Wellesley, MA · Founded 2024 · Privately Held (backing)
Developer of a security fabric platform intended to control the explosion of cybersecurity data inundating security teams. Realm Security is based in Wellesley, MA and was founded in 2024. Its last reported valuation was $86 million in Dec 2025. It has raised $22 million.
Last reported valuation
$86.0M
Oct 2026
Priced at
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Total raised
$22.0M
Last round
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Team — not yet on record
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·Watch Realm Security: the Monday email on marks, rounds and moves
