Company file
Quintessent
Quantum-dot comb lasers
A file built from our published coverage, not a complete corporate profile or a live confirmation of transaction status. Dates refer to the underlying sources.
Event timeline
Quintessent raises $40M and starts sampling an eight-wavelength comb laser
Cycle Capital led the oversubscribed Series A, joined by Goldman Sachs XIG-Industry Ventures, Hina Liberty, Susquehanna, InterVest, Safar and Ciena, with existing investors participating. The GaAs quantum-dot DWDM source is now available as an evaluation kit for AI optical-interconnect customers.
Watch: Track optical stability, package qualification and repeat customer orders.
Quintessent / Cycle Capital ↗