Two decades of technology. Built for what’s next.
Signet CS was founded in 2005 with a clear mission — to be the technology partner that businesses in Serbia can rely on. Over 20 years, we have grown from a small IT company into a full-service technology provider, covering everything from cloud and cybersecurity to infrastructure, hosting, networks, and consulting.
For 20 years, our goal has never changed — to be the IT partner that our clients trust. Not just to fix problems, but to help them grow. Technology should enable business, not complicate it. That is what we have always stood for.
Mihailo Stefanović
Founder & Owner
Who we are
Signet CS is a Serbian IT company founded in 2005 and headquartered in Belgrade. We provide end-to-end IT services to small and medium businesses across Serbia, including cloud solutions, IT infrastructure, cybersecurity, hosting, network design, and strategic consulting.
We work with major global IT vendors and all leading local distributors to deliver solutions that are reliable, secure, and built to last. When a project requires additional expertise, we engage trusted external specialists — ensuring the right skills are always available for every challenge.
Our mission
Our mission is to make enterprise-level technology accessible to businesses of every size. We believe that great IT should not be a privilege of large corporations — every business deserves a reliable technology foundation and a partner who understands their needs.
We achieve this by combining technical expertise with a genuine commitment to our clients’ success. When your business grows, we grow with you. When something goes wrong, we are there to fix it — quickly and professionally.
Signet CS by the numbers
20+
Years of IT
expertise
1000+
Satisfied clients
served
6
Core IT service
areas
10+
Certified vendor
partnerships
Reliability you
can count on
We have been delivering IT services since 2005. Our clients trust us because we consistently deliver what we promise — on time and within budget.
Your long-term
IT partner
We do not just fix problems and disappear. We build long-term relationships with our clients and grow alongside their businesses.
Responsive local
support
We are based in Serbia. We speak your language, understand your market, and are available when you need us.
Leadership
Mihailo Stefanović
Founder & CEO
With over three decades of professional experience in IT, Mihailo Stefanović founded Signet CS in 2005 after years of working as a contractor for local and international companies. His expertise spans web development, network and system administration, computer hardware and software, cloud infrastructure, and electronic publishing.
Mihailo holds professional certifications from SonicWall, Fortinet, VMware, Sophos, and a number of other vendors, and has led Signet CS to become a certified partner of Microsoft, Google, HP, HPE, and many others across the industry. Since 2007, he has also served as IT Director of Projekat Rastko, an international cultural network.
His philosophy is straightforward: technology should serve people, not the other way around. That belief has shaped Signet CS from day one.