Our specialized services

Professional Electrical Testing & Commissioning
Prime Solar Testing LLC provides professional electrical testing, commissioning, and troubleshooting services for utility-scale solar projects. We deliver accurate testing, safety-focused solutions, and reliable results to help ensure every project is ready for successful operation.We offer a range of specialized services tailored to meet the unique demands of utility-scale solar projects. Our focus is on ensuring safe, accurate, and reliable electrical systems from commissioning to operation.
Electrical testing
We perform comprehensive electrical testing to verify system integrity and performance, ensuring compliance with industry standards and safety regulations for utility-scale solar installations.
Commissioning services
Our commissioning services ensure that all components and systems are correctly installed, tested, and ready for efficient and safe operation, reducing startup delays and risks.
Troubleshooting
We identify and resolve electrical issues quickly and efficiently, minimizing downtime and maximizing the performance and reliability of your solar projects.
Reliability assurance
Our rigorous testing and inspection protocols help improve the long-term reliability and operational efficiency of your solar electrical systems, protecting your investment.
"Prime Solar Testing LLC has been an invaluable partner. Their dedication to safety and accuracy ensured our utility-scale project was commissioned flawlessly and on schedule."
Frequently asked questions
We understand you may have questions about our services and how we can support your utility-scale solar projects. Here are some common inquiries.

Why Prime Solar Testing LLC
Safety First
Every task is performed following OSHA standards and industry best practices.
Accurate Testing
Industry-leading equipment for precise and reliable results
Fast Response
Quick mobilization to minimize project downtime.
Trusted Partner
Committed to quality, integrity, and customer satisfaction.
Your trusted partner in solar
Prime Solar Testing LLC stands out through our commitment to safety, accuracy, and reliability. We specialize in utility-scale solar electrical testing and commissioning, using industry-standard equipment and proven procedures to deliver high-quality results. Our focus is helping clients complete projects safely, on schedule, and with confidence.
Types of Testing
Hot & Cold Commissioning
Point-to-Point (P2P) Testing
Thermal Scanning & I-V Curve Testing
PV String Testing (VOC, ISC & Polarity Verification)
Continuity & Insulation Resistance Testing (Megger)
Ground Resistance Testing & Ground Fault Troubleshooting
MV Cable Testing & VLF Cable Testing
Transformer, Switchgear & Protection Testing
Inverter Commissioning, DC/AC Functional Testing & Startup Support
Repowering & System Upgrades
Founder & Owner
Founder & Owner, Prime Solar Testing LLC
Javier Leandro Pérez founded Prime Solar Testing LLC with the vision of providing dependable electrical testing, commissioning, and troubleshooting services for utility-scale solar projects. With extensive field experience, he is committed to delivering safe, accurate, and high-quality solutions while building lasting relationships based on integrity, professionalism, and customer trust.

Contact us
•Founder & CEO: Javier Leandro Perez
Phone +1 (830) 221-6607
•Business Manager: Isabel Vivanco
•isabelbm@primesolartestingllc.com
Phone: +1 (562) 391-8195
Email: info@primesolartestingllc.comHeadquarters: Louisville, Kentucky, USA
Operating hours
Monday - Friday: 8am - 5pm
Saturday: By appointment
Sunday: Closed
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