Jan-Oliver Sell

Ernesto Olmedo Pereira is Head of Strategy & DeFi at Qivalis, a financial services firm headquartered in Amsterdam, a position he has held since March 2026. Prior to this, he spent approximately two years at DekaBank Deutsche Girozentrale in Frankfurt, first as Blockchain Digital Assets Expert from July 2022, then as Product Owner Digital Assets from January 2024 to February 2026. Alongside his institutional roles, he has worked independently since January 2019 as an L1-L2 Blockchain and Decentralised Finance (DeFi) applications developer, building smart contracts and distributed application frontends on Ethereum, BSC, and Polygon (MATIC) using Solidity, Vyper, Truffle, Web3.js, and Ethers.js. Projects developed in that capacity include decentralised exchanges, automatic market makers, cross-chain decentralised applications, analytics and charting tools, portfolio management systems, and NFT and on-chain gaming applications.

From September 2018 to June 2022, Pereira served as International Project Manager at ibes AG, a Germany-based IT solutions company, and has held a seat on ibes AG's Supervisory Board since August 2023. His total professional experience spans 16 years. No educational background is available in the source content.

Floris Lugt is Chief Financial Officer at Qivalis, the Amsterdam-based joint venture formed by ING and a consortium of European banks to launch a euro-denominated stablecoin. He took up the CFO role at the start of 2026.

Before joining Qivalis, Lugt was Lead Digital Assets, Wholesale Banking at ING, and earlier held roles in treasury and financial risk at ING and ING France. He focuses on distributed ledger technology and its applications in wholesale banking, and advocates for industry-wide standards for digital payments and financial market infrastructure across Europe.

Martijn Siebrand is Head of Partnerships Capital Markets at Qivalis, a position he has held since September 2026. He is responsible for building the partnerships that connect Qivalis to capital markets participants.

He joined ABN AMRO Bank in 2020 within the digital assets team, first as lead of project Pyctor, an effort to build a decentralised vault for security tokens alongside ten other financial institutions, then as Digital Assets Program Manager and Ecosystem Manager within Strategy & Innovation. In that role he worked on the bank's tokenised securities initiatives, including the registration of its first digital bond on a public blockchain and a digital green bond issuance, and on connecting the bank to the wider digital asset ecosystem. He has worked in finance since 2007 and on financial innovation since 2014, and is based in the Netherlands.