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Dropzone AI, Red Piranha, and Binary Defense are among the closest in Security Operations. The full competitive set, with overlap scoring, is in the platform.

Tesorion

Security OperationsSoest, Netherlandsfounded 2011private

Tesorion is a cybersecurity company specializing in Security Operations, founded in 2011 and headquartered in Soest, Netherlands. It employs about 111 people and is privately held.

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updated Sep 12, 2026

Latest Tesorion news and company activity

What Tesorion did, dated — selected moves from the record, one per kind, newest first.

Jun 2026PartnershipTesorion neemt NodeZero-securityplatform van Horizon3.ai op in portfolio
May 2026PartnershipZ-CERT lanceert nationaal incident response-raamwerk voor zorgsector, met partners KPN, Atos, Fox-IT en Tesorion
Feb 2026PartnershipTesorion Selects Passguard as Partner

3 events tracked since Feb 2026 · selected events shownUnlock the complete Tesorion timeline

Tesorion Momentum score

46/ 100

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Tesorion employees and hiring

Tesorion has about 111 employees, down 1% over the last 30 days, with 5 open roles.

Employees: 111
30-day change: -1%
Open roles: 5

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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobs5 live postings, role mix
Tech stackframeworks, clouds, security

Similar in Security Operations

Common questions about Tesorion.

How many people work at Tesorion?: Tesorion has about 111 employees, down 1% over the last 30 days, with 5 open roles.
Who are Tesorion's competitors?: Dropzone AI, Red Piranha, and Binary Defense are among the closest in Security Operations. The full competitive set, with overlap scoring, is in the platform.
What does Tesorion do?: Tesorion is a cybersecurity company specializing in Security Operations, founded in 2011 and headquartered in Soest, Netherlands.