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OpenLight

Santa Clara, United States

series-a$50M raisedSemiconductorsPhotonics & Optics

Total Raised

$50M

Stage

series-a

Location

Santa Clara, United States

Founded

2022

Team size

51-200

Links

About OpenLight

Silicon photonics startup that designs custom application-specific photonic chips for data center interconnect and other applications.

What sets it apart

OpenLight's PASIC technology uniquely integrates III-V lasers and other active components directly on silicon photonics chips via heterogeneous bonding, enabling an open PDK for custom designs with guaranteed production, unlike pluggable-focused competitors.

Sectors

SemiconductorsPhotonics & Optics

Business

Modelhardware

CustomerAI data center operators, semiconductor foundries, automotive, industrial sensing, medical, and quantum computing companies

Notable

  • Raised $50M Series A-1 in April 2026, bringing total funding to $84M
  • Over 25 companies using their PDK for production PASICs
  • Introduced 3.2T DR8 Silicon Photonics PICs and 1.6T variants
  • Holds over 410 patents on heterogeneously integrated III-V photonics

Funding rounds

28 Apr 2026

Led by Matter Venture Partners

With Acclimate Ventures, Catapult Ventures, Xora Innovation, Capricorn Investment Group, Mayfield, New Legacy

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FAQ

What does OpenLight do?

Silicon photonics startup that designs custom application-specific photonic chips for data center interconnect and other applications.

Where is OpenLight based?

OpenLight is based in Santa Clara, United States, founded in 2022.

How much has OpenLight raised?

OpenLight has raised $50M in tracked funding and is currently at the series-a stage.

Who has invested in OpenLight?

Investors in OpenLight include Matter Venture Partners, Wen H. Hsieh, Xora Innovation, Capricorn Investment Group, Synopsys and Juniper Networks.