10 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Blacksburg: Cenvar Solar, CR Score 86/100; 5.0★ from 24 Google reviews; open 24/7.
Best for emergencies (open 24/7): Cenvar Roofing - Roanoke, posts 24/7 hours; ranked #2 of 10.
Most-reviewed: Cenvar Roofing - Roanoke, 682 Google reviews at 4.9★, the most of 10 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
10 Blacksburg solar installers are ranked here by CR Score, from 8 published factors. 3 are open 24/7, 4 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 5.0★ across 10 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Cenvar Solar | 86 | 5.0★ (24) | Roanoke, 25 mi away | 24/7 | Overall |
| 2 | Cenvar Roofing - Roanoke | 86 | 4.9★ (682) | Roanoke, 25 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Eco Sun Solar Roanoke | 83 | 5.0★ (8) | Roanoke, 27 mi away | 24/7 | — |
| 4 | Baseline Solar Solutions | 80 | 4.9★ (84) | Christiansburg, 6 mi away | — | — |
| 5 | Aleksandar Atanasov Window Cleaning & SoftWash LLC | 80 | 5.0★ (102) | Roanoke, 17 mi away | — | — |
| 6 | Virginia Energy Solutions | 77 | 5.0★ (11) | Roanoke, 26 mi away | Sat | — |
| 7 | Solutions Solar and Roofing | 75 | 5.0★ (21) | Roanoke, 22 mi away | — | — |
| 8 | SolShine Energy Alternatives, LLC | 75 | 5.0★ (29) | Roanoke, 23 mi away | — | — |
| 9 | Solutions Solar and Roofing, Inc. A certified solar dealer. | 72 | 4.2★ (5) | Cave Spring, 18 mi away | — | — |
| 10 | Mayer Electric | 64 | 3.8★ (5) | Cave Spring, 17 mi away | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and availability: 5.0★ from 24 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Roanoke, 25 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 682 Google reviews, the most Google reviews on this list (682).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Roanoke, 27 mi away
Ranked #3 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Christiansburg, 6 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 84 Google reviews, listed on Google as “Solar energy company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Roanoke, 17 mi away
Ranked #5 because of its Google rating and review volume: 5.0★ from 102 Google reviews, 102 Google reviews.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Roanoke, 26 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Solar energy company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Roanoke, 22 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Solar energy system service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Roanoke, 23 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Solar energy system service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cave Spring, 18 mi away
Ranked #9 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Solar energy system service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cave Spring, 17 mi away
Ranked #10 because of its Google rating and trade focus: 3.8★ from 5 Google reviews, listed on Google as “Electrician”.
Based on 6 of 8 factors; credentials and recency not yet collected.
6 more solar installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| DFH Solar | 22 mi | |
| EcoGen America | 26 mi | |
| Energy Check | 5.0★ (7) | In Blacksburg |
| Proffit Plumbing & Solar Heating | 5.0★ (1) | 23 mi |
| Solutions Energy and Roofing | 25 mi | |
| TnT The Source, LLC. | 40 mi |
Typical prices in USD, adjusted for Virginia with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $27,400 | $30,990 | $33,710 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.00 South Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
We scored 10 Blacksburg solar installers on 8 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. Unknown factors are left out of the score, 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 Blacksburg data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |