Our journey of continuous innovation over the past 30 years has led us to our current position as pioneers in integrated voice and data solutions, with a particular emphasis on cloud-based technologies.

MCK became a distinguished member of the Citel Group in 2005. Together our legacy spans more than three decades and has been built on cultivating unparalleled expertise across the entire spectrum of communications and networking technologies.
As a company, we take pride in our ability to blend cutting-edge voice and data networking technologies with practical applications. Our comprehensive portfolio of network-edge products is designed to seamlessly integrate voice and data systems, providing forward-thinking solutions that address the complex communication and networking challenges of today’s rapidly evolving business environment.
Operating across North America and Europe, MCK brings a global perspective and local expertise to every project we undertake. Our international presence allows us to stay ahead of worldwide trends and technological advancements in both voice and data networking, ensuring that our clients always have access to the most advanced and efficient integrated communication solutions available.
The story of MCK is deeply intertwined with that of Citel Group, a narrative of innovation, perseverance, and technological breakthroughs in both voice and data networking. 30 years ago when Citel’s visionary engineers embarked on a mission to revolutionize the communications industry, these pioneers stood out from their peers by developing unique technologies that would set new standards in both cloud voice communications and cloud data networking.
Our legacy of innovation continued to grow, and in 2005, we reached a pivotal moment with the acquisition of MCK Communications. This strategic move allowed us to significantly expand our product offerings and technological capabilities in both voice and data networking. By combining MCK’s expertise with Citel’s innovative spirit, we were able to extend the features and functionality of central PBX systems to a wider range of applications, including branch offices, call centers, and retail locations, while simultaneously enhancing data networking capabilities for these diverse environments.
Throughout our history, we have remained committed to pushing the boundaries of what’s possible in integrated voice and data technologies. Our team of engineers and innovators continues to build upon the strong foundation laid by our predecessors, constantly exploring new ways to enhance connectivity, improve efficiency, and drive business success through advanced, unified communication and networking solutions.
As we look to the future, our legacy of innovation in both voice and data networking serves as both an inspiration and a roadmap. We remain dedicated to developing cutting-edge products and services that not only meet the current needs of our clients but anticipate the challenges and opportunities of tomorrow’s communication landscape.
In recent years, we have placed a strong emphasis on integrating robust cybersecurity measures into our voice and data solutions, recognizing the critical importance of protecting both communication streams and data assets in today’s digital world. Additionally, we are at the forefront of leveraging artificial intelligence to enhance our integrated systems, developing smart, adaptive solutions that can learn and evolve to meet the unique voice and data networking needs of each client.
These advancements in AI and cybersecurity represent the next chapter in our ongoing commitment to innovation, ensuring that MCK continues to lead the way in secure, intelligent, and efficient integrated voice and data technologies.
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