How much did Niobium raise in its Series A?

Niobium raised $23M in a Series A announced on 3 December 2025.

Who invested in Niobium's Series A?

10 investors took part; Niobium has not named the lead.

What does Niobium do?

Niobium is a cybersecurity company specializing in Data Protection, founded in 2021 and headquartered in Dayton, United States.

Funding record · 2025 / 12

Niobium raises $23M Series A for data protection

Announced 3 December 2025 · Recorded 8 September 2026 · Last verified 8 September 2026

Niobium, a data protection company based in Dayton, United States, raised $23M in a Series A announced on 3 December 2025. Its disclosed equity funding is now $28.5M across 2 rounds.

Amount: $23M
Round: Series A
Announced: 3 December 2025
Investors: 10 named
Sources on record: 1securityweek.com

From the source

Niobium Raises $23 Million for FHE Hardware Acceleration

Niobium has raised $23 million in funding for its second-generation fully homomorphic encryption (FHE) hardware acceleration solution, positioning the company in the quantum-resistant security space.

securityweek.com · 3 December 2025 ↗

The Mandos read

What the record says about Niobium

Exit Readiness: Lowlocked →
Tested against 751 past exits in the Mandos record: 43% sat in Watch or Elevated 2 years before. Companies in Elevated exited at 3.1× the record's rate.

Funding history

Niobium funding on record

Niobium has raised $28.5M in priced equity. Its most recent round was a Series A in December 2025.

Latest round on record: Series A, Dec 2025.

Niobium funding on the profile →

In the platform

The round is the fact. The read is the product.

Every round, investor and correction for Niobium, the competitors buyers weigh it against, hiring by department, and an alert when the next thing happens.

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FAQ

Questions people ask

How much did Niobium raise in its Series A?: Niobium raised $23M in a Series A announced on 3 December 2025.
Who invested in Niobium's Series A?: 10 investors took part; Niobium has not named the lead.
What does Niobium do?: Niobium is a cybersecurity company specializing in Data Protection, founded in 2021 and headquartered in Dayton, United States.