Stefanos Eftychios Tsamos

Enterprise Customer Success Manager at Caretta Research

Stefanos Eftychios Tsamos is an experienced customer success professional with a diverse background in account management and client support. Currently serving as a Customer Success Manager at Caretta Research since May 2025, Stefanos is responsible for onboarding new clients and fostering strong relationships with stakeholders. Previously, Stefanos held roles at Epignosis learning technologies as an Enterprise Account Manager and Customer Success Manager, where responsibilities included managing enterprise client portfolios and leading client onboarding processes. Other notable positions include VIP Support Analyst at Viva Wallet and various customer service roles at Lloyds Banking Group, EICC, Nationwide Building Society, and Genting Casinos UK. Stefanos holds a Master's degree in Classics from The University of Edinburgh and a Bachelor's degree in Ancient/ Classical Greek Language and Literature from the National & Kapodistrian University of Athens.

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Caretta Research

Caretta Research is a technology research firm that focuses on the technology buying process. The company was founded in 2020 and is based in London, England.


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10,000+

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