Proxmox – Solutions from credativ

Your authorised partner for enterprise virtualisation

As an official partner of Proxmox Server Solutions GmbH, we offer you first-class virtualisation solutions with tailor-made support and service models. Put your trust in our many years of expertise and secure your IT infrastructure with a future-proof open source platform.

Proxmox authorized reseller

credativ positions itself as one of the leading specialists for open source software with many years of proven experience in the administration of the Proxmox Virtualisation Engine (VE).

We offer the comprehensive Proxmox product portfolio

In addition to our general service and support agreements, we offer you and our customers the option of purchasing enterprise licenses for Proxmox products directly from us. This means you receive service, support and license management for enterprise solutions from a single source. Of course, we also support the free versions that are based on the non-enterprise repositories.

Proxmox VE

A complete, open-source server management platform for enterprise virtualisation that seamlessly integrates the KVM hypervisor and Linux Containers (LXC). The platform supports various storage concepts and software-defined networking (SDN) with a user-friendly web interface.

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Proxmox Backup Server (PBS)

A specialised backup solution for businesses that reduces network load and saves storage space through incremental, deduplicated backups. PBS offers strong encryption, data integrity assurance, and seamless integration with Proxmox VE for optimal data security.

Proxmox Mail Gateway (PMG)

A leading open-source email security solution with ClamAV antivirus engine and various filtering methods. The Message Tracking Centre facilitates the monitoring of email traffic, while its flexible architecture enables easy integration into existing email infrastructures.

Proxmox VE – The powerful virtualisation platform

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Full hypervisor integration

Combines KVM hypervisor and Linux Containers (LXC) for maximum flexibility in virtualisation – from full-fledged operating system VMs to lightweight application containers.

Flexible storage solutions

Supports a wide range of storage concepts such as local storage, NFS, iSCSI, NVMe-oF or Ceph for tailor-made infrastructure solutions.

Intuitive management

Central web-based user interface for easy management of VMs, containers, high-availability clusters, and disaster recovery tools.

Proxmox VE enables dynamic scaling of computing and storage resources to keep pace with your growing business needs. In addition, credativ also offers extended, dynamic load balancing in the cluster with the open source add-on ProxLB. We are also happy to assist you with automation and customisation for your virtualisation cluster.

In addition to various storage concepts, the Proxmox VE virtualisation platform also supports advanced network technologies such as software-defined networking (SDN) and high availability for virtual machines.

Proxmox Backup Server – Comprehensive data backup

The Proxmox Backup Server (PBS) was developed specifically for backing up and restoring VMs, containers and physical hosts. The solution features modern technologies that provide optimal protection for your data.

Efficient storage usage

Incremental, fully deduplicated backups reduce network load and save valuable storage space.

Maximum safety

Strong encryption and innovative methods for ensuring data integrity guarantee the security of your backups.

Seamless integration

The close integration with Proxmox VE enables smooth backup and recovery processes, even between remote locations.

Data Fortress

Proxmox Mail Gateway – Next-generation email security

The Proxmox Mail Gateway (PMG) is a leading open-source email security solution that protects your mail servers from all email threats. With an integrated ClamAV antivirus engine and a wide range of filtering methods, your communications remain secure.

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Comprehensive protection

Integrated antivirus engine and advanced filtering methods such as recipient verification, SPF, DNSBL and SMTP whitelisting provide multi-layered security.

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Transparent monitoring

The innovative Message Tracking Centre enables easy tracking and analysis of all email traffic in real time.

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High availability clustering

A Proxmox Mail Gateway supports advanced clustering for a 100% secure and highly available email system without a single point of failure.

Four reasons for service and support from credativ

24/7 incident support for business-critical systems

Unser einzigartiges Supportmodell bietet eine monatliche Gebühr pro Host mit unbegrenzten Anrufen für Priorität 1 und 2 Störungen auf produktiven Systemen. Guaranteed response time of one hour for critical issues.

Flexible hourly packages for comprehensive requirements

We offer flexible hourly packages for priority 3-5 incidents and proactive services. Billing is based on 15-minute units, which can be booked in advance as person days.

