American Superconductor
- http://www.amsuper.com/
- ASC performs research and development in high temperature superconductor (HTS) technology for the global electric power industry. Westborough, MA and Dusseldorf, Germany.
Cryogenic Limited
- http://www.cryogenic.co.uk/
- Superconductivity and cryomagnetic low temperature engineering and instrumentation. London, with many international contacts listed.
Cryoton Co. Ltd
- http://cryoton.webzone.ru/
- Russian company manufacturing equipment for superconducting electronics. It specializaes in dc-SQUID-based equipment including fiberglass cryostats, measuring probes, and electronics and software for data collection and analysis. In Troitsk, Moscow Region, Russia.
Magnavolt Technologies, Inc.
- http://www.magnavolt.com/
- Manufacturer of compact superconducting magnets, cryogen free magnet systems, AC and DC measurement equipment of magnetic properties, and helium cryostats. In Plattsburgh, NY.
Superconductors.org
- http://superconductors.org/
- Superconductor Information for the Beginner. A nicely written site, with much basic information. Great for students and educated laymen.
TRITHOR GmbH
- http://www.trithor.com/
- Trithor manufactures Bi-2223 HTS Wires (HTS-temperature superconductor) for the global electric power industry, MRI/NMR- and magnet technology, located in Rheinbach, Germany.