JM Mechanical Services
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About JM Mechanical Services
JM Mechanical Services is a woman-owned HVAC contractor in Houston, Texas with a perfect 5-star rating from 2 client reviews. They hold State of Texas license TACLB14457E and have kept Houston comfortable since 1983. The company provides design, installation, and service on all types of environmental air conditioning systems for residential, commercial, and industrial environments. Their team of technicians and installers averages 15 years of field experience.
What sets JM Mechanical apart is its leadership structure. President Janet McNerney and Vice President Michael Demko guide a financially strong company that is fully bonded and insured for customer protection. As a woman-owned business operating from 5320 Cornish Street in Houston, they bring a distinctive perspective to the local HVAC industry while maintaining the technical credentials Texas requires.
A reviewer identified as Amberly Nails awarded a 5-star rating and described the company as a good place, suggesting positive service delivery. The company's longevity since 1983 demonstrates sustained customer trust in the Houston market.
What Customers Say
Both reviewers awarded 5 stars, with one explicitly calling JM Mechanical a good place. The perfect rating reflects strong customer satisfaction, though the limited sample prevents broader trend analysis.
Working Hours
| Sunday | 8 AM–8 PM |
| MondayToday | 8 AM–8 PM |
| Tuesday | 8 AM–8 PM |
| Wednesday | 8 AM–8 PM |
| Thursday | 8 AM–8 PM |
| Friday | 8 AM–8 PM |
| Saturday | 8 AM–8 PM |
Services
HVAC Design
Custom system design for new construction and remodel projects across residential, commercial, and industrial settings.
HVAC Installation
Professional installation of all types of environmental air conditioning systems, fully bonded and insured.
HVAC Service & Repair
Ongoing service and repair for existing systems, handled by technicians with 15 years average experience.
Commercial HVAC Solutions
Dedicated commercial project services for businesses and industrial facilities in Houston.
Residential HVAC
Heating, ventilation, and air conditioning services for homeowners throughout Houston.
Preventive Maintenance
Maintenance programs to keep systems running efficiently in Houston's demanding climate.