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Apostolos Kallis

Chief Commercial Officer & Board Member at ETIYA

Athens, Greece

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Apostolos Kallis is ETIYA's Chief Commercial Officer and Board Member responsible for global sales, business development, presales and worldwide partners/channels. ETIYA is a leading, independent software company offering customer-experienced focused, AI-driven digital transformation products through its’ award-wining portfolio. Founded in 2004, the company has over 1,200 employees with offices and customers across 3 continents and 8 countries. During his tenure, Apostolos has grown revenues 4-fold and led a successful initiative to secure strategic investment as part of a capital raise. Previously, Apostolos was a member of TM Forum’s Senior Leadership team with responsibility for its’ global sales and account teams. Over 13 years, Apostolos was instrumental in growing the TM Forum into one of the world’s leading trade associations on digital transformation with over 1,000 member companies across 100+ countries. Additionally, through his own consulting practice called Sales Explorers, Apostolos has been an advisor to a number of companies working with both start-ups as well as more mature companies on their international expansion, partnering and growth.

Functional Expertise


Marketing & Sales