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Claim Your Free PageAbout HMCA
HMCA operates as a residential HVAC contractor serving Itasca, Illinois and neighboring communities with round-the-clock availability. The company maintains a perfect 5.0-star rating across five client reviews, reflecting consistent service delivery in the DuPage County region. Owner-operator Mark leads service calls, bringing specialized diagnostic skills to every appointment. This small operation prioritizes direct communication between the technician and homeowner, avoiding dispatch delays common in larger firms.
Client feedback consistently highlights two distinguishing qualities: diagnostic accuracy and pricing transparency. Reviewers describe Mark as someone who presents all available repair options rather than recommending costly replacements automatically. In one instance, a homeowner received a $3,900 quote from another company for a new control board and furnace, only for Mark to identify a malfunctioning thermostat as the sole issue, resolving the problem in under fifteen minutes. This approach of finding the simplest solution first reflects honest service priorities. The company also serves commercial clients, including a construction firm that left a five-star endorsement.
Nette Martino's review illustrates the practical value of HMCA's model. After an August cooling failure, she contacted Mark despite his significant travel distance, needing a second opinion on her AC unit. He navigated tight neighborhood parking with a full-sized service truck, diagnosed the issue within minutes, and personally drove to retrieve a compatible thermostat when his truck inventory did not include the specific model. The final charge reflected only the actual parts and labor required, no emergency surcharges, no markup padding. Kaite Konoplisky similarly describes Mark presenting multiple repair pathways and explaining potential problem areas before beginning work, ensuring homeowners understand their system's condition.
What Customers Say
All five reviewers awarded five-star ratings, with three specifically mentioning Mark by name and praising his diagnostic honesty. Four reviews contrast HMCA's fair pricing against inflated quotes received from competitors, while all five commend the technician's straightforward communication style.
Working Hours
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| FridayToday | Open 24 hours |
| Saturday | Open 24 hours |
Services
HVAC System Diagnostics
Comprehensive assessment identifying root causes using methodical troubleshooting procedures, not replace-first assumptions.
Thermostat Repair & Replacement
Diagnosis and installation of new thermostats, including sourcing specific models when truck inventory gaps exist.
Air Conditioning Repair
Summer emergency cooling repairs, with availability recorded during heat-wave conditions and same-day response capability.
Furnace Heating Repair
Heating system diagnostics and repair services addressing furnace malfunctions and component failures.
New HVAC System Installation
Full system replacement and new installation projects, with past clients satisfied with completed installations.
Commercial HVAC Service
Contractual and project-based commercial heating and cooling services for business properties.