Adam Krochak

Lucie Pra is Senior Product Manager – Enterprise Payments at American Express, a position she has held since May 2025. Her stated focus is on delivering payment solutions involving stablecoins and blockchain technology, with an explicit mandate around making new payment infrastructure usable for everyday users.

Prior to this role, she spent approximately 18 months as Digital Currencies Product Manager at R3, a provider of digital currency and digital asset solutions to financial institutions, where she worked between October 2023 and May 2025. Before R3, she held a Senior Project Manager role within American Express's International Strategic Initiatives function from September 2019 to February 2022, coordinating multi-workstream projects covering pricing, training, regulatory compliance, and communication to support product launches across international markets. Her self-described areas of expertise include payments, retail banking, stablecoins, and CBDCs. She is also a certified yoga teacher.

Lynette Levanger is Vice President, Product Enterprise Integrations at bswift, a benefits administration technology firm headquartered in Chicago. She concurrently holds the role of Vice President, Virtual Payments Platform Tokenization at American Express, a position she has held since December 2021, based in Sandy, Utah.

Her professional background is grounded in financial services, with a focus on B2B and C2B2B payments, remittances, and product development. She has built products from the ground up and delivered solutions using agile methodologies, with additional experience in career mentoring and relationship management. Her stated areas of skill include virtual payments, enterprise integrations, remittance processing, and financial services product development. She studied Sociology at Southern Utah University in Cedar City, Utah.

Oliver Stalley is Product Director, Payment Tokenization at American Express, a position he has held since September 2022. In this role, his mandate centres on payment tokenization, placing him within one of the more technically complex areas of digital payments infrastructure. Prior to this, he served as Product Director for Loyalty Benefits at American Express from August 2018 to September 2022, based in the United Kingdom. Earlier positions at the company included Director of New Product and Digital Servicing Capabilities (September 2015 to August 2018), Senior Manager for Commercial Card Product Line Strategy (June 2013 to October 2015, based in New York), Product Manager for Online and Emerging Payments (January 2010 to June 2013, also in New York), and Project Manager in Global Merchant Services (September 2007 to January 2010). His career at American Express spans approximately 18 years across product management, strategy, and project delivery functions.

Before joining American Express, Stalley worked as a Sales Executive at Calibre Comms, a UK-based telecommunications company