Infrastructure and software.
Fully managed.

We build, run, and support the infrastructure and software your business relies on. Operated in France.

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Built around how you work.

Your team should not have to spend its time running infrastructure and applications. We handle the day-to-day operations and keep things moving as your needs evolve.

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Managed infrastructure

Secure servers, networks, backups, monitoring, and operations managed by a team that knows your environment.

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Managed application services

Keep business-critical applications available, updated, and supported without growing an internal operations team.

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Custom software development

Practical, maintainable software designed around your workflows, your data, and your long-term independence.

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Monitoring & reporting

Actionable visibility into availability, performance, backups, and the health of your services.

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European hosting

A privacy-focused European alternative to the major U.S. cloud providers.

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Built to integrate

We fit into your existing stack and make the connections dependable, documented, and maintainable.

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Your infrastructure. Under your control.

Your systems are hosted and operated by Synost, across our own datacenters and, when needed, selected French and European providers. We remain responsible for the architecture, operations and day-to-day management.

Managed hosting

Hosting, backups, monitoring and daily operations handled by our team.

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Flexible infrastructure

Deployed in Synost datacenters or with selected French and European providers, depending on your requirements.

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Data sovereignty

Clear hosting locations, controlled access and one team accountable for your infrastructure.

// TRUST BY DESIGN

Trust starts with how systems are operated.

Sovereignty is more than where your data is hosted. It is knowing how your systems are run, who has access, and who is responsible for them.

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Controlled access

Access is limited to the people and systems that need it, with clear responsibility.

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Data residency

Your systems are hosted in environments that match your operational, contractual and regulatory requirements.

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Operational transparency

Understand how your infrastructure is run, monitored, backed up, and supported.

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Built for resilience

Backups, recovery planning, and proactive maintenance built around business continuity.

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Human support

Talk directly to the people who know and operate your systems.

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Clear accountability

One team responsible for operating, maintaining and supporting your systems.

Let’s build the right setup.

Tell us about your current setup, the challenges you’re facing, and where you want to go. We’ll design the right solution and manage it end to end.

A first conversation, without commitment