Monarch Quantum

Private

Developer of integrated photonics hardware for quantum computing, sensing, and networking. Builds Quantum Light Engines for leading quantum companies including Quantinuum, Infleqtion, and NASA. Over $60M in customer contracts within six months of founding.

Founders Timothy Day

Company

Founded
2025
Headquarters
San Diego, United States

Financials

Total Funding
$55M

Funding History

1 round

Funding data is compiled from multiple independent sources including company announcements, press coverage, and regulatory filings. While we strive for accuracy, amounts and dates may reflect reported figures at time of announcement.