MMI Home Improvement
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Claim This BusinessAbout MMI Home Improvement
MMI Home Improvement operates as a specialized air duct cleaning contractor serving the Norcross metropolitan area and surrounding Georgia communities. With 280 client reviews generating a 4.8-star average rating, the company has established itself as a trusted name in residential indoor air quality services. The business maintains 24-hour availability seven days a week, enabling same-day response for urgent situations. Beyond core duct cleaning, technicians handle dryer vent maintenance, blower motor cleaning, and minor drywall repairs, offering homeowners a single point of contact for multiple interior air and surface concerns.
What distinguishes MMI from competitors is their documented service approach and commitment to transparency. Technicians capture before-and-after photography during every cleaning visit, providing visual proof of work completed, a practice explicitly mentioned across multiple five-star reviews. The team wears boot covers and uses protective plastic sheeting when working inside occupied homes, a detail that resonates with reviewers who value cleanliness during service calls. Office staff, specifically noted as Megan, maintains communication throughout the process and honors every quoted commitment.
Customer experiences reveal specific scenarios where MMI excels. For Jaleesa DaCruz, the team arrived within hours of contact to address a dryer vent with significant hair buildup that had begun scorching, heater functionality was restored before 11 a.m. the same morning. Calvin Ledford described how technician Javier arrived to correct a previous failed repair, using containment curtains and boot covers while explaining each step. Rebecca Martinez highlighted Mark's blower motor cleaning as delivering the best price among three quotes received. These named technicians, Gaston, Mark, Angle, and Javier, appear repeatedly across reviews as the faces of the business.
What Customers Say
All five-star reviewers reference specific technicians by name: Gaston, Mark, Angle, and Megan the office staff. Four customers explicitly mention same-day or immediate availability, with Jaleesa noting a cancellation slot enabled next-morning service. Negative or lower reviews cite execution errors on initial visits rather than pricing or communication issues, with subsequent visits receiving praise.
Working Hours
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Services
Air Duct Cleaning & Sanitization
Complete ductwork cleaning removing dust, debris, and contaminants. The 2025 review for M&J Caribbean cuisine involved sanitization treatment addressing mildew and mold in an older property's system.
Dryer Vent Cleaning
Removal of lint, hair, and flammable buildup from dryer vent lines. Jaleesa's review highlighted significant hair accumulation that had begun scorching, cleared before fire risk escalated.
Blower Motor Cleaning
Deep cleaning of HVAC blower motors to restore proper airflow. Rebecca Martinez described an 'unbelievable' before-and-after difference in air quality post-service.
Custom Sheet Metal Fabrication
In-house fabrication of supply boxes and duct components. iliany zumaya was 'amazed' at the custom-built supply box created by Mark and Angle.
Drywall & Sheetrock Repair
Patching and repair of drywall damage. Javier corrected a prior failed repair using professional containment methods and boot covers per Calvin's review.