Boulder, Colorado · 10 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 Timberline Pressure Washing. This business is not yet in our directory, so no real data exists for it on this page.
Sample record snapshot
Verified Jul 22, 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
Sentinel Insurance — $2M / $4M aggregate
verified
Expires Jan 4, 2027
Workers' compensation
Sentinel Insurance — statutory limits, 24 employees covered
verified
Expires May 6, 2027
Business license
State contractor registration #246818
verified
Expires Sep 14, 2027
Stormwater / NPDES permit
State general permit for power washing discharge
verified
Expires Aug 10, 2027
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 60 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.
19 of 22 reviews come from a verified operator role. Roles on this listing: Building engineer, Facility manager, Restaurant owner, Retail operations manager, Shopping center manager, Store manager, Property manager.
Monica R.
Building engineer
Sep 2, 2026
Booked commercial pressure washing in Boulder and they handled the water and permits. They used the right pressure so nothing was damaged.
Commercial Pressure Washing · Boulder, Colorado · via Facebook
Beth Q.
Facility manager
May 29, 2026
The convenience store forecourt at our facility was embarrassing before they came out. They used the right pressure so nothing was damaged.
Commercial Pressure Washing · Boulder, Colorado · via Google
Nathan N.
Restaurant owner
May 23, 2026
Our medical plaza sidewalk had years of gum, oil, and grime built up. The building looks like it was just built.
Commercial Pressure Washing · Boulder, Colorado · via Google
Sonia P.
Retail operations manager
May 18, 2026
Booked commercial pressure washing for our drive-thru lane in Boulder. They came back to touch up an area at no charge.
Commercial Pressure Washing · Boulder, Colorado · via Yelp
Gloria S.
Shopping center manager
Apr 24, 2026
They cleaned the dumpster pad at our Boulder location before we opened for the day. Good service. They had to come back for the dumpster pad.
Commercial Pressure Washing · Boulder, Colorado · via Direct
Theresa N.
Facility manager
Mar 1, 2026
Commercial pressure washing in Boulder that actually works around your hours. Only knocking a star because the start time slipped by an hour.
Commercial Pressure Washing · Boulder, Colorado · via Direct
Vernon F.
Store manager
Feb 13, 2026
The self-storage driveway at our Boulder site had a black film of grime on it. They were fully insured and provided a COI without us asking.
Commercial Pressure Washing · Boulder, Colorado · via Google
Sean M.
Property manager
Jan 30, 2026
They handled the storefront at our Boulder location overnight so we never closed. They were fully insured and provided a COI without us asking.
Commercial Pressure Washing · Boulder, Colorado · via Facebook
Ruben D.
Property manager
Jan 11, 2026
Our parking garage was a grease magnet — not anymore. Only knocking a star because the start time slipped by an hour.
Commercial Pressure Washing · Boulder, Colorado · via Google
Luis Y.
Facility manager
Jan 5, 2026
The parking garage was slick with grease and now it is safe to walk on. The grease trap area finally does not smell.
Commercial Pressure Washing · Boulder, Colorado · via Google
Marlon E.
Retail operations manager
Dec 4, 2025
The concrete looks better but not dramatically so. The crew left before we could do a walkthrough.
Commercial Pressure Washing · Boulder, Colorado · via Direct
Aaron B.
Shopping center manager
Dec 1, 2025
Booked commercial pressure washing for our parking garage in Boulder. Good service. They had to come back for the dumpster pad.
Commercial Pressure Washing · Boulder, Colorado · via Google
Diane L.
Building engineer
Nov 18, 2025
They came out to our Boulder property and cleaned the bank drive-up top to bottom. Reliable crew. The invoice took a while to arrive.
Commercial Pressure Washing · Boulder, Colorado · via Google
Wendy I.
Property manager
Oct 24, 2025
We hired them for the dealership lot and ended up adding a recurring contract. They worked overnight so we did not lose a single hour of business.
Commercial Pressure Washing · Boulder, Colorado · via Direct
Vanessa J.
Store manager
Sep 24, 2025
They removed oil stains from our fast-casual patio that I thought were permanent. Our inspection passed with zero cleaning-related notes.
Commercial Pressure Washing · Boulder, Colorado · via Google
Roland R.
Retail operations manager
Aug 24, 2025
Our convenience store forecourt needed degreasing before the health department visit. No runoff issues — they handled the water properly.
Commercial Pressure Washing · Boulder, Colorado · via Google
Danielle M.
Restaurant owner
Aug 17, 2025
Our fast-casual patio in Boulder is now part of our monthly maintenance. They worked overnight so we did not lose a single hour of business.
Commercial Pressure Washing · Boulder, Colorado · via Google
Javier W.
Store manager
Aug 1, 2025
They came out to our Boulder property and cleaned the restaurant patio top to bottom. They finished ahead of schedule and under the quote.
Commercial Pressure Washing · Boulder, Colorado · via Yelp
Aaron R.
Store manager
Jun 27, 2025
Our bank drive-up in Boulder had not been cleaned in years. No damage to the paint, signage, or landscaping.
Commercial Pressure Washing · Boulder, Colorado · via Google
Ivan E.
Building engineer
Jun 23, 2025
The cleaning was acceptable but the scheduling was a headache. A strip along the building was left untouched.
Commercial Pressure Washing · Boulder, Colorado · via Yelp
Sean J.
Building engineer
Jun 6, 2025
I manage the property and hired them for the medical plaza sidewalk in Boulder. The grease trap area finally does not smell.
Commercial Pressure Washing · Boulder, Colorado · via Yelp
Landon K.
Store manager
May 28, 2025
Our medical plaza sidewalk in Boulder was the first thing customers saw — now it is spotless. Only knocking a star because the start time slipped by an hour.
Commercial Pressure Washing · Boulder, Colorado · via Google
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Boulder, Colorado
Commercial pressure washing for storefronts, lots, and dumpster pads across Boulder.
Boulder, Colorado
Exterior cleaning crews handling concrete, grease, gum, and graffiti for Boulder businesses.