# Salience Labs

> Silicon-photonic all-optical switches for AI data-center networking.

## Why it is interesting

Optical switching is becoming strategically important as networking, power consumption and accelerator utilization constrain larger AI clusters. Salience Labs is one of a small group trying to commercialize photonics at data-center scale.

## Profile

- **Latest funding:** Reported financing — stage undisclosed — Approximately $125M (October 12, 2026)
- **Latest known valuation:** Not publicly disclosed
- **Total disclosed equity funding:** $42M
- **Stage:** other
- **Status:** private
- **Industries:** ai-ml, infra-cloud, deep-tech, hardware-semiconductors
- **Coverage:** full
- **Last updated:** 2026-10-13
- **Latest funding investors:** AMD, Intel

## Key facts

- Reported $125 million financing in October 2026 from investors including AMD and Intel; company confirmation, stage and valuation remain undisclosed.
- Demonstrated a 64-port optical circuit switch at ECOC 2026.
- Previously raised an $11.5 million seed round and a $30 million Series A.

## Funding history

- Reported financing — stage undisclosed · Approximately $125M · October 12, 2026
  Source: https://www.cityam.com/british-ai-chip-startup-raises-125m-to-tackle-data-centre-power-crunch/
- Series A · $30M · February 1, 2025
  Source: https://www.saliencelabs.ai/news-resources/salience-labs-closed-series-a-round-led-by-applied-ventures-and-icm-hpqc-fund/
- Seed · $11.5M · May 1, 2022
  Source: https://optics.org/news/13/5/27

## Investors in our directory

- https://venturecapitaltracker.com/fund/oxford-science-enterprises

## Related articles

- https://venturecapitaltracker.com/salience-labs-reported-125m-amd-intel

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** October 13, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/salience-labs