Salience Labs Series B

Salience Labs raised a $125M Series B on October 14, 2026, a follow-on round led by Bullhound Capital. New investors Intel Capital, AMD Ventures, SBI Group, Hudson River Trading and British Business Bank participated alongside returning backers Applied Ventures, Oxford Science Enterprises, Cambridge Innovation Capital and Silicon Catalyst Ventures. The company develops all-optical circuit switching technology described as the world's most advanced for AI data centers to replace legacy electronic switches and optical-to-electrical-to-optical conversions that create latency bottlenecks for AI clusters of tens of thousands of GPUs, with the raise intended to scale that technology to speed AI workloads; the article disclosed no specific revenue, client, pipeline or employee count metrics and did not detail a specific use-of-proceeds breakdown.