# Photon Spot

Photon Spot is a quantum company with an address in Monrovia, CA, United States.

Makes cryogenic systems reaching below 1 Kelvin without liquid helium and superconducting nanowire single-photon detectors; products used in NASA missions, by NIST, and by quantum computing and communications companies.

## Details

- Address: Monrovia, CA, United States
- Website: [photonspot.com](<https://photonspot.com>)
- Source of the listing data: Listed on ; details checked on the organisation website https://photonspot.com on 2026-11-01.

## Questions

### Where is Photon Spot?

Photon Spot is at Monrovia, CA, United States.

### How do I contact Photon Spot?

To contact Photon Spot, visit https://photonspot.com.

## Source

From [Business websites](https://photonspot.com), license Business website facts; website text and images retain their original rights., checked 2026-11-03.

Last updated November 3, 2026.

## Links

- This quantum company on the [web page](<https://quantumcompanies.fyi/us/ca/monrovia/photon-spot>)
- [Quantum components in Monrovia](<https://quantumcompanies.fyi/us/ca/monrovia/category/quantum-components.md>)
- [Quantum sensing and metrology in Monrovia](<https://quantumcompanies.fyi/us/ca/monrovia/category/quantum-sensing.md>)
- [More quantum companies in Monrovia](<https://quantumcompanies.fyi/us/ca/monrovia.md>)