Since 1986, Intermountain Cleaning Service has delivered trusted commercial cleaning across Eastern Washington. Backed by proven systems, trained professionals, and a satisfaction guarantee, we make your space shine - every time.
Richland Commercial Cleaning Team
Keeping Local Workspaces Clean Since 1986
At Intermountain Cleaning Service, we’ve helped businesses across Richland and the Eastern Washington maintain clean, professional environments for decades. Whether you need ongoing janitorial service, detailed floor care, or a one-time cleanup after construction, we’ll shape a plan around your hours, building layout, and traffic patterns. Our flexible scheduling makes it easy to keep your operations running smoothly.
Every team member is background-checked, so you can feel confident about who’s working in your space.
Call (509) 797-7327 or contact us online to schedule a cleaning service and get a free estimate.
Cleaning Solutions That Work for You
Tailored Services for Every Business
Whether you need ongoing janitorial care, specialized floor cleaning, or deep sanitation, we’ve got you covered. Explore our featured services and find the perfect fit for your space.
Why Richland Businesses Count on Us
We’ve completed over a million cleanings since 1986, but what keeps clients with us is how we show up every day; with consistent quality, clear communication, and respect for your space.
What to expect:
- Custom scheduling, including weekends
- Licensed, bonded, and insured crews
- Spanish-speaking staff available
- Commercial-grade tools and eco-conscious products
- A simple policy: if something’s off, we’ll return within 24 hours to make it right
Based in the Tri-Cities. Focused on Your Property.
Intermountain Cleaning Service isn’t a far-off franchise; we’re locally based and easy to reach. That allows us to adjust quickly, stay familiar with your facility, and provide hands-on, responsive service.
Our crews work discreetly during or after business hours, depending on what fits best. We follow structured protocols, use professional equipment, and deliver results you can count on.
Let’s Talk About Cleaning Plans
Whether you run a clinic, school, retail space, or something else entirely, we’ll help you build a cleaning plan that supports your business. From one-time jobs to long-term partnerships, we’re ready when you are.
Call (509) 797-7327 or contact us online today for a free estimate or to talk through your service needs.
Cleaning Excellence Backed by Happy Customers
Rated 5 Stars by Businesses Like Yours
Our reputation is built on trust, consistency, and results you can see. Check out what our satisfied customers have to say about their Intermountain Cleaning Service experience.
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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.
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!
Cleaning Solutions We Offer
Janitorial Services
Routine cleaning for offices, restrooms, break rooms, trash areas, and shared spaces.
Carpet & Upholstery Cleaning
We deep-clean carpets and upholstered furniture using commercial-grade tools and low-moisture products.
Hard-Floor Care
Stripping, waxing, buffing, and cleaning for VCT, tile, concrete, and other commercial flooring surfaces.
Window Cleaning
Interior and exterior window washing, including high glass and water-stained areas.
Disinfection & Sanitizing
Targeted disinfecting for clinics, offices, and public buildings, including electrostatic spray options.
Pressure Washing & Exterior Cleaning
Exterior cleaning for sidewalks, entries, siding, and other surfaces exposed to the elements.
Post-Construction Cleanup
Dust removal, debris hauling, and finishing touches to help your site look move-in ready.
Seasonal & Supplementary Services
Need more support? We also offer day porters, lawn care, restroom supply delivery, snow removal, and graffiti cleanup.
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Comprehensive Services for Every Facility
From janitorial to carpets, disinfection, and windows, we offer complete cleaning solutions tailored to your unique needs.
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Trained, Trusted, and Professional Teams
Our cleaning professionals are fully vetted, insured, and trained to provide safe, detailed, and dependable service.
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Satisfaction Guaranteed, Every Single Visit
If you're not happy with any part of your clean, contact us within 24 hours and we’ll make it right—at no extra charge.
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A Proven System That Delivers Consistency
Our Detail-Clean Rotation System ensures every clean is thorough, efficient, and held to the highest standard of quality.
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Locally Owned with Decades of Experience
Serving Eastern Washington since 1986, we bring reliable, community-focused cleaning backed by over 30 years of expertise.
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Committed to Top-Quality Results Every Time
We use industry-best practices, high-grade products, and proven systems to ensure every clean is done right the first time.