6 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Tullahoma: Green Wave Solar, CR Score 57/100; 5.0★ from 39 Google reviews.
Best for emergencies (open 24/7): TCI Roofing and Solar, posts 24/7 hours; ranked #3 of 6.
Most-reviewed: Greene Tech Renewable Energy LLC, 21 Google reviews at 5.0★, the most of 6 ranked after Green Wave Solar; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
6 Tullahoma solar installers are ranked here by CR Score, from ten published factors. 1 is open 24/7, 2 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 5.0★ across 6 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Green Wave Solar | 57 | 5.0★ (39) | Murfreesboro, 33 mi away | — | Overall |
| 2 | Greene Tech Renewable Energy LLC | 54 | 5.0★ (21) | Kingsport, 35 mi away | — | Most reviews |
| 3 | TCI Roofing and Solar | 54 | 5.0★ (10) | Keystone, 28 mi away | 24/7 | Emergencies |
| 4 | Sun money solar | 50 | 5.0★ (3) | McMinnville, 35 mi away | Sat | — |
| 5 | Green Solar Erectors, LLC | 49 | 4.8★ (5) | McMinnville, 38 mi away | — | — |
| 6 | Lewisburg Plumbing & Heating | 45 | 3.1★ (21) | Lewisburg, 32 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and review volume: 5.0★ from 39 Google reviews, the most in Tullahoma.
Based in Kingsport, 35 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Solar energy company”.
Based in Keystone, 28 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Roofing contractor”.
Based in McMinnville, 35 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Solar energy company”.
Based in McMinnville, 38 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 5 Google reviews, listed on Google as “Solar energy system service”.
Based in Lewisburg, 32 mi away
Ranked #6 because of its Google rating and review volume: 3.1★ from 21 Google reviews.
Typical prices in USD, adjusted for Tennessee with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $23,510 | $26,600 | $28,930 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.85 East South Central factor (2025 Cost vs. Value Report) | October 2026 |
We scored 6 Tullahoma solar installers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Tullahoma data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |