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Antonietta Mastroianni


Chief Digital and IT Officer

Mrs. Antonietta Mastroianni is Digital & IT Lead since April 2021.

Mrs. Antonietta Mastroianni has been a member of the Proximus Leadership Squad since April 2021.

Before joining Proximus, she was Group CIO and CDIO at the Danish TDC, Head of IT and Business Partner at Swiss Sunrise, and she had several roles in Swisscom and H3G Italy.

She is an influential IT leader with 20 years of international Telecom experience in leveraging technology to drive organizational growth, performance and profitability. She focuses on digital and agile transformation, the impact of leading-edge technology on business, technology and product innovation as well as IT and Telco transformation.

She has worked in different European countries (Italy, Switzerland, Denmark and Belgium) and is Council Member of Etis, for which she previously acted as Member of the Management Board.

Currently she also holds the VC seat in the Board of Directors of Gaia-X. Mrs. Mastroianni studied Computer and Automation Engineering at university of Siena and she is a member of the Order of Engineers of the province of Caserta.


Featured Sessions



19 June 2024





circleUnleash the AI Native DNA
Catalyzing Women in Tech – Ask-Me-Anything Networking Breakfast

Join us for an empowering networking breakfast where you can engage in a lively Ask-Me-Anything session with pioneering women in the industry. Discover their journey, glean insights on overcoming challenges, and soak in valuable advice to ignite your career path.




19 June 2024




Stage B

circleComposable IT: The Superpower​
traingleIT transformation
traingleODA (Open Digital Architecture)
traingleOpen APIs
How to Design Software Architectures That Are AI-Ready

In the fast-paced world of IT transformation, Open APIs and reusable platforms are becoming instrumental. This session explores the optimization of partner systems and application integration using Open APIs, dismantling data silos for instant data sharing, and the adoption of composable IT for rapid application development.

all session speakers