# Quantum companies in San Jose, CA

Browse quantum companies with an address in San Jose. An address does not define a service area.

1 quantum company. Also on the [web page](https://quantumcompanies.fyi/us/ca/san-jose).

## Quantum companies

1. [QuintessenceLabs](https://quantumcompanies.fyi/us/ca/san-jose/quintessencelabs.md), Quantum networking and QKD, San Jose: Develops quantum-enhanced cybersecurity products including CV-QKD systems, a quantum true random number generator, key and policy management, and PQC readiness…

## Categories in San Jose

- [Post-quantum cryptography vendors](https://quantumcompanies.fyi/us/ca/san-jose/category/post-quantum-cryptography.md): 1 quantum company
- [Quantum components](https://quantumcompanies.fyi/us/ca/san-jose/category/quantum-components.md): 1 quantum company
- [Quantum networking and QKD](https://quantumcompanies.fyi/us/ca/san-jose/category/quantum-networking.md): 1 quantum company

## Questions

### How many quantum companies are in San Jose?

Quantum Companies lists 1 quantum companies with an address in San Jose, CA.