Tri-M is a family owned small business from the City of Quincy.

Tri-M Maintenance, Inc.

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    Professional cleaning services for Greater Boston and the South Shore.

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    Professional Floor Waxing & Buffing Service

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    Nightly Office Cleaning Services

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    Commercial and Residential Window Cleaning Service

Contact Tri-M Call us at 617-770-3443 - or- Click Here For a FREE ESTIMATE

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About Tri-M Maintenance, Inc.

Tri-M Maintenance, Inc. is a leader in professional janitorial services for commercial property owners, managers and developers throughout Greater Boston, eastern Massachusetts and the south shore. For over 30 years, Tri-M has provided high quality janitorial service and office cleaning service to businesses and properties of all scopes and sizes from Boston through Cape Cod.

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Menu of Services

  • OFFICE CLEANING
  • MEDICAL FACILITY CLEANING
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  • FLOOR WAXING & BUFFING
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  • CARPET CLEANING
  • WINDOW CLEANING
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  • CONSTRUCTION CLEAN-UPS
    • and more...

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    Our Customers

  • CORPORATE OFFICES
  • APARTMENTS AND CONDO'S
  • MEDICAL FACILITIES
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  • BANKING FACILITIES
  • RETAIL STORES
    • and more...


    From the Blog!

    Check back here often for updated information and cleaning tips and tricks.

    2011 MRC Distinguished Employer Award
    2011 MRC Distinguished Employer Award

    Tri-M Maintenance was honored earlier this year with the 2011 Distinguished Employer Award by the Massachusetts Rehabilitation Commission (MRC) and...

    How to clean everyday stains
    How to clean everyday stains

    Rust Rust is iron-oxide which is alkaline. To fight alkaline substances such as rust or everyday dirt, apply an acidic substance such as vinegar or...