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Spanish optical switching company iPronics raises $125M Series B, Nvidia participates

Bubble signal: +1 · Overheating evidenceRelevance 70FundingGlobal
Source: 36Kr · Published 2026-09-03

Summary

iPronics, a silicon photonics company based in Valencia, Spain, announced on Wednesday that it has completed a $125 million Series B funding round, co-led by Maverick Silicon and Light Street Capital, with participation from Nvidia. Following this round, the company's total funding has reached $177 million. The funds will be used to expand operations, accelerate commercial deployment, and meet demand for its rack-scale optical switch product, Optical Networking Engine (ONE), in AI data centers.

Bubble analysis

This is a specific funding round in the AI infrastructure space with a notable amount, indicating capital flowing into the AI supply chain, but a single company's funding does not directly prove or disprove a bubble; it serves as indirect evidence for the bubble debate.

#datacenter#nvidia#funding#optical-switching
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