Fundz

F Jscaler reported raising $7.5 Million in an initial SEC Form D filing

PRIVATEMar 20, 2026Late filing, first sale Dec 9, 2025

Amount Raised

$7.5 Million

$7.5 Million sold, per SEC Form D (first sale Dec 9, 2025)

Round Type

Venture

San FranciscoManufacturingHardwareArtificial Intelligence

Quick answer

fJscaler raised $7.5 Million in a funding round, dated December 9, 2025. fJscaler is based in San Francisco, California, United States.

How much did fJscaler raise?
fJscaler raised $7.5 Million in a funding round on December 9, 2025.
What does fJscaler do?
fJscaler Inc. is a leading mixed signal analog semiconductor and solutions company that specializes in optical communications technology.
Where is fJscaler based and how big is it?
fJscaler is based in San Francisco, California, United States.
Who are the decision-makers at fJscaler?
Fundz holds 2 contacts at fJscaler, including the Sr. VP Corporate Development. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Hardware and Manufacturing around the same time

Companies in the same sectors as fJscaler that raised within 45 days of this round, from Fundz verified event records.

  • Accelsius raised $65M (Series B) on January 12, 2026.
  • Maris-Tech raised $2M (Convertible Note) on November 28, 2025.
  • Lumafield raised $50M (Debt Financing) on November 20, 2025.
  • Altavo raised $3.5M (Series A) on January 23, 2026.
  • Pull Logic raised $3.3M (Seed) on January 22, 2026.
  • Neurophos raised $110M (Series A) on January 22, 2026.

Who to call at fJscaler, and when

A new round usually means fJscaler is about to hire and buy. The teams that reach out first get the meeting.

  • An alert the day fJscaler raises, hires an executive or expands, scored against what you sell
  • The decision-makers there, with verified emails
  • Who you already know at fJscaler, from your own LinkedIn network

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Company Information

Company

fJscaler

Location

San Francisco, California, United States

About

fJscaler Inc. is a leading mixed signal analog semiconductor and solutions company that specializes in optical communications technology. The company has a long legacy of innovation and is focused on developing high-quality products for the optical communications market. Their latest achievement includes a 260 GBd linear driver aimed at enhancing interconnect scalability for next-generation AI infrastructure.

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Fundz sees it the moment fJscaler raises, hires an exec or expands, usually minutes after it happens, and tells you who to reach.

Related People

2 contacts
Verified contactsSamir D., Sr. VP Corporate Development hidden hiddenSee plans and pricing
Predictive Intelligence
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ML-powered predictions for fJscaler's next move

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fJscaler raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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