Our Team

Who we are

The Epitiro team is a group of experienced telecom engineers, managers, and entrepreneurs. They have come together with the goal of not just building an innovative business focused on solving real customer problems, but also to ensure that along the way they build value, relish the journey, enjoy the views, and never forget to laugh.

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Dimitrios Topaltzas

CEO & Co-founder

Dimitri brings over 20 years of telecom innovation, management and entrepreneurship to Epitiro.

Dimitri’s focus on, and innovation in, wireless communications includes being instrumental in the development of Telephia – an early pioneer in the measurement and benchmarking of cellular networks, and founding Metrico Wireless – a high-growth company at the forefront of User Experience measurement serving some of the world’s most successful wireless carriers and smartphone manufacturers. Metrico Wireless was sold to Spirent Communications in 2012 and the technology and solutions from that business continue today.

Dimitri is an Engineering graduate from the University of Maryland and received his MBA from Carnegie Mellon.

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Des Owens

COO & Co-founder

Des brings operational and execution experience to Epitiro. He has led teams in technology research, network operations, marketing and sales. Des has started businesses in the Americas, Europe and Asia. His passion is building great teams, developing new business and enjoying the journey.

After designing mobile networks in Europe, Des moved to the United States and started a business for Actix – a wireless software company which thrived through the growth of mobile networks. Later, he joined Metrico Wireless and led their sales and international expansion. Following the sale to Spirent, Des ran one of Spirent’s largest business units.

Des is an Engineering graduate from the University of Sheffield in England.

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Jeff Horner

CTO & Co-founder

Jeff is an innovative leader with more than 20 years of experience in product management, R&D and engineering. Jeff has led a number of technology innovations in early-stage ventures. Most recently he was CTO at HAE Innovations. Earlier he was instrumental in the design and development of the technology behind the products at Metrico Wireless and Telephia.

During his time at Metrico and Telephia Jeff focused on developing methods and technology for measuring wireless network performance. This followed a period with Verizon Wireless and Comsearch where he had regional responsibility for network design, optimization and benchmarking.

Jeff is an Engineering graduate from the University of Maryland.

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Ardeshir Ghanbarzadeh

Head of Customer Management

Ardeshir is responsible for managing Epitiro’s key customer interactions and business development. He brings tremendous experience with customer operations, product and service development, and a deep understanding of the technology and its business application.

After a decade of telecoms service delivery and support, Ardeshir joined early-stage companies focused on delivering innovative services with new technology. His experience includes director and vice president positions in operations, service development and product innovation.

Ardeshir is a Telecommunications Management graduate of New York Institute of Technology and has earned his MBA from CUNY-Baruch College in New York.


Simon Bone

Head of Product Management

With over 15 years of technology and product development expertise in wireless telecommunications, Simon leads Product Management for Epitro. He is responsible for product strategy, development priorities and delivery. Simon has extensive prior experience in technology, product management and support for international customers. He has previously held senior positions at: Actix, Metrico and Spirent Communications.

Simon earned his Master’s degree in Information Systems Engineering from Imperial College London.