European Cloud Backup & Object Storage

A curated collection of the best services to protect business data with automated cloud backups and manage vast amounts of unstructured files using scalable object storage.

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Why Data Residency Alone Isn’t Enough for European SMBs

For many European founders, "storing data in Frankfurt" was once the gold standard for compliance. However, the legal landscape has shifted. Under the US CLOUD Act, any provider subject to US jurisdiction can be legally compelled to hand over data to US authorities, even if that data is physically located on European soil.

This creates a fundamental conflict with GDPR Article 48, which requires an international agreement for foreign authorities to access EU data. Choosing a provider that is not just located in Europe, but exclusively governed by European law, provides the only true path to digital sovereignty. It eliminates the risk of "extraterritorial overreach" and ensures your business remains compliant with the strict privacy expectations of your customers.


Alternatives to AWS S3, Azure, and Google Cloud

While US-based hyperscalers offer immense scale, their business models are often built on complex, tiered pricing and data-access frameworks that may not align with European privacy values.

  • Jurisdictional Protection: European alternatives operate without a US parent company, meaning they are immune to the CLOUD Act. Your data remains under the exclusive protection of EU or Swiss law.
  • Ad-Tracking vs. Privacy: Many global tech giants rely on data ecosystems that prioritize metadata collection. European providers typically focus on "Privacy by Design," treating your storage as a neutral utility rather than a source of business intelligence.
  • Predictable Cost Structures: A common frustration with non-European providers is "Egress Fees"—the cost to download your own data. Many European storage providers have moved toward a flat-rate or "Always-Hot" model, where data retrieval is free or significantly more affordable.

How to Choose a European Storage Provider

Selecting a storage partner in 2026 requires looking beyond gigabyte costs. Focus on these three pillars to ensure long-term operational stability:

1. Jurisdictional Integrity

Verify the provider's legal headquarters. To avoid the reach of non-EU laws, the "Controlling Entity" must be European. Check if they offer geofencing, allowing you to lock data to specific countries like Germany, France, or Sweden to meet local industry regulations.

2. S3 Compatibility & API Freedom

Modern backup workflows rely on the S3 API. Ensure your chosen provider offers full S3 compatibility. This prevents "Vendor Lock-In," allowing you to point your existing backup tools (like Veeam, Synology, or Rclone) to a new destination without rewriting a single line of code.

3. Ransomware Resilience

In the current threat environment, standard backups are not enough. Look for providers offering Object Lock or Immutable Storage. This feature prevents data from being deleted or modified for a set period, providing a "gold copy" that even a compromised administrator account cannot destroy.


Frequently Asked Questions

Is S3-compatible storage the same as "Object Storage"?

Yes. Object storage is the architecture (organizing data into "objects" with metadata), while S3 is the industry-standard API used to communicate with that storage. Most European providers offer an S3-compatible layer to ensure they work with your existing tools.

How does the US CLOUD Act affect my GDPR compliance?

If a US authority requests your data from a US-controlled provider, the provider may be legally forced to comply without notifying you. This would likely constitute a GDPR breach, as there is no legal basis for such a transfer. European-owned providers remove this risk entirely.

Can I migrate from AWS or Google Cloud without downtime?

Most European providers support tools that can sync data directly from your current US-based buckets to their European infrastructure. Because they use the same S3 protocol, the "cutover" usually involves a simple configuration change in your backup software.

What is the difference between "Hot" and "Cold" storage?

"Hot" storage is for data you need to access frequently or instantly. "Cold" or "Archive" storage is cheaper but often involves delays (minutes to hours) and fees to retrieve data. Many European innovators now offer "Hot" performance at "Cold" prices to simplify billing.