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About Summit Service Group - Your Denver Cleaning Service Company

About Us

About Denver Cleaning

Summit Service Group, Inc. is a janitorial service company located in Denver, Colorado. The company is owned by Gregory Ibsen and has been in business since 1981. We are a service-oriented organization that prides itself in extraordinary customer service and quick response to each client request. Our customer base is diverse and consists of many long term clients.

Summit's mission statement emphatically states our company philosophy on management, and on business in general:

Together We Will...

  1. Provide quality and responsive service to the customer.
  2. Listen to, respect, and develop the employee.
  3. Share in the success of the company.
  4. Reinvest in the community.
  5. Be ethical in all that we do.

Because we are a janitorial service located in Denver, Colorado, our attention and responsiveness to our local customers is an advantage over our competitors. We invite you to call us for a free bid or cleaning specification review. 

One Hour Response Guarantee

Our customers have a variety of ways to contact us. Our Area Managers have cell phones, texting, voicemail, and email capabilities. If you leave a voice message, text message, or email for your Area Manager, you will receive a response back within one hour guaranteed.


If you are looking for more information about our Denver Commercial Janitorial and Industrial Cleaning company then please call Summit Service Group at 720-320-7787 or fill out our online request form.