Proactive administration and optimisation

Beyond reactive troubleshooting, we offer services to optimise your Proxmox environments in terms of performance, security, and long-term stability.

Long-term partnership & expertise

We value a deep understanding of the Proxmox ecosystem and are committed to your long-term success, ensuring that your systems not only run, but function optimally.

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    Migration & Modernization of Your IT Infrastructure

    As an experienced Proxmox partner, we support you in the seamless migration of existing IT systems to modern virtualization solutions. Our expertise includes the complete transformation of your infrastructure – from legacy systems to the migration of application containers.

    Legacy System Migration to Proxmox VE

    Professional transfer of your existing physical servers and outdated virtualization solutions to a modern Proxmox environment. Minimal downtime through proven P2V and V2V migration techniques.

    Container Migration: From Docker/Kubernetes to LXC

    Specialized migration of application containers from Docker and Kubernetes environments to Proxmox LXC containers. Optimization of resource utilization and integration into existing Proxmox clusters for improved performance and manageability. This step can be useful for anyone who cannot fully utilize a Kubernetes environment.

    Hybrid Cloud Strategies

    Development of customized hybrid solutions that connect on-premise Proxmox infrastructures with cloud services. Seamless workload distribution and disaster recovery scenarios between local and cloud resources.

    Our Proven Migration Process

    1. Analysis & Planning: Comprehensive assessment of your current infrastructure and development of a detailed migration strategy.
    2. Test Migration: Pilot migration of critical applications in an isolated test environment to minimize risk.
    3. Step-by-Step Implementation: Controlled migration in phases with continuous monitoring and validation.
    4. Optimization & Support: Post-migration optimization and long-term support for maximum system performance.

    We have already carried out many successful migration projects, from medium-sized companies to enterprise customers. Container migration solutions can reduce operating costs by an average of 30% and improve system performance by up to 40%.

    Innovation & Future Security with Proxmox 2026 and beyond

    As an authorized Proxmox partner and active contributor to the open-source community, we position ourselves at the forefront of technological innovations. Our close collaboration with Proxmox Server Solutions and deep connection with open-source communities enable us to provide our customers with early access to forward-looking technologies.

    credativ's Contribution to the Proxmox Community

    As an active open-source contributor, we not only develop and support solutions such as ProxLB, but we also evaluate new Proxmox features as early as possible.

    Four reasons for service and support from credativ

    24×7 Incident Support for Business-Critical Systems

    Our unique support model offers a monthly fee per host with unlimited calls for priority 1 and 2 incidents on productive systems. Guaranteed response time of one hour for critical problems (P1) as well as for P2 disruptions.

    Flexible Hourly Packages

    We offer flexible hourly packages for priority 3-5 incidents and proactive services. Billing is based on 15-minute units, which can be booked in advance as person days.

    Proactive Administration & Optimization with Availability Guarantee

    Beyond reactive troubleshooting, we offer services to optimise your Proxmox environments in terms of performance, security, and long-term stability. High availability for supported systems with continuous monitoring and preventive maintenance measures is thus made affordable.

    Long-Term Partnership & Certified Expertise

    We value a deep understanding of the Proxmox ecosystem and are committed to your long-term success, ensuring that your systems not only run, but function optimally. ISO 27001-certified, ISO 9001-compliant, certified processes and regular training of our expert team ensure the highest quality standards.

    Quality Assurance and Compliance

    • ISO 27001 Certification: Information Security Management System according to international standard
    • ISO 9001: Structured Management Procedures
    • GDPR Compliance: Full compliance with the General Data Protection Regulation
    • Regular Audits: External review of our quality standards every 12 months

    More about Proxmox from credativ

    Determining the Maximum CPU Model for Live Migrations in Proxmox Clusters with ProxCLMC

    By gyptazy | 8. January 2026 | 0 Comments

    ProxCLMC – What is it? Live migration is one of the most powerful and frequently used functions in a Proxmox VE Cluster. However, it presupposes a requirement that is often underestimated: consistent CPU compatibility across all nodes. In real-world environments, clusters rarely consist of identical hardware where you could simply use the CPU type host. […]

    Open Source Virtualization Gathering December 2025

    By Peter Dreuw | 31. October 2025 | 0 Comments

    This December, we are launching the very first Open Source Virtualization Meeting, also known as the Open Source Virtualization Gathering!Join us for an evening of open exchange on virtualization with technologies such as KVM, Proxmox, and XCP-ng.

