Nucleus Security

Sarasota, FL · Founded 2018 · Privately Held (backing)

Developer of vulnerability management software designed to be the single source of truth for all vulnerability and security-finding information in an enterprise. Nucleus Security is based in Sarasota, FL and was founded in 2018. It was valued at $175 million at its later-stage round in Jan 2026, the last priced event on record. It has raised $66.5 million across 2 recorded rounds; the latest was a $20.3 million early-stage round in Mar 2022.

PMV mark · valuation
$175.0M
Oct 2026
Priced at
its later-stage round
Jan 2026
Total raised
$66.5M
Last round
Early Stage VC
Mar 2022

Who backs Nucleus Security?

8 investors
InvestorType
Lead Edge CapitalGrowth equity
In-Q-TelVenture capital
Arthur VenturesVenture capital
Other People's CapitalVenture capital
Delta-v CapitalGrowth equity
Andrew Peterson—
Aviso Ventures—
Dcode Capital—
The directory is free. Investor activity — the working column — is Pro.Unlock prospecting columns

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Nucleus Security investors

8 investors are on record for Nucleus Security, including Lead Edge Capital, In-Q-Tel, Arthur Ventures and Other People's Capital. By type, the record holds 3 venture capital firms and 2 growth equity firms. The early-stage round in Mar 2022 drew 3 investors.

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