists for it on this page.
Sample record snapshot
Verified Sep 30, 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 — $5M umbrella aggregate
verified
Expires Mar 7, 2027
Workers' compensation
Zurich North America — statutory limits, 24 employees covered
verified
Expires Dec 10, 2026
Business license
State contractor registration #183302
verified
Expires Jul 16, 2027
Stormwater / NPDES permit
State general permit for power washing discharge
verified
Expires Aug 29, 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 107 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.
23 of 27 reviews come from a verified operator role. Roles on this listing: Property manager, Restaurant owner, Retail operations manager, Facility manager, Building engineer, Shopping center manager, Store manager.
Rowan G.
Property manager
Sep 30, 2026
Mixed results on our warehouse apron in Aberdeen. The final invoice was higher than the quote.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Ivy V.
Restaurant owner
Sep 8, 2026
They cleaned our school walkway and the concrete looks new. They worked overnight so we did not lose a single hour of business.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Perry E.
Retail operations manager
Aug 21, 2026
Our storefront needed degreasing before the health department visit. They were fully insured and provided a COI without us asking.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Chad K.
Facility manager
Jul 20, 2026
Average service. The invoice did not match the original quote. They started two hours after the agreed window.
Commercial Pressure Washing · Aberdeen, South Dakota · via Yelp
Ursula G.
Building engineer
Jul 16, 2026
Commercial pressure washing in Aberdeen that actually works around your hours. They used the right pressure so nothing was damaged.
Commercial Pressure Washing · Aberdeen, South Dakota · via Facebook
Leo C.
Restaurant owner
Jun 6, 2026
Our medical plaza sidewalk had rust stains and graffiti — both gone. Our inspection passed with zero cleaning-related notes.
Commercial Pressure Washing · Aberdeen, South Dakota · via Facebook
Arturo N.
Restaurant owner
Jun 2, 2026
They cleaned the dumpster pad and the drive-thru lane at our Aberdeen location. They worked overnight so we did not lose a single hour of business.
Commercial Pressure Washing · Aberdeen, South Dakota · via Direct
Sean O.
Restaurant owner
May 7, 2026
We hired them for the apartment breezeway and ended up adding a recurring contract. They used the right pressure so nothing was damaged.
Commercial Pressure Washing · Aberdeen, South Dakota · via Yelp
Keisha C.
Shopping center manager
Apr 21, 2026
They pressure washed the bank drive-up and the dumpster area in one visit. They used the right pressure so nothing was damaged.
Commercial Pressure Washing · Aberdeen, South Dakota · via Direct
Cedric D.
Shopping center manager
Apr 1, 2026
They handled the warehouse apron at our Aberdeen location overnight so we never closed. They sealed the concrete after cleaning it.
Commercial Pressure Washing · Aberdeen, South Dakota · via Facebook
Arturo H.
Facility manager
Mar 11, 2026
I manage the property and hired them for the shopping center walkway in Aberdeen. Only knocking a star because the start time slipped by an hour.
Commercial Pressure Washing · Aberdeen, South Dakota · via Yelp
Meredith L.
Building engineer
Feb 26, 2026
The convenience store forecourt was slick with grease and now it is safe to walk on. They used the right pressure so nothing was damaged.
Commercial Pressure Washing · Aberdeen, South Dakota · via Direct
Neil D.
Building engineer
Feb 16, 2026
Our convenience store forecourt in Aberdeen is now part of our monthly maintenance. Pleased with the result. Communication could be more proactive.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Denise N.
Facility manager
Jan 8, 2026
Our apartment breezeway was a grease magnet — not anymore. They worked overnight so we did not lose a single hour of business.
Commercial Pressure Washing · Aberdeen, South Dakota · via Yelp
Roberto J.
Building engineer
Jan 3, 2026
Our parking garage had years of gum, oil, and grime built up. No damage to the paint, signage, or landscaping.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Jonah L.
Retail operations manager
Nov 30, 2025
They did not show for the scheduled office building entrance cleaning in Aberdeen. Follow-up calls went unanswered.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Alvin Y.
Property manager
Nov 20, 2025
We use them quarterly for the retail center at our Aberdeen storefront. Good service. They had to come back for the dumpster pad.
Commercial Pressure Washing · Aberdeen, South Dakota · via Yelp
Jerome N.
Store manager
Nov 2, 2025
Booked them for the shopping center walkway after a bad storm in Aberdeen. They documented everything with photos for our records.
Commercial Pressure Washing · Aberdeen, South Dakota · via Facebook
Tanya Y.
Property manager
Oct 20, 2025
Our self-storage driveway in Aberdeen had not been cleaned in years. Happy with the clean. Scheduling took a couple of follow-ups.
Commercial Pressure Washing · Aberdeen, South Dakota · via Yelp
Simon T.
Store manager
Oct 14, 2025
The fast-casual patio at our Aberdeen site had a black film of grime on it. They cleaned the dumpster pad and the smell is gone.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Sonia T.
Shopping center manager
Oct 5, 2025
We needed the storefront cleaned before a corporate walkthrough in Aberdeen. The gum removal alone was worth the price.
Commercial Pressure Washing · Aberdeen, South Dakota · via Facebook
Andre W.
Facility manager
Sep 16, 2025
Our office building entrance in Aberdeen is now part of our monthly maintenance. No runoff issues — they handled the water properly.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Lionel R.
Store manager
Sep 9, 2025
Our dealership lot needed degreasing before the health department visit. Pleased with the result. Communication could be more proactive.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Sabrina J.
Shopping center manager
Aug 10, 2025
Booked commercial pressure washing in Aberdeen and they handled the water and permits. They cleaned the dumpster pad and the smell is gone.
Commercial Pressure Washing · Aberdeen, South Dakota · via Direct
Arturo Z.
Property manager
Jul 31, 2025
We hired them for the drive-thru lane and ended up adding a recurring contract. Good result overall. One section of the lot needed a second pass.
Commercial Pressure Washing · Aberdeen, South Dakota · via Direct
Omar Y.
Facility manager
Jul 22, 2025
They cleaned the gas station canopy at our Aberdeen location before we opened for the day. They cleaned the dumpster pad and the smell is gone.
Commercial Pressure Washing · Aberdeen, South Dakota · via Google
Rafael U.
Building engineer
Jul 19, 2025
They handled the gas station canopy at our Aberdeen location overnight so we never closed. Good result overall. One section of the lot needed a second pass.
Commercial Pressure Washing · Aberdeen, South Dakota · via Yelp
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Aberdeen, South Dakota
Exterior cleaning crews handling concrete, grease, gum, and graffiti for Aberdeen businesses.
Aberdeen, South Dakota
Commercial pressure washing for storefronts, lots, and dumpster pads across Aberdeen.
Aberdeen, South Dakota
Scheduled commercial pressure washing built around your operating hours.