    Proxmox Day 2025

    By Alexander Wirt | 23. October 2025 | 0 Comments

    Review of the Dutch Proxmox Day 2025 On September 25, 2025, we attended the Dutch Proxmox Day 2025 in Ede (Netherlands) – and I must say: the event was a complete success. Organized by Tuxis B.V. at the Hotel Belmont in the Veluwe region, the day offered an excellent mix of expert presentations and valuable […]

    Efficient Storage Automation in Proxmox with the proxmox_storage Module

    By gyptazy | 27. August 2025 | 0 Comments

    Efficient Storage Automation in Proxmox with the proxmox_storage Module Managing various storage systems in Proxmox environments often involves recurring tasks. Whether it’s creating new storage, connecting NFS, CIFS shares, iSCSI, or integrating more complex backends like CephFS or Proxmox Backup Server, in larger environments with multiple nodes or entire clusters, this can quickly become time-consuming, […]

    FrOScon the twentieth – a personal report

    By Alexander Wirt | 19. August 2025 | 0 Comments

    Proxmox VE 9.0: a Milestone for Open-Source Virtualization

    By Peter Dreuw | 13. August 2025 | 0 Comments

    Die Veröffentlichung von Proxmox Virtual Environment 9.0 markiert einen bedeutenden Schritt nach vorne für die beliebte Open-Source-Virtualisierungsplattform. Mit einer Reihe von Verbesserungen in den Bereichen Leistung, Flexibilität und Benutzerfreundlichkeit hebt sich diese Version von ihren Vorgängern ab und richtet sich verstärkt an die Anforderungen von Unternehmen. Proxmox 9 Paketquellen (Quelle: proxmox.com) Die wichtigsten Neuerungen im […]

    Automated Proxmox Subscription Handling with Ansible

    By gyptazy | 21. July 2025 | 0 Comments

    Automated Proxmox Subscription Handling with Ansible When deploying Proxmox VE in enterprise environments, whether for new locations, expanding existing clusters, or migrating from platforms like VMware, automation becomes essential. These scenarios typically involve rolling out dozens or even hundreds of nodes across multiple sites. Manually activating subscriptions through the Proxmox web interface is not practical […]

    Efficient Proxmox Cluster Deployment through Automation with Ansible and the proxmox_cluster Module

    By gyptazy | 23. June 2025 | 0 Comments

    Efficient Proxmox Cluster Deployment through Automation with Ansible Manually setting up and managing servers is usually time-consuming, error-prone, and difficult to scale. This becomes especially evident during large-scale rollouts, when building complex infrastructures, or during the migration from other virtualization environments. In such cases, traditional manual processes quickly reach their limits. Consistent automation offers an […]

    ProxLB – Version 1.1.0 of the Advanced Loadbalancer for Proxmox Clusters is Ready!

    By gyptazy | 1. April 2025 | 0 Comments

    ProxLB – Version 1.1.0 of the Advanced Loadbalancer for Proxmox Clusters is Ready! Finally, it’s here – and it’s no April Fool’s joke! The long-awaited version 1.1.0 of ProxLB has been officially released! This new version features a complete code refactoring, making maintenance easier and laying the groundwork for future expansions. Additionally, numerous bugs have […]

    Evaluate KSM and Ballooning features in Proxmox VE

    By credativ Editorial Team | 18. February 2025 | 0 Comments

    Introduction Proxmox Virtual Environment (VE) is a powerful open-source platform for enterprise virtualization. It supports advanced Dynamic Memory Management features, including Kernel Samepage Merging (KSM) and Memory Ballooning, which can optimize memory usage and improve performance. This blog post evaluates the effectiveness of KSM and Memory Ballooning features in Proxmox VE using Linux virtual machines […]