Cycle Capital leads Quintessent oversubscribed USD 40 million Series A round

• Cycle Capital led Quintessent’s oversubscribed USD 40 million Series A private financing round.
• Quintessent develops optical interconnect products for AI data centers, focused on multi-wavelength lasers using quantum crystal materials.
• Funding targets product maturation, commercialization, new product development, scale-up, as Quintessent begins customer sampling via an evaluation kit.
• Quintessent estimates its architecture can cut data-transfer energy use by up to 40% versus existing approaches.
• Company is based in Santa Barbara, California.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Cycle Capital Management (CCM) Inc published the original content used to generate this news brief on August 24, 2026, and is solely responsible for the information contained therein.