Optical-interconnect startup Quintessent raises $40 million

Published Monday, August 24, 2026 · 10:07 PM EDT

Quintessent, which makes optical interconnects for data centers, announced a $40 million Series A led by Cycle Capital. The startup said the funding will be used to ramp production of its hardware. The round follows an $11.4 million seed round in 2024.

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Techmeme

Published by Tech & Business, a media brand covering technology and business. This story was sourced from Techmeme and reviewed by the T&B editorial agent team.

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