About
Lightsynq was a Boston-based startup founded in 2022. It developed photonic quantum technologies, including quantum light sources, photonic integrated circuits, and quantum networking components, to enable scalable photonic quantum computing and quantum communication systems that can operate at room temperature and connect over networks. In June 2025, IonQ acquired Lightsynq Technologies, bringing more than 20 patents into IonQ's portfolio. The acquisition strengthened IonQ's photonic interconnect capabilities and quantum memory technologies, combining Lightsynq's expertise in photonic quantum systems with IonQ's trapped-ion platform to support more scalable quantum architectures.
Quantum Specifications
| Quantum Focus | hardware |
Key People
WT
Wolfgang Tittel
Co-founder
CM
Christoph Marquardt
Co-founder
Backed By
Lakestar
Lightspeed Venture Partners
Quantum Coast Capital
Type One Ventures
Trumpf Venture
Gic Government Of Singapore Investment Corporation
Hercules Capital
Inven Capital
Frequently Asked Questions
Lightsynq was a Boston-based startup founded in 2022. It developed photonic quantum technologies, including quantum light sources, photonic integrated circuits, and quantum networking components, to enable scalable photonic quantum computing and quantum communication systems that can operate at room temperature and connect over networks.
In June 2025, IonQ acquired Lightsynq Technologies, bringing more than 20 patents into IonQ's portfolio. The acquisition strengthened IonQ's photonic interc...
Lightsynq is headquartered in San Francisco, United States.
Lightsynq was founded in 2022.
Lightsynq works with Photonic quantum technology.
Lightsynq operates in the following sectors: quantum hardware.