List of superconductor companies

Group of companies in the area of control and automation technology with headquarter in Esslingen am Neckar

Manufacturer of electric wire and optical fiber cables

Rigetti Computing is a quantum computing company based in Berkeley, California.

The National Institute of Standards and Technology is a federal technology agency that develops and promotes measurement, standards, and technology.

HYPRES is a developer of superconducting microelectronics for defense, wireless, and optical network industries.

Commonwealth Fusion Systems is a Cambridge, Massachusetts-based research and development company developing fusion power systems based on ARC tokamak reactors.

D-Wave Systems is a Canadian company that designs and manufactures quantum computing and superconducting electronics, and AI software.

Quantum Circuits Company is a company that is aiming to develop, manufacture, and sell the first practical and useful quantum computer using superconducting qubits. It is based in New Haven, Connecticut and founded in 2015 by Robert J. Schoelkopf, Michel Devoret, Luigi Frunzio and Brian W. Pusch.

Energy and defense corporation headquartered in San Diego, California.

PsiQuantum is a company that is building a general-purpose silicon photonic quantum computer.

Tokamak Energy is a fusion energy producer founded in 2009 by Alan Sykes, David Kingham and Mikhail Gryaznevich.

IQM is a company utilizing superconducting technology to build scalable quantum computing hardware.

Superconductor Technologies was a developer of high-temperature conduction products for wireless applications.

American Superconductor Corporation is an Ayer, Massachusetts-based renewable energy company founded in 1987.

Nexans is a Paris-based company founded in 1900.

Company building "quantum accelerators” a type of computing system that work in conjunction with classical computers to solve problems that are impractical or impossible to solve on classical computer alone.

Siemens AG is a multinational industrial manufacturing company founded in 1847 by Werner von Siemens.

Bruker Corporation is an American company that manufactures scientific instruments.

A company making quantum electronic design automation toolkits for designing and optimizing nano and quantum electronics.

SeeQC is a company developing and commercializing quantum technologies founded in 2019.

Brookhaven National Laboratory is an united states department of energy national laboratory founded in 1947.

he company's offerings include welding electrodes for the automotive industry, superconducting wires and cables for medical equipment, photovoltaic ribbons, cooling jackets and other processed copper products through 14 plants and support offices spanning nine countries

SuNAM Co., Ltd. is a globally-operating company which produces high-temperature superconductor materials.

Zurich Instruments Ltd. is a privately owned company developing and selling advanced test and measurement instruments equipped with software for dynamic signal analysis. The majority of their revenue comes from the quantum technology market and this is the center of the company's strategy and R&D efforts. The company was founded in 2008 and their headquarters is in Zurich, Switzerland with international subsidiaries operating in Shanghai and Boston.

Quantware provides superconducting quantum processing units (QPU) chips for customers who want to develop a quantum computer but desire some help with creation of the chip. Their first products include Soprano, a five qubit chip with single qubit gate fidelities of 99.9% and Cresendo, a traveling wave parametric amplifier (TWPA) that introduces the minimum amount of noise allowed by nature. The company is a spinout from QuTech is located in Delft, The Netherlands and was founded in late 2020.