- Hirst Magnetic Instruments Ltd. - Manufacturer of magnetising, demagnetising, magnet calibration and magnet processing and magnetic measurements equipment.
- Vasavi Electronics - Fabricates automatic test equipment for transformers, coils , relays and cables.
- Northern Technology and Testing - Offers independent testing of dissolved gases, DGA, PCE, PCB, furan, metals and transformer fluid analysis for the electrical power industry, from Sacramento, California.
- TJ/H2b Analytical Services, Inc. - Offers analysis and consulting in diagnostic testing of oil, gas and insulating materials used in high-voltage electrical equipment. International contacts from their base in Sacramento, California.
|
