Seeton, a leading systems integrator with more than 20 years of expertise in delivering advanced IT practices in Ukraine and Azerbaijan, is pleased to announce the appointment of Leonid Polupan as Chief Executive Officer, effective since December 1, 2025.
“We are pleased to welcome Leonid Polupan to the leadership of Seeton”, said Volodymyr Lavrenchuk, Chair of the Supervisory Board. “Leonid is an experienced and talented leader with a global vision and practical approach, whose appointment will serve Seeton’s growth. Under his stewardship we will accelerate our expansion into cybersecurity services, scale our AI-driven solutions, deepen our cloud and infrastructure offering, and broaden our international footprint. We believe this is the right moment to harness our team’s momentum and Seeton’s strong reputation to drive meaningful impact in Ukraine and beyond.”
The Supervisory Board of Seeton selected Leonid following a comprehensive global search. In his new role, Leonid will lead Seeton’s strategic development across core growth horizons including cybersecurity, artificial intelligence (AI), cloud transformation and international expansion.
“I am honoured to join Seeton as CEO,” said Leonid Polupan. “Having worked across global markets in digital, AI and cybersecurity transformation, I see a strong foundation and a clear opportunity to elevate Seeton’s role as a trusted partner in Ukraine and Azerbaijan.
What stands out most is the resilience and professionalism of the Seeton team. My focus will be to strengthen our partnerships, build on the company’s engineering excellence and lead with clarity and responsibility as we enter the next chapter of growth.”
Leonid Polupan – Profile
Leonid Polupan holds a Master’s degree in Mechanical Engineering from the National University of Life and Environmental Sciences of Ukraine and an Executive MBA from the Kyiv-Mohyla Business School. He joined Microsoft in 2018, initially leading Enterprise Sales for the Black Sea region and later overseeing enterprise business across 24 markets in Central and Eastern Europe. In December 2022, he became Country Manager for Microsoft Ukraine, subsequently expanding his remit to the Baltics and focusing on national-scale projects in cloud adoption, AI, cybersecurity and digital resilience.
His experience includes global market leadership, strategic transformation and the development of complex technology partnerships. This background positions him well to lead Seeton into its next phase of growth in Ukraine and Azerbaijan.