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Stackfield

End-to-end encrypted communication and collaboration with tasks, documents and projects for business teams.

🇩🇪 Germany

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Alternatives

Other European companies in the same category as Stackfield.

Sovereignty Scorecard

Procurement-grade signals on data sovereignty, ownership, and EU residency.

The SHIELD framework

We score every European vendor against six sovereignty dimensions captured in the SHIELD acronym. Each card below maps to one letter — read them as a checklist when comparing providers.

S
Subprocessors

The third parties that touch customer data — payment processors, KYC vendors, support chatbots, analytics.

H
Headquarters & ownership

Where the legal entity sits, who controls it, and which subsidiaries operate under the same group.

I
Infrastructure & residency

Where customer data is physically stored, who runs the hosting stack, which CDN sits in front.

E
Exposure

Whether the vendor or its subprocessors fall under the US CLOUD Act or other extraterritorial reach.

L
Legal documents

Public terms, privacy policy, DPA, subprocessor list, impressum, and security or trust pages.

D
Diligence

Independent audits and certifications (ISO 27001, BSI C5, TISAX, SOC 2) plus open-source transparency.

Ownership

Headquarters

🇩🇪 Germany

Legal Notice Stackfield GmbH

Certifications
iso-27001
Certified
iso-27017
Certified
iso-27018
Certified
c5
Certified
Legal documents
Terms of ServicePrivacy Policy
Data Processing AgreementNot listed
ImpressumSecurity

Quick facts

Languages supported
Deutsch
English
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