In this episode of Joint Custody – The Digital Asset Dialogues, host Benjamin Duve welcomes Roy Ben-Hur, Digital Assets Financial Services Leader at Deloitte, for an in-depth conversation on how traditional finance is evolving to meet the realities of blockchain-based markets. Drawing on Deloitte’s work with global financial institutions, Roy discusses how tokenization, stablecoins, and shared ledgers are moving from pilots to production, and what challenges still stand in the way. The conversation explores how these technologies are reshaping financial services, the risk and control frameworks essential for adoption, and why collaboration between regulators, technologists, and established financial institutions is key to building trust in this new era of finance.

In this episode of Joint Custody, host Benjamin Duve is joined by Zahid Mustafa, Managing Director and Head of Digital Custody and Cash Product Development at State Street, for a conversation that blends his personal journey with the future of digital assets.

From his early career in London to leading global digital custody and cash initiatives from Singapore, Zahid has seen firsthand how the digital asset landscape has evolved across markets. Today, he oversees a worldwide team driving State Street’s strategy in tokenization, custody, and digital cash – areas that recently earned the firm Digital Asset Partnership of the Year at the 2025 Global Custodian Awards.

Zahid shares his own perspective on what it means to build partnerships, innovate responsibly, and navigate the opportunities and challenges of digital assets at scale.

In this episode of Joint Custody, host Benjamin Duve is joined by Deborah Querub, Global Head of the Digital Asset Group for Citi Global Wealth Investments, for a conversation about how one of the world’s largest financial institutions is approaching the future of digital assets.

Deborah brings a wealth of experience from her time at Citi and Goldman Sachs, where she helped lead the electronification of foreign exchange markets, to her current role spearheading Citi’s efforts across blockchain, crypto, NFTs, DeFi, stablecoins, and central bank digital currencies. With a mandate that bridges clients, regulators, and industry partners, she offers a unique perspective on how innovation in digital finance is being shaped by both market demand and institutional guardrails.