Top 5 Knoxville providers scored across five ranking dimensions.
| Provider | Response Time | Pricing Transparency | Licensing | Service Breadth | Overall |
|---|---|---|---|---|---|
| One Hour Heating & Air Conditioning | ★★★★★ | ★★★☆☆ | ★★★★★ | ★★★★☆ | ☆☆☆☆☆ |
| Service Experts Heating & Air Conditioning | ★★★★★ | ★★★☆☆ | ★★★★★ | ★★★★★ | ☆☆☆☆☆ |
| Trane Comfort Specialist Dealer | ★★★★☆ | ★★★★☆ | ★★★★★ | ★★★★☆ | ☆☆☆☆☆ |
| Knoxville HVAC Specialists | ★★★★☆ | ★★★★☆ | ★★★★★ | ★★★★☆ | ☆☆☆☆☆ |
| Knoxville Comfort Systems | ★★★☆☆ | ★★★★☆ | ★★★★★ | ★★★☆☆ | ☆☆☆☆☆ |