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Founded Year



Series C - II | Alive

Total Raised




Last Raised

$155M | 2 mos ago

About Lightmatter

Lightmatter focuses on photonic computing within the technology industry. The company offers products that reinvent how chips communicate and calculate, primarily to power artificial intelligence applications in a more energy-efficient manner. It primarily serves the artificial intelligence industry. It was founded in 2017 and is based in Mountain View, California.

Headquarters Location

800 W El Camino Real Suite 350

Mountain View, California, 94040,

United States



Lightmatter's Products & Differentiators


    General-purpose AI inference acceleration. Combines photonics and electronics in a single, compact package.


Research containing Lightmatter

Get data-driven expert analysis from the CB Insights Intelligence Unit.

CB Insights Intelligence Analysts have mentioned Lightmatter in 2 CB Insights research briefs, most recently on Jun 20, 2023.

Expert Collections containing Lightmatter

Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.

Lightmatter is included in 5 Expert Collections, including Unicorns- Billion Dollar Startups.


Unicorns- Billion Dollar Startups

1,229 items


Artificial Intelligence

11,383 items

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Game Changers 2018

36 items

Our selected startups are high-momentum companies pioneering technology with the potential to transform society and economies for the better.


AI 100

300 items

The winners of the 4th annual CB Insights AI 100.


Semiconductors, Chips, and Advanced Electronics

6,635 items

Companies in the semiconductors & HPC space, including integrated device manufacturers (IDMs), fabless firms, semiconductor production equipment manufacturers, electronic design automation (EDA), advanced semiconductor material companies, and more

Lightmatter Patents

Lightmatter has filed 69 patents.

The 3 most popular patent topics include:

  • artificial neural networks
  • machine learning
  • parallel computing
patents chart

Application Date

Grant Date


Related Topics




Matrices, Parallel computing, Vector supercomputers, Artificial neural networks, Computer memory


Application Date


Grant Date



Related Topics

Matrices, Parallel computing, Vector supercomputers, Artificial neural networks, Computer memory



Latest Lightmatter News

Lightmatter Receives Follow On Investment from SIP Global Partners

Jan 11, 2024

January 11, 2024 Lightmatter , a Boston, MA-based company which specializes in photonics compute, received a follow-on investment from SIP Global Partners. Lightmatter has raised more than $420M to date and is valued at over $1.2B. The company intends to use the investment to accelerate time to market, scale ts team and open the Toronto office. Led by CEO Nick Harris, Lightmatter develops and deploys photonic processors, interconnects and software. The company’s foundational technology and hardware and software solutions (Envise, Passage, and Idiom) increase performance and reduces power consumption, advancing the next generation of compute, providing the silicon photonics innovation needed for generative AI, advanced robotics and telecommunications.

Lightmatter Frequently Asked Questions (FAQ)

  • When was Lightmatter founded?

    Lightmatter was founded in 2017.

  • Where is Lightmatter's headquarters?

    Lightmatter's headquarters is located at 800 W El Camino Real, Mountain View.

  • What is Lightmatter's latest funding round?

    Lightmatter's latest funding round is Series C - II.

  • How much did Lightmatter raise?

    Lightmatter raised a total of $422.18M.

  • Who are the investors of Lightmatter?

    Investors of Lightmatter include Google Ventures, Viking Global Investors, SIP Global Partners, Hewlett Packard Pathfinder, Fidelity Investments and 9 more.

  • Who are Lightmatter's competitors?

    Competitors of Lightmatter include Rain Neuromorphics, Celestial AI, Xanadu, Femtosense, NEUCHIPS and 7 more.

  • What products does Lightmatter offer?

    Lightmatter's products include Envise and 2 more.


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