Littleton Heating and Air Conditioning

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About Littleton Heating and Air Conditioning
Littleton Heating and Air Conditioning has anchored its reputation in Littleton, Colorado for more than 25 years, accumulating 107 reviews that average 4.6 stars. The company holds a general engineering license and serves homeowners across Littleton, Englewood, Centennial, and the surrounding Denver metro suburbs. Residents in these communities rely on the team for equipment replacements, system repairs, and annual maintenance on aging forced-air systems.
The contractor maintains a Daikin dealer partnership, a Japanese manufacturer known for inverter-driven split systems and heat pumps that shift smoothly between heating and cooling modes without cycling on and off. Multiple reviewers explicitly credit a Daikin heat pump with delivering lower utility bills compared to their previous gas-and-electric setup, suggesting the team explains operational efficiency clearly before installation begins. This brand relationship indicates access to contractor-exclusive distribution channels and factory-backed warranties that standalone retailers cannot match.
Theresa Schaefer needed a full HVAC replacement and watched a three-person crew complete the installation in two days, with crew members Karen, DJ, and Darek handling the teardown, new equipment placement, and ductwork connections. She noted the crew arrived on schedule, explained every step without prompting, and left the site cleaner than when they arrived. Bruce Proctor experienced a mid-summer compressor failure and received a same-day site visit, with a Daikin air conditioner installed and running by the following afternoon.
What Customers Say
All six reviewers assign a perfect 5-star rating, a striking pattern that reflects consistent execution over multiple years. Four reviewers specifically call out Daikin equipment and report measurable improvements in comfort or operating cost. Three reviewers name the same technician Derek or Darek, suggesting a lead installer who anchors the customer experience across different job sites.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–4 PM |
| Tuesday | 8 AM–4 PM |
| Wednesday | 8 AM–4 PM |
| ThursdayToday | 8 AM–4 PM |
| Friday | 8 AM–4 PM |
| Saturday | Closed |
Services
AC and Furnace Installation
Complete removal of old equipment and new Daikin split-system or furnace installation with startup testing and homeowner orientation.
Heat Pump Systems
Daikin inverter-driven heat pumps providing combined heating and cooling with efficiency gains documented by past customers.
Emergency AC and Furnace Repair
Same-day diagnostic visits for failed compressors, ignition failures, and other sudden breakdowns requiring immediate response.
Annual Maintenance Tune-Ups
Seasonal inspections, filter service, and efficiency verification to extend equipment lifespan and prevent mid-season failures.
Indoor Air Quality Assessment
Homeowner education on ventilation, filtration, and humidity control as part of new system installation or upgrade proposals.