Best Solar Energy Contractors in Plano

Reviews read through Aug 10, 2026 · Scored Aug 28, 2026 · 5 scored · 4 analyzed · 233 reviews read

Methodology and editorial standards by Brad Williams. How we score

We track 5 solar energy contractors in Plano and have read 233 of their reviews. They are ranked below on what customers actually wrote, not on star ratings alone.

5 scored in Plano4 with review analysisSee the metro-wide ranking (91)How we score
#BusinessScoreRating
1Sunstra72.15.0 30
2Mayer71.94.9 156
3NXT LVL SLR59.44.8 19
4Longhorn Solar - Plano54.94.4 48
5James Kate Roofing & Solar53.75.0 1
72.1#1

Sunstra

5.0 stars from 30 reviews28 read in full

Best for: Efficient installation, responsive customer support

Sunstra stands out for its efficient installation process and commitment to customer education about solar energy systems. Reviewers frequently mention the transparency and helpfulness of their representatives, ensuring clients are well-informed throughout the process. While there are occasional delays in grid connection and battery expansion inquiries, the overall sentiment is positive, reflecting a strong customer service focus and high satisfaction with the solar installations.

What reviewers consistently mention

  • Several reviewers mention the installation process was efficient, often completed in under a month, demonstrating timely project execution and strong organization.

  • Multiple customers appreciate the transparency in communication about the solar system, including detailed explanations of performance variations and costs, which helped them make informed decisions.

71.9#2

Mayer

4.9 stars from 156 reviews140 read in full

Best for: communication during installation, cost savings on electric bills

Mayer Solar stands out for its effective communication during installation and the significant cost savings reported by many customers. However, it also faces challenges like delays in project timelines and difficulties in customer service responsiveness, which may impact overall satisfaction. Review patterns indicate a need for improvement in service follow-up and equipment reliability, leading to mixed experiences among clients.

What reviewers consistently mention

  • Many customers report effective communication throughout the installation process, noting they received regular updates on project status and potential delays.

  • Several reviewers highlight a significant reduction in their electricity bills after installation, with claims of savings ranging from 40% to 60%.

Watch out for

  • Multiple customers express dissatisfaction with poor response times, citing difficulty reaching the company for assistance after installation.

  • Several reviewers mention delays in project completion and system activation, with some waiting for months without resolution.

  • Some customers report issues with defective equipment or installation errors that led to additional complications and dissatisfaction.

59.4#3

NXT LVL SLR

4.8 stars from 19 reviews18 read in full

Best for: Knowledgeable staff, effective installation

NXT LVL SLR stands out for its knowledgeable and professional installation team, as evidenced by multiple reviews praising their thoroughness and customer interaction. However, the business faces challenges with communication and scheduling, as indicated by several negative experiences. This combination of strong installation work and customer service, paired with some operational shortcomings, influences how potential customers may perceive their reliability.

What reviewers consistently mention

  • Several reviewers highlight excellent customer service, noting that questions are adequately addressed and concerns are handled effectively.

  • Many customers mention a knowledgeable installation crew, emphasizing their professionalism during the installation process.

Watch out for

  • There are reports of communication issues, with several customers stating they experienced difficulties in getting timely responses and updates.

  • Some reviewers raised concerns about scheduling problems, mentioning that appointments were made but crews did not show up as expected.

54.9#4

Longhorn Solar - Plano

4.4 stars from 48 reviews47 read in full

Best for: Responsive support, warranty honors

Longhorn Solar stands out in the Plano area for its knowledgeable staff and responsive customer service during installation. Reviews indicate a commitment to resolving issues effectively, particularly in honoring warranties and addressing service problems. However, there are notable concerns about project management and communication delays that may impact customer experiences. Overall, customers appreciate the company's technical knowledge and the quality of equipment offered.

What reviewers consistently mention

  • Several reviewers mention responsive customer service, highlighting timely communication and support during the installation process. This was noted as a positive aspect of the company.

  • Multiple customers report successful installations and effective problem resolution, emphasizing that Longhorn Solar honored warranties and conducted repairs without additional charges.

Watch out for

  • Several customers describe difficulties with project management and administrative communication, indicating frustration in getting timely responses to inquiries and service requests.

  • A pattern of complaints about service delays is noted, with customers citing long wait times for repairs and cancellations of scheduled appointments.

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Ranked on the DFW Pros scoring method. Every strength and caution above is supported by at least two separate reviews, and you can expand any of them to read the source.

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