Since its was founded in 2020 by Uwe Düring, coosec one GmbH has pursued a clear goal: to solve complex IT challenges with the highest level of expertise. We combine in-depth technical expertise with economic understanding. We don’t sell you unnecessary licenses, but rather develop concepts that fit your business model. We are the external partner for your IT department, so that you can free up your mind for your core business
We take care of the design, implementation, and operation of secure IT infrastructures. With clear structures and a long-term focus on efficiency and security
“We reliably guide companies through digital transformation, with a personal approach, expertise, and on an equal footing.”
“Technology is best when it takes the load of us to focus on what matters.”
Maximilian leads the technology department and represents the central interface to sales. He started his career in IT at the age of 16 with an apprenticeship as an IT specialist, followed by a Bachelor’s degree in Business Information Systems. He has been with coosec one since 2019, driving innovative projects forward with his technical expertise and understanding of customer needs.
Every IT landscape is as unique as the company behind it. As an experienced IT system house, we develop tailor-made solutions that systematically combine security, performance, and economic efficiency. Our references demonstrate partnership-based collaboration, long-term strategies, and measurable results – a quality that persuades our customers in the long term
Coosec one GmbH was a partner by our side, which professionally implemented the complex leap from Windows Server 2016 to 2025 on schedule. We were particularly impressed by the seamless transfer of our critical business applications. 
We have had consistently good experiences with the service and background knowledge of coosec one throughout our long-standing collaboration, and can unreservedly recommend the company as a competent service provider and partner for comprehensive IT services in a business environment.
Are you interested in our services or would you like to learn more about us? We offer a free initial consultation where we discuss your individual requirements and highlight the best IT solutions for your company
Answers to the most important questions about IT services and how we can support you
coosec one Managed IT Services offer you numerous benefits: You can fully outsource your IT department at fixed monthly costs, increasing your planning certainty and avoiding unpredictable IT expenditure. Our experienced team will pro-actively monitor and maintain your systems before problems arise. You benefit from fixed contacts who know your IT landscape and respond quickly. Our modern workplace concept enables your employees to work flexibly from anywhere. You also get access to our extensive partner network with leading manufacturers, such as Microsoft, Dell and HPE.
coosec one offers one-stop comprehensive IT security solutions. We start with a detailed IT Security Analysis (ISA) to evaluate your current protection measures. Based on this, we implement tailored security concepts that include firewalls, endpoint protection, email security and multi-factor authentication. Through continuous monitoring, we identify threats early and react immediately. Regular security awareness training for your employees reinforces awareness of security within your company. As a certified partner of SonicWall, Barracuda and Sophos, we offer you state-of-the-art technologies to protect your infrastructure.
Our onboarding process is structured and transparent. After the initial get-to-know-you meeting, within 24 hours you will receive a detailed questionnaire to assess your needs. Our experts will analyze your current IT infrastructure and document all systems, processes and potential need for improvement. In the fast-path phase, we quickly implement effective measures, including monitoring and basic security protection. The complete transfer proceeds gradually, always communicating with you transparently and supporting you as a fixed contact throughout the entire process. This ensures a smooth transition without interruptions to operations.
coosec one offers a wide range of cloud solutions for companies of all sizes. We specialize in Microsoft 365 implementation and migration, including Exchange Online, SharePoint and Teams. Our cloud services include Azure deployments and management, hybrid cloud architectures and Infrastructure-as-a-Service (IaaS). As an AvePoint partner, we also offer advanced migration and governance solutions for Microsoft environments. We provide multi-vendor advice on choosing the optimum cloud strategy, whether public cloud, private cloud or hybrid solutions that perfectly meet your requirements.
At coosec one, we offer you the best of both worlds. Our primary support is remote via our professional help desk, which ensures fast response times and efficient problem resolution. Our technicians can also visit you in person on site in and around Munich with more complex problems or preventive measures. We rely on a mix of a remote ticket system, remote maintenance tools and personal support to ensure maximum flexibility. With our local team in Munich, we can be on site at short notice when required, a crucial factor for companies with sensitive infrastructures.
Data security is an absolute priority at coosec one. We implement multi-level security concepts that include prevention, detection and response. Your data is continuously backed up through modern backup solutions (Veeam) and can be quickly restored through disaster recovery concepts. We implement Zero Trust Architectures and encrypt data both in transit and at rest. Regular security audits and penetration tests pro-actively identify potential vulnerabilities. Our ISO-certified processes and GDPR compliance ensure that your data is processed and protected to the highest standards.
Yes, coosec one can take over the complete maintenance of your existing IT infrastructure. Our maintenance service includes the regular support of servers, networks, workstations and peripheral equipment. We carry out proactive updates and patches to close security gaps and optimize system performance. As part of our Managed IT Services, we continuously monitor your infrastructure and rectify problems before they cause outages. We have the expertise to professionally maintain and future-proof your systems even in diversified environments with different manufacturers and technologies.
Looking for an IT partner who can be reached in person, understands your systems, and has your back? Coosec one offers dedicated contacts, clear processes, and solutions that meet your requirements.
Our experts will contact you in person.
Clarification of your requirements and initial discussion.
You'll receive a brief questionnaire to assess your needs.
We'll create a tailor-made offer for your ISA.
Implementation of the agreed solutions.
