Founder & CEO

Dr. Alexandra Mikityuk

Alexandra is a technology expert in decentralized systems, blockchain, and security. She earned her PhD at TU Berlin and led the Blockchain Group at Deutsche Telekom Innovation Labs. A former cryptography professor, she co-founded Staex in 2021 to bring secure connectivity and network automation to the Web3 and AI era.

Founder & CFO

Philip Toepffer

Philip is a finance and business development expert with a background in emerging technologies. At Deutsche Telekom, he transitioned from finance to R&D, where he focused on token economics and blockchain strategy. At Staex, he leads financial strategy and drives operational and commercial growth.

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Founder & Chief Strategy Officer

Paksy Plackis-Cheng

Paksy is an entrepreneur and strategist with global experience in tech and impact sectors. She’s received grants from the US State Department and EU, supported IPO-stage startups, and worked in 20+ countries. At Staex, she leads strategy, partnerships, and expansion with a focus on long-term impact.

Project & Marketing Manager

Elvina Kulinicenko

Elvina leads customer projects and digital marketing at Staex. She aligns sales and tech teams to deliver impactful results, while driving online presence through SEO and content. With experience in cross-industry collaboration, she brings emerging Web3 technologies into real-world business solutions.

Network Developer

Max Sukhotin

Max is a seasoned software engineer with over 10 years of experience across industries. He has worked on everything from e-commerce platforms to national infrastructure projects. At Staex, he develops the next-generation communication protocol for secure and scalable IoT networks.

Decentralized Systems Developer

Sergei Lavrentev

Sergei is a Web3 engineer with a master’s in Computer Science and over 10 years of development experience. At Staex, he focuses on decentralized systems and blockchain integrations that power secure, automated connectivity across diverse infrastructures.

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Operations Manager

Kate Shymanovska

Kate manages Staex’s financial and operational processes with precision and customer focus. With commercial training in retail management, she brings structure, efficiency, and a client-first mindset to all aspects of the company’s daily operations.

Grants & Sales Operations Manager

Sarah Tiemeyer

With over 10 years of experience in multinational companies, including the luxury automotive sector, Sarah specializes in cross-functional collaboration. At Staex, she plays a key role in grant applications and streamlining the sales process to optimize lead flow and opportunities for growth.