24/7 Emergency Response

102 North Fifth Avenue

St. Charles, IL 60174   

(630) 584-2485


In Testing and 

Chicago and Suburbs


Our team works tirelessly to assist our clients when they need help with critical emergencies. 


Minimize unplanned shut downs and equipment failures. Let's make a plan together.  

Large places like hospitals and airports are responsible for many lives at any moment. They rely on constant and uninterrupted power. When precise, high quality work is needed, they trust High Voltage Electric.  We would be happy to provide you with the same high quality service.

Where Lives Matter



24 Hour
Emergency Service

We understand that people depend on reliable power. Our team works tirelessly to assis our clients when they need help. 

Preventative Maintenance

Our maintenance program will reduce accidents, save lives, and minimize unplanned shutdowns of critical equipment and facilities.

Terminating and Splicing
High Voltage Cables

HV cables are required to be terminated to reduce electrical stress or spliced in a manner that insures High Voltage cable integrity.

Circuit Breaker Testing and Calibration

We make sure that your large HV breakers are calibrated well, so when the time comes, they are ready to protect. 

Radar Cable Fault Location

Locating underground cable faults, thumping, splicing and terminating by highly skilled professionals with equipment efficiency.

Protective Relays

Sensitive relays often operate during extreme conditions and require proper calibration and comprehensive maintenance.

• Infra-Red Thermal Inspections
• Power Monitoring
• Oil Sampling and Lab Analysis
• Transformer Testing
• Ground System Testing

We are an independent testing company, not affiliated with any equipment manufacturers or suppliers. Thus, we provide unbiased test results and recommendations based on the latest principles of quality and value engineering.


Other Services



High Voltage Electric Testing & Maintenance Inc. was one of the first companies in the U.S. to specialize in the testing and maintenance of industrial and commercial power users. 

Headquartered in St. Charles, Illinois, HVE has been providing it's services since 1977.  ​We always prepare completely unbiased test results and recommendations. 

Our team is comprised of engineers, technicians, electricians and other support personnel. In the event of a failure, experienced HVE emergency support professionals respond on demand with the proper equipment required to quickly meet your unexpected on-site needs. These services  are available 24/7. 

Carrie Liberio

Chief Operating Officer

Bart Curtin, Sr

Chief Executive Officer

Jessica Stark



102 North Fifth Avenue

St. Charles, IL 60174

St. Charles, IL 60174    (630) 584-2485


© 2019 All Rights Reserved. High Voltage Electric Testing & Maintenance Inc.

  • Facebook - Grey Circle
  • LinkedIn - Grey Circle