Zimmer Electronic Systems
Manufactures high precision power analyzer and meters.
High voltage Probes (Tektronics)
For O'scopes, from Beta Lambda Instruments.
Ameesco
High voltage test equipment services and consulting. Specializing in the installation, commissioning and maintenance of all types of high voltage test equipment.
Osprey Limited
Personal HV safety alarm. Clip-on alarm detects HV in the vicinity and alarms to warn the user.
Hipotronics
Manufacturer of high voltage test and automatic test sets systems for users and manufacturers of power apparatus.
HV and EMC Test Equipment
High voltage test equipment and EMC test equipment for the power utility, power apparatus, and electronic equipment industries.
http://www.hvtechnologies.com/
http://www.hvtechnologies.com/
High Voltage Equipment Diagnostics Inc.
Specializes in HV diagnostics and PM's for power utilities and sub-stations.
Alff Engineering
PDC-ANALYSER equipment for on-site evaluation of the properties of mixed insulation as found in high voltage transformers.
http://www.alff-engineering.ch/
http://www.alff-engineering.ch/