Mariano & Co Heating and Air Services
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About Mariano & Co Heating and Air Services
Mariano & Co Heating and Air Services operates as an HVAC contractor in West Covina, California. The business currently holds a zero-star rating from zero reviews, reflecting its early-stage presence in the local market. The company maintains standard weekday availability from 9 AM to 5 PM, Monday through Friday, serving residential and commercial clients throughout the West Covina area and surrounding Los Angeles County communities.
The contractor offers heating and air conditioning installation, repair, and routine maintenance services for standard residential and light commercial systems. Service calls are scheduled during posted business hours, and the team handles common HVAC diagnostics including refrigerant cycling issues, thermostat calibration, and airflow obstructions. Without a published service guarantee or specialized brand partnerships documented, prospective clients should confirm specific capabilities and warranty terms during initial consultation.
Working Hours
| Sunday | Closed |
| Monday | 9 AM–5 PM |
| Tuesday | 9 AM–5 PM |
| Wednesday | 9 AM–5 PM |
| Thursday | 9 AM–5 PM |
| Friday | 9 AM–5 PM |
| SaturdayToday | Closed |
Services
AC Repair & Maintenance
Diagnosing cooling system failures, recharging refrigerant, replacing capacitors, and performing seasonal tune-ups for central air conditioners.
Heating Repair & Maintenance
Repairing furnace ignition issues, heat exchanger inspections, burner cleaning, and heating system performance diagnostics.
New HVAC Installation
Installing complete heating and cooling systems for new construction and replacement upgrades in residential homes.
Ductwork Evaluation
Assessing duct integrity, checking for air leaks, and recommending sealing or modification for improved efficiency.