Reliable Electrical Solutions for a Brighter Tomorrow
A Comprehensive Approach to Electrical Maintenance and Testing
SI Testing is a leading provider of comprehensive electrical maintenance and testing services for clients across Northern and Southern California. Armed with extensive expertise and cutting-edge technology, our team ensures the uninterrupted functionality and safety of your electrical systems.
Our Expertise
We offer a diverse range of services designed to proactively identify potential issues, mitigate risks, and optimize the performance of your electrical infrastructure. Our services include:
- Arc Flash Studies
Comprehensive assessments to identify potential hazards and implement safety measures.
- Infrared Thermography
Non-invasive inspections to detect electrical anomalies, reducing the risk of failures.
- Power Quality Studies
Detailed analysis to identify power irregularities and optimize system efficiency.
- ATS & Emergency Systems Maintenance
Thorough inspections and testing to ensure the reliable functioning of your critical electrical safety systems.
Who We Serve
We partner with stakeholders across diverse sectors, including:
- Engineers: Consulting on electrical system design, implementation, and maintenance protocols.
- Management: Developing and implementing effective preventive maintenance programs to reduce costs and improve efficiency.
- Ownership: Ensuring asset integrity, maximizing property value, and mitigating potential risks.
- Contractors: Providing comprehensive inspection and testing services to enhance the quality and reliability of your work.
Our Commitment
At SI Testing, our mission is to provide peace of mind to those who own, manage, and operate electrical systems. We achieve this through:
- Client-centered approach: We treat your electrical system as our own, prioritizing your needs and concerns.
- Commitment to quality: Our highly skilled technicians are certified and experienced, ensuring industry-leading service.
- Transparency and communication: We provide clear and concise reports and recommendations, keeping you informed every step of the way.
- Innovation and expertise: We stay updated with the latest technological advancements and industry standards to deliver optimal solutions.
SI Testing - A Company with Mixed Reviews
The reviews of SI Testing are polarized, with one reviewer praising the company's expertise and timely response, while another reviewer shares a concerning incident involving one of their drivers.
Expertise and Timeliness
One reviewer, Dave Brown, rates the company 5 stars and praises their broad expertise in Infrared Scanning, Arc Flash Studies, and Electrical Testing and Maintenance. He has had a positive relationship with the company and its staff since 2020. This reviewer's experience suggests that SI Testing provides high-quality services.
Confrontation and Safety Concerns
Another reviewer, H. S., gives the company 1 star and shares a disturbing incident that occurred on September 22, 2023. According to the review, a SI Testing driver carrying a handgun drove around a picket line, clipped a striker's vehicle, and pointed the gun at the striker to make them move. The reviewer warns others against using the company due to the driver's threatening behavior.
Electrical Services
A third reviewer, Christopher Kuminkoski, also rates the company 5 stars and describes SI Testing as a full-service electrical testing, engineering, and installation company with over 30 years of experience. He notes that David Sincock, the company's leader, has the expertise to ensure electrical systems remain functional.

Be the first to review SI Testing.
Write a Review