commercial cleaning billings laurel
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Schedule services on a nightly, weekly or monthly basis.
janitorial services in billings

All friendly and efficient staff members are background-checked and trained.

commercial janitorial services

COVERT Cleaning has been providing commercial janitorial services to south-central Montana businesses since 2003.

(406) 855-4539
Expect the same amazing results after each and every visit.
We're licensed, insured and only use green-sealed certified products.

Janitorial Service in Billings and Laurel

COVERT Cleaning, Inc. provides south-central Montana with professional, commercial janitorial services.
COVERT Cleaning takes care of all your cleaning needs. We provide janitorial services for all business schedules, customizing to fit your needs. Whether nightly, weekly or monthly, we provide the frequency our clients want for their cleaning.
COVERT Cleaning will use the newest cleaning techniques and equipment to keep your business clean. We provide Green Seal Certified products, as requested, to keep your business Green. We maintain updated SDS sheets in all accounts in order to keep your building GHS compliant with government standards for safety.
COVERT Cleaning partners with other cleaning professionals to provide you with the best service. Our professional partners include; disaster restoration teams, carpet cleaners, hard floor cleaning technicians and window cleaners.
(406) 855-4539
Environmental friendly janitorial service Green Seal Certified

Commercial Cleaning

in the Billings and Laurel areas...

bank janitorial service

Financial Institutions

government cleaning services

Government Facilities

cleaning service for industrial

Industrial Buildings

medical office cleaning

Medical Offices

janitorial service for business

Small Businesses

overnight retail cleaning service

Retail Settings

Local Commercial Cleaning

COVERT Cleaning strives to deliver quality cleaning services by taking the time on every job to maintain detailed cleanliness.

We pride ourselves on our cleaning excellence. Our company and employees display immense trustworthiness and uphold an awareness of confidentiality. We TEAM clean all buildings for maximum security and safety.

COVERT Cleaning will provide you with notifications from our crew when you are low on the items you provide through your preferred vendor (paper towels, toilet paper, trash liners, etc.).

We can also partner with your provider to ensure they are aware of your needs. COVERT Cleaning works with all local vendors so you can choose who suits your needs best.

We provide our clients with SAME DAY response time for taking care of any concerns with their cleaning. Communication is a big priority so we can take care of your needs.

We are available to you every day through phone or email. Our 24 hour answering service can provide you with immediate contact to a team member that can assist you.

COVERT electronically bills our clients each month. You have the convenience to pay with the method that suits your business best – whether electronic or mailed, we will set up the program that meets your business needs best.

(406) 855-4539
custodial services billings

shared kudos.


  • "Highly recommended COVERT Cleaning, our shop is always dazzling!"

    Jennifer M., Laurel
  • "8 years of service and they've never let us down."

    Rodger S., Billings
  • "Walking into a clean office makes our staff so much more productive. "

    - Tina M., Billings
  • "Clients are always commenting on how professional-looking my office is."

    Traci R., Billings
  • "Reliable. Trustworthy. This is how cleaning businesses should be run."

    Greg T., Laurel
  • "COVERT Cleaning is a time-saver for our small practice. Great staff!"

    Brian K., Billings

About Covert Cleaning of Billings & Laurel

COVERT Cleaning has been in operation since 2003 with founders and owners Mardie Spalinger and Renee Studiner.

We are recognized as a SBA certified women-owned small business.

As owners we have realized the value of being “hands on” and continue to work with crews and building inspections.

COVERT Cleaning’s professional affiliations include the Billings Chamber of Commerce and the Laurel Chamber of Commerce. We are proud of the achievements and awards our company has worked hard to be recognized for over the years. These consist of:



    (406) 855-4539
    janitorial service billings
    office cleaning billings
    custodial services billings

    Best Commercial Cleaning because we are LOCAL

    Our employees are our most valuable resource and our retention rate is excellent! We have many crew members with over 5 and even 10 years of service! COVERT Cleaning provides ongoing training for all our employees in cleaning techniques, equipment and safety.

    COVERT Cleaning attends the ISSA Trade Shows and product training workshops so we can learn and purchase from the leading companies in equipment and chemicals.

    All of our staff receives extensive training at hiring and we have ongoing continuing education programs as we work to find newer and better ways to clean! COVERT has safety workshops with our staff on chemical and equipment usage to ensure safety in the workplace.

    we're hiring!

    COVERT Cleaning, Inc., is always looking for hardworking, dedicated and fun employees. Flexible hours and competitive pay.

    Contact Us

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    All Rights Reserved