# Quantum companies in Switzerland

Compare quantum companies with an address in Switzerland. Confirm service areas and capabilities before you engage.

7 quantum companies. Also on the [web page](https://quantumcompanies.fyi/ch).

## Quantum companies

1. [Rhonexum](https://quantumcompanies.fyi/ch/vaud/lausanne/rhonexum.md), Quantum components, Rue du Port-Franc 22, Lausanne: Develops cryogenic electronic circuits and simulation tools operating below -270°C, targeting control and readout electronics for quantum computing and sensing…
2. [Qnami](https://quantumcompanies.fyi/ch/muttenz/muttenz/qnami.md), Quantum sensing and metrology, Muttenz: Builds scanning NV microscopes and diamond quantum sensors for nanoscale imaging and materials research, plus a quantum foundry service. Products include…
3. [Terra Quantum](https://quantumcompanies.fyi/ch/rorschach/rorschach/terra-quantum.md), Quantum software and algorithms, Rorschach: Offers Quantum as a Service spanning quantum algorithms, quantum computing and quantum security.
4. [WISeKey](https://quantumcompanies.fyi/ch/geneva/geneva/wisekey.md), Post-quantum cryptography vendors, Geneva: Swiss digital trust company offering post-quantum cryptography products with FIPS 203/204/205 support, quantum-resilient PKI and the SEALQUANTUM portfolio,…
5. [YQuantum](https://quantumcompanies.fyi/ch/zurich/zurich/yquantum.md), Quantum components, Zurich: Makes cryogenic hardware components for quantum computers, including flux BiasTs, infrared and low-pass filters, RF-port sample boxes and quantum packaging.
6. [Zurich Instruments](https://quantumcompanies.fyi/ch/zurich/zurich/zurich-instruments.md), Quantum components, Technoparkstrasse 1, Zurich: Builds control electronics for quantum computing, including the ZQCS quantum control system and instruments for qubit control and readout at scale, plus…
7. [ZuriQ](https://quantumcompanies.fyi/ch/zurich/zurich/zuriq.md), Quantum hardware, Zurich: Building a trapped-ion quantum computer with qubits that have freedom to move and connect, aiming to scale beyond small one-dimensional systems.

## Cantons

- [Zurich](https://quantumcompanies.fyi/ch/zurich.md): 3 quantum companies
- [Geneva](https://quantumcompanies.fyi/ch/geneva.md): 1 quantum company
- [Muttenz](https://quantumcompanies.fyi/ch/muttenz.md): 1 quantum company
- [Rorschach](https://quantumcompanies.fyi/ch/rorschach.md): 1 quantum company
- [Vaud](https://quantumcompanies.fyi/ch/vaud.md): 1 quantum company

## Cities

- [Zurich, Zurich](https://quantumcompanies.fyi/ch/zurich/zurich.md): 3 quantum companies
- [Geneva, Geneva](https://quantumcompanies.fyi/ch/geneva/geneva.md): 1 quantum company
- [Lausanne, Vaud](https://quantumcompanies.fyi/ch/vaud/lausanne.md): 1 quantum company
- [Muttenz, Muttenz](https://quantumcompanies.fyi/ch/muttenz/muttenz.md): 1 quantum company
- [Rorschach, Rorschach](https://quantumcompanies.fyi/ch/rorschach/rorschach.md): 1 quantum company

## Categories

- [Quantum components](https://quantumcompanies.fyi/category/quantum-components.md)
- [Post-quantum cryptography vendors](https://quantumcompanies.fyi/category/post-quantum-cryptography.md)
- [Quantum cloud access](https://quantumcompanies.fyi/category/quantum-cloud.md)
- [Quantum hardware](https://quantumcompanies.fyi/category/quantum-hardware.md)
- [Quantum networking and QKD](https://quantumcompanies.fyi/category/quantum-networking.md)
- [Quantum sensing and metrology](https://quantumcompanies.fyi/category/quantum-sensing.md)
- [Quantum software and algorithms](https://quantumcompanies.fyi/category/quantum-software.md)