Niobium Microsystems, Inc.

Other TechnologySemiconductorsCryptographyFHE

📍 Dayton, OH, United States• Founded 2021

StreetZero Signal 72

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About Niobium Microsystems, Inc.

Niobium Microsystems, Inc. is a Dayton-based spinoff of Galois founded in 2021. It develops advanced semiconductor technology and cryptography solutions focused on fully homomorphic encryption (FHE) and System-on-Chip (SoC) accelerators. The company targets defense, healthcare, financial fraud detection, blockchain, and other sectors needing privacy-preserving data analysis and computation.

LATEST FUNDINGPrivate Placement

$50.0M

Announced 2026-10-02

TOTAL RAISED$42.1M

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IN THE NEWS

EMPLOYEES—

FOUNDED2021

HQDayton, OH, United States

Industry

Other Technology

Investors

Fusion Fund Morgan Creek Capital Management Rev1 Ventures

Key highlights

Raised $4.5M in first external round per SEC filing with Fusion Fund participation.
Closed oversubscribed $23M+ follow-on round in 2025 with returning investors.
Advancing second-generation FHE platform and production silicon architecture.
Early Access Program underway for pilots in privacy-sensitive verticals.

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Source document & SEC filing

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