Sierra LLC

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Claim This BusinessAbout Sierra LLC
Sierra LLC operates as an HVAC contractor serving Bloomington, Indiana, and surrounding communities. The business maintains a perfect 5.0-star rating drawn from 189 reviews, reflecting consistent customer satisfaction across heating, cooling, and ventilation services. Weekend availability sets this contractor apart from competitors, with service hours extending from 8 AM to 5 PM across all seven days. The company responds to residential service calls throughout the greater Bloomington metro area, accommodating homeowners who cannot take time off weekday business hours.
This contractor handles specialized builds uncommon among regional providers. Reviews document successful completion of a passive-inspired new construction project in Brown County, requiring custom ductwork and an energy recovery ventilator to manage the unique demands of a high-performance envelope. The team demonstrates versatility by installing water heaters alongside traditional HVAC work, and several reviewers mention receiving same-day service for urgent breakdowns. Technician proficiency spans diagnostic assessment through system replacement, with reviewers noting clear communication about parts, pricing, and timeline expectations.
Customers describe rapid response during stressful situations. One reviewer reported a furnace failure and received a same-day visit the following morning, with the technician completing repairs in approximately ten minutes. Another named technicians Casey and Matt navigating a snowy driveway while maintaining friendly, informative communication throughout the service call. A third reviewer detailed how the team retrieved a necessary part the same afternoon rather than waiting until the following day, completing the repair by 5:30 PM. These accounts illustrate problem-solving priority over convenience, particularly when weather or timing creates heightened urgency for homeowners.
What Customers Say
Every reviewer awards 5 stars, with multiple customers noting same-day arrival, swift diagnosis, and completion within hours. Emergency response appears across three accounts, while others praise specialized builds and versatile skill beyond standard HVAC repairs.
Working Hours
| Sunday | 8 AM–5 PM |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| Thursday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| SaturdayToday | 8 AM–5 PM |
Services
Furnace Repair & Heating Service
Diagnostic assessment, component replacement, and same-day repair for heating system failures.
Air Conditioning Installation & Repair
AC system installation, maintenance, and emergency cooling repairs.
Water Heater Installation
Replacement and new installation of water heating systems.
Ductwork Design & Installation
Custom ductwork for standard and high-performance residential builds.
Energy Recovery Ventilator (ERV)
Installation of ERV systems for enhanced indoor air circulation in tight homes.
Thermostat Upgrade
WiFi-compatible smart thermostat installation and configuration.
New Construction HVAC
Complete heating and cooling system design and installation for new residential construction.