# Quantum companies in Boulder, CO

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

6 quantum companies. Also on the [web page](https://quantumcompanies.fyi/us/co/boulder).

## Quantum companies

1. [Danaher Cryogenics](https://quantumcompanies.fyi/us/co/boulder/danaher-cryogenics.md), Quantum components, Boulder: Builds sub-Kelvin cryostats for research, including continuous and one-shot systems, ADR cryostats, and Leiden dilution refrigerators with sorption coolers.
2. [FieldLine Inc.](https://quantumcompanies.fyi/us/co/boulder/fieldline-inc.md), Quantum sensing and metrology, Boulder: Makes the HEDscan wearable magnetoencephalography system based on optically-pumped magnetometer quantum sensors, plus magnetic shields and high-density helmets.
3. [FieldLine Industries](https://quantumcompanies.fyi/us/co/boulder/fieldline-industries.md), Quantum sensing and metrology, Boulder: Builds scalar magnetometers using batch-fabricated vapor cell technology for magnetic anomaly detection on UAV/UUV and land, air and sea platforms; products…
4. [Icarus Quantum](https://quantumcompanies.fyi/us/co/boulder/icarus-quantum.md), Quantum networking and QKD, Boulder: Develops a scalable entangled photon generator for secure communication and quantum connectivity.
5. [Infleqtion](https://quantumcompanies.fyi/us/co/boulder/infleqtion.md), Quantum hardware, Boulder: Builds neutral atom quantum computers, quantum sensing systems (Tiqker atomic clock, RF spectrum sensing, inertial sensing) and quantum software for…
6. [Quantum Rings](https://quantumcompanies.fyi/us/co/boulder/quantum-rings.md), Quantum software and algorithms, 5360 Arapahoe Ave, Ste G \#1099, Boulder: Offers a platform for large-scale quantum circuit simulation on classical hardware plus access to real QPUs from leading providers through one API, and a free…

## Categories in Boulder

- [Quantum sensing and metrology](https://quantumcompanies.fyi/us/co/boulder/category/quantum-sensing.md): 3 quantum companies
- [Quantum components](https://quantumcompanies.fyi/us/co/boulder/category/quantum-components.md): 2 quantum companies
- [Quantum software and algorithms](https://quantumcompanies.fyi/us/co/boulder/category/quantum-software.md): 2 quantum companies
- [Quantum cloud access](https://quantumcompanies.fyi/us/co/boulder/category/quantum-cloud.md): 1 quantum company
- [Quantum consulting and training](https://quantumcompanies.fyi/us/co/boulder/category/quantum-consulting.md): 1 quantum company
- [Quantum hardware](https://quantumcompanies.fyi/us/co/boulder/category/quantum-hardware.md): 1 quantum company
- [Quantum networking and QKD](https://quantumcompanies.fyi/us/co/boulder/category/quantum-networking.md): 1 quantum company

## Questions

### How many quantum companies are in Boulder?

Quantum Companies lists 6 quantum companies with an address in Boulder, CO.