Tesorion
Leusden, Netherlands
SOC & MDR monito…Incident responsePenetration test…+1 more
- records
- 1
- team
- 50-200
- founded
- 2018
Applied security research with M365 hardening
L2Cross-referenced, highest level reached
1 cross-referenced
Verified against independent sources
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Zolder is a L2-verified AI-implementation provider based in Zevenbergen, Netherlands, delivering red-team, pentest, incident-response. Ranked on proof, 1 verified records on the Trustgent index.
What they build
Six-person applied security research team in Zevenbergen combining offensive and defensive work. Blue-team services center on Thinkst Canary honeypots and Attic Security, their own hardening-and-monitoring product for Microsoft 365. Also runs Azure/Entra ID and Active Directory pentests, incident response and public research.
Quick facts
- HQ
- Zevenbergen, Netherlands
- Founded
- 0
- Team
- 2-10
- Languages
- en, nl
- Stack
- Thinkst CanaryMicrosoft 365Entra IDAttic Security
Capabilities
- Red teaming
- Penetration testing
- Incident response
- Blue team & detection engineering
Industries served
Regulatory readiness
Cross-referenced against public registries where a public source exists (L2+). The check mark marks an attribute we have a source for, see the proof page.
About Zolder
What does Zolder build?
Zolder is a L2-verified AI-implementation provider on Trustgent, delivering Red teaming, Penetration testing, Incident response.
Where is Zolder based?
Zolder is headquartered in Zevenbergen, Netherlands.
How is Zolder verified on Trustgent?
Zolder has an EARNED verification level of L2 on Trustgent, with 1 contributing verified records (most recent verification: 2026-07-07). Verification is independent of any subscription, plan tier is never a ranking input.
How is Zolder ranked?
Rank is a pure function of three EARNED signals: verification level (dominant), record count, and recency. No plan, fee, spend, or paid placement is ever an input. See https://trustgent.com/how-we-rank.
Similar verified providers
Same capability, ranked plan-blind on earned verification.
