6 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Port Isabel: Green Planet Services, CR Score 59/100; 4.2★ from 5 Google reviews; open 24/7.
Most-reviewed: Eco Renewable Solutions, 10 Google reviews at 5.0★, the most of 6 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
6 Port Isabel solar installers are ranked here by CR Score, from ten published factors. 1 is open 24/7, 3 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.6★ across 6 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Green Planet Services | 59 | 4.2★ (5) | Brownsville, 20 mi away | 24/7 | Overall |
| 2 | Eco Renewable Solutions | 55 | 5.0★ (10) | Brownsville, 37 mi away | — | Most reviews |
| 3 | New Generation Solar/Roofing | 53 | 3.0★ (4) | San Benito, 27 mi away | Sat · Evenings | — |
| 4 | American Made Solar and Wind Technologies | 51 | 5.0★ (4) | Harlingen, 35 mi away | — | — |
| 5 | Solar Supply, Inc. | 49 | 5.0★ (6) | Harlingen, 33 mi away | — | — |
| 6 | TMD SOLAR ENERGY | 49 | 2.3★ (3) | Brownsville, 21 mi away | Sat · Evenings | — |
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 trade focus: 4.2★ from 5 Google reviews, listed on Google as “Solar energy company”.
Based in Brownsville, 37 mi away
Ranked #2 because of its Google rating and review volume: 5.0★ from 10 Google reviews, the most in Port Isabel.
Based in San Benito, 27 mi away
Ranked #3 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Solar energy system service”.
Based in Harlingen, 35 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Solar energy company”.
Based in Harlingen, 33 mi away
Ranked #5 because of its Google rating and review volume: 5.0★ from 6 Google reviews.
Based in Brownsville, 21 mi away
Ranked #6 because of its Google rating and trade focus: 2.3★ from 3 Google reviews, listed on Google as “Roofing contractor”.
Typical prices in USD, adjusted for Texas with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $25,490 | $28,830 | $31,360 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.93 West South Central factor (2025 Cost vs. Value Report) | October 2026 |
We scored 6 Port Isabel 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 Port Isabel 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 |