Areas We Serve
Commercial Cleaning Across Spokane, Yakima & the Tri-Cities
Whether you're managing an office in downtown Spokane or running a clinic in the Tri-Cities, a clean facility is more than just visual, it supports how your business operates. Since 1986, Intermountain Cleaning Service has partnered with property managers, business owners, and local organizations across Eastern Washington. We provide adaptable, commercial-grade cleaning built on decades of experience in a wide range of industries.
Want to schedule a cleaning service or get an estimate? Call us at (509) 797-7327 or send us a message online.
Serving the Eastern Washington
In addition to our main service hubs, we cover a broad range of cities and counties across Washington:
- Spokane County – Spokane, Spokane Valley
- Yakima County – Yakima, Selah, Union Gap
- Benton & Franklin Counties – Richland, Kennewick, Pasco
- Grant County – Moses Lake
- Kittitas County – Ellensburg
- Adams County – Othello
- Walla Walla County – Walla Walla
- Stevens County
- Chelan & Douglas Counties – Wenatchee area
From bank branches in Coeur d’Alene to public schools in Walla Walla, our teams are familiar with the cleaning needs unique to each region. We're equipped to handle challenges that range from icy North Idaho winters to the dust and wind of the Columbia Basin.
What to Expect When You Work with Us
With over a million cleans completed, we’ve developed a reliable system focused on quality, safety, and communication.
- Fully insured, bonded, & licensed
- Background-checked staff
- Free estimates and flexible scheduling
- Green cleaning options
- Day porter and weekend services
- Transparent, Responsive Support
We design your cleaning plan around your schedule, building type, and operational needs, whether that means a few visits a month or daily service.
Hear From Our Happy Customers
At Intermountain Cleaning Service, your satisfaction is our priority! See for yourself what our customers have to say about working with us.
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"Highly Recommend!"Friendly, fast, easy to contact, literally have almost any cleaning service you.- Brian S.
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"Quality Organization!"We’ve used Intermountain for years. They are a quality organization.- Doug F.
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"Amazing!"These people are amazing!! Superb, quality work.- Eric W.
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"Very Kind & Respectful!"Their office is just down for my parents' house I have a lot of stuff that go in and out I'm parked but they are always very kind and respectful and courteous.- Toni L.
Services We Offer
Our commercial cleaning services are available individually or as part of a recurring program:
- Routine janitorial cleaning
- Carpet and upholstery care
- Hard-floor cleaning, stripping and waxing
- High- and low-rise window washing
- Disinfection services and electrostatic spraying
- Pressure washing and graffiti removal
- Post-construction cleaning
- Day porter staffing
- Snow removal and lawn maintenance
- Restroom supplies and product delivery
We’re happy to walk your property, review your current setup, and provide recommendations, no pushy sales pitch, just clear options that suit your facility.
Call (509) 797-7327 or contact us online to schedule a visit. We’ll create a plan that works for your building, your operations, and your budget.
If you were happy with your cleaning service, we’d truly appreciate you taking a moment to leave a 5-star review. Your feedback helps others find a cleaning team they can trust—and lets us know we’re doing a great job!