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New to Hammond Knoll? Get a Free Floor Cleaning Demo To See How Good Your Floors Can Look!

Proudly Serving the Greater Puget Sound Since 1939!

253-472-9686 or 800-499-9686 Monday- Friday 8 AM-5PM & Saturday 9AM – 3PM

Commercial Cleaning Services

commercial cleaning service tacoma waMore than Clean.

It’s safe to say we’ve gotten to know a lot of community members over our 78 years in business.

Community members like Greg Holman, a local business owner turned longtime friend after 25 years of story swapping, warm conversations, and, of course, superb service. “After our remodel, [Hammond Knoll] cleaned and resealed our tiled areas.” Greg shares.  “Great job every time, always very professional service technicians and staff.”


At Hammond Knoll, our customers are more than just accounts. They’re a part of our family.

We approach our commercial cleaning work with the same care and attention to detail as we would our own business, offering a wide variety of commercial cleaning, restoration, and repair services throughout the South Sound and Western Washington areas.

From corporate cleaning and maintenance contracts like our Stay Beautiful Program, to individual appointments tailored to your specific cleaning and repair needs, call us with your toughest challenges and your most sensitive cleaning problems.

Our commercial cleaning services include:

Do you have specific commercial cleaning or repair needs? Contact us at (800) 499-9686, and we’ll send a certified specialist out for a free estimate.

It’s good to know Knoll.


Expert Cleaning, Amazing Service.

Call now for a Free, No-Obligation estimate. Our service specialists are standing by!


What Your Neighbors Say

reviewsWe take pride in the services we provide. See what others have to say about us!

Woolsafe Approved

reviewsHammond Knoll is proud to be a Woolsafe Approved service provider.

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Our Service Area

Proudly Serving Northwest, WA & surrounding areas... more >

  • - Bellevue
  • - Federal Way
  • - Gig Harbor
  • - Lakewood
  • - Olympia
  • - Puyallup
  • - Redmond
  • - Renton
  • - Seattle
  • - Tacoma