82/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 10 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Solar Installers in Greenville, MI (2026)
12 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Greenville: The Solar Difference, CR Score 82/100; 5.0★ from 10 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Kearns Brothers, posts 24/7 hours; ranked #3 of 12.
- 4
Most-reviewed: SunPower®, 103 Google reviews at 3.5★, the most of 12 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
12 Greenville solar installers are ranked here by CR Score, from 8 published factors. 2 are open 24/7, 5 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.5★ across 12 rated businesses.
Most of this list also appears on the Solar installers in Grandville ranking. See Solar installers in Grandville
Top 10 solar installers in Greenville at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | The Solar Difference | 82 | 5.0★ (10) | Fort Wayne, 15 mi away | 24/7 | Overall |
| 2 | Tiger Solar | 77 | 4.9★ (65) | Comstock Park, 22 mi away | — | — |
| 3 | Kearns Brothers | 76 | 4.5★ (36) | Wyoming, 30 mi away | 24/7 | Emergencies |
| 4 | SunPower® | 75 | 3.5★ (103) | Grand Rapids, 23 mi away | Sat · Evenings | Most reviews |
| 5 | Quality Solar | 74 | 4.3★ (19) | Saint Johns, 37 mi away | — | — |
| 6 | Augustine Solar | 72 | 5.0★ (35) | Allendale, 39 mi away | — | — |
| 7 | MI Solar And Roofing Pros | 71 | 4.8★ (27) | Allendale, 21 mi away | Sat | — |
| 8 | Mitten Solar Consultants | 69 | 5.0★ (3) | Rockford, 23 mi away | Sat · Evenings | — |
| 9 | The Green Panel | 69 | 4.5★ (17) | Byron Center, 33 mi away | — | — |
| 10 | Portable Sun LLC | 66 | 4.6★ (37) | Grand Rapids, 25 mi away | — | — |
The 12 best solar installers in Greenville, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
#2 Tiger Solar
Based in Comstock Park, 22 mi away
77/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 65 Google reviews, listed on Google as “Solar energy company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 65 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 848 W River Center Dr NE STE B, Comstock Park, MI 49321
Based in Wyoming, 30 mi away
76/100CR ScoreRanked #3 because of its Google rating and availability: 4.5★ from 36 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 36 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1416 44th St SW, Wyoming, MI 49509
#4 SunPower®
Based in Grand Rapids, 23 mi away
75/100CR ScoreRanked #4 because of its Google rating and review volume: 3.5★ from 103 Google reviews, the most Google reviews on this list (103).
Based on 6 of 8 factors; credentials and recency not yet collected.
- 3.5★ from 103 Google reviews
- Hours
- Mon–Fri 9 AM–11 PM · Sat 10 AM–10 PM · Sun closed
- Address
- 3040 Charlevoix Dr SE, Grand Rapids, MI 49546
Based in Saint Johns, 37 mi away
74/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.3★ from 19 Google reviews, listed on Google as “Solar energy company”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 4.3★ from 19 Google reviews
- Address
- 701 W State St, St Johns, MI 48879
Based in Allendale, 39 mi away
72/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Solar energy company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 35 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
- Address
- 7208 Timbercreek Dr, Allendale, MI 49401
Based in Allendale, 21 mi away
71/100CR ScoreRanked #7 because of its Google rating and review volume: 4.8★ from 27 Google reviews, 27 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 27 Google reviews
- Hours
- Mon–Sat 10 AM–6 PM · Sun closed
Based in Rockford, 23 mi away
69/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Solar energy company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 3 Google reviews
- Hours
- Mon–Thu 10 AM–7 PM · Fri 10 AM–5 PM · Sat 10 AM–2 PM · Sun closed
Based in Byron Center, 33 mi away
69/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.5★ from 17 Google reviews, listed on Google as “Solar energy company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 17 Google reviews
- Hours
- Mon–Fri 7:30 AM–4 PM · Sat–Sun closed
- Address
- 7978 Clyde Park Ave SW Suite #100, Byron Center, MI 49315
#10 Portable Sun LLC
Based in Grand Rapids, 25 mi away
66/100CR ScoreRanked #10 because of its Google rating and review volume: 4.6★ from 37 Google reviews, 37 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.6★ from 37 Google reviews
- Hours
- Mon–Fri 9 AM–6 PM · Sat–Sun closed
- Address
- 1650 Broadway Ave NW, Grand Rapids, MI 49504
Based in Grand Rapids, 30 mi away
64/100CR ScoreRanked #11 because of its Google rating and trade focus: 2.6★ from 67 Google reviews, listed on Google as “Solar energy system service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 2.6★ from 67 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 4346 Leonard St NW, Grand Rapids, MI 49534
Based in Mount Pleasant, 38 mi away
63/100CR ScoreRanked #12 because of its Google rating and review volume: 4.3★ from 37 Google reviews, 37 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.3★ from 37 Google reviews
- Hours
- Mon–Fri 7 AM–3:30 PM · Sat–Sun closed
- Address
- 1993 Gover Pkwy, Mt Pleasant, MI 48858
How much do solar installers cost in Greenville?
Typical prices in USD, adjusted for Michigan with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $26,020 | $29,430 | $32,010 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.95 East North Central factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Greenville solar installers
We scored 12 Greenville 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 Greenville 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 |
Solar installers in Greenville: frequently asked questions
Who is the best solar installer in Greenville?
By CR Score, the highest-ranked solar installer in Greenville, MI is The Solar Difference with a CR Score of 82/100. It has 5.0★ from 10 Google reviews. It is open 24/7. Tiger Solar (#2) and Kearns Brothers (#3) follow. We ranked 12 solar installers on 8 factors, last updated October 22, 2026.
Which solar installers in Greenville are open 24/7?
2 ranked solar installers in Greenville post 24/7 hours. The highest-ranked are The Solar Difference (#1) and Kearns Brothers (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Greenville work on weekends?
5 of 12 ranked solar installers post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are The Solar Difference (#1), Kearns Brothers (#3) and SunPower® (#4). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Greenville?
Solar panel installation typically costs $26,020 to $32,010, with $29,430 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.95 East North Central factor (2025 Cost vs. Value Report)). The range is adjusted for Michigan. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Greenville solar installers have?
The median Google rating among 12 rated solar installers in Greenville is 4.5★, with a median of 36 reviews. SunPower® has the most, 103 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank solar installers?
Each solar installer gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do solar installers outside Greenville count in this ranking?
Yes, if they are within 40 mi of the Greenville city center, our service radius for solar installers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can solar installers pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Greenville
- October 2026: CR Scores recalculated for 12 solar installers serving Greenville.
More solar installers and Greenville pages
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