How much funding has RedSeal raised?

RedSeal has raised $90.7M in total. Its most recent round was a Private Equity in December 2017.

How many people work at RedSeal?

About 160, down 1% over the last 30 days, with 8 open roles.

Who are RedSeal's competitors?

Hadrian, ZeroFox, and Praetorian are among the closest in Attack Surface. The full competitive set, with overlap scoring, is in the platform.

RedSeal

Attack SurfaceMenlo Park, United Statesfounded 2004acquired by Symphony Technology Group

RedSeal is a cybersecurity company specializing in Attack Surface, founded in 2004 and headquartered in Menlo Park, United States. It has raised $90.7M in total funding, employs about 160 people, and was acquired by Symphony Technology Group in 2019.

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updated Aug 22, 2026

The record

What RedSeal did, dated.

Jan 2026RecognitionRedSeal Featured in Gartner Magic Quadrant for Exposure Assessment Platforms
Aug 2025Product launchRedSeal launches AI-enabled RedSeal One platform

selected events only — the full dated record (8 events since Feb 2018) lives in the platform

Momentum

29 out of 100.

Momentum blends hiring, funding, traffic and sentiment into one score, recomputed daily. The score is free; the pillars behind it unlock in the platform.

Growthlocked

Marketlocked

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Products

What RedSeal sells.

RedSeal Continuous Threat Exposure Management (CTEM)Platform for continuous threat exposure mgmt across hybrid IT/OT/IoT envsDetails ↗

In the platform

The other 440 data points.

Funding historyevery round, every lead investor
Headcount growthvelocity, departments, seniority
Open jobs8 live postings, role mix
Tech stackframeworks, clouds, security

Similar in Attack Surface

FAQ

Common questions about RedSeal.

How much funding has RedSeal raised?: RedSeal has raised $90.7M in total. Its most recent round was a Private Equity in December 2017.
How many people work at RedSeal?: About 160, down 1% over the last 30 days, with 8 open roles.
Who are RedSeal's competitors?: Hadrian, ZeroFox, and Praetorian are among the closest in Attack Surface. The full competitive set, with overlap scoring, is in the platform.