DOSSIER · UPDATED 18 NOV 2025

SirenOpt

SirenOpt specializes in the development of sensors and software aimed at enhancing the research and development process, as well as facilitating the cost-effective manufacturing of thin films and high-performance micro- and nano-materials.…

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Founded
2022
Headcount
16
Open roles
5
Last raised
Grant · $2M
SECTION I · THE BRIEF

Inside SirenOpt

Brief #65822Updated 18 NOV 2025OAKLANDSOFTWARE COMPANIESGRANT
Employbl Dossier

SirenOpt

SirenOpt specializes in the development of sensors and software aimed at enhancing the research and development process, as well as facilitating the cost-effective manufacturing of thin films and high-performance micro-…

Founded
2022
Headcount
16
Open roles
5
Last raised
Grant · $2M
Section II — RestrictedMembers only
  • Tech stack (SirenOpt engineering primaries)
  • Hiring focus this quarter
  • Interview format & rubric
  • Comp bands by level
  • Decision-makers in talent
  • Recent news & moves
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SirenOpt's Industries

SirenOpt's Tech Stack

OPEN ROLES

Hiring at SirenOpt

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    LOCATIONS

    Where they work

    SirenOpt Headquarters Location

    8000 Edgewater Drive Suite 200, Oakland, CA, 94621

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    FUNDING

    Capital raised

    Total Amount Raised: $18,500,000

    SirenOpt Funding Rounds

    • Series Unknown

      $6,500,000

    • Series Unknown

      $6,500,000

      Series Unknown Investors

      Hitachi Ventures
      InMotion Ventures
      Voyager Ventures
      Visionaries Tomorrow

    • Grant

      $2,400,000

    • Grant

      $2,400,000

      Grant Investors

      California Energy Commission

    • Seed

      $6,600,000

    • Seed

      $6,600,000

      Seed Investors

      Visionaries Tomorrow
      Voyager Ventures
      Courtyard Ventures
      Wireframe Ventures
      Climate Capital
      Impact Science Ventures
      Union Labs
      Berkeley SkyDeck
      Access Industries
      Climate Club

    • Pre Seed

      $200,000

    • Pre Seed

      $3,000,000

    • Pre Seed

      $3,000,000

    Funding info provided by Diffbot.
    EMPLOYEE REVIEWS

    On the ground at SirenOpt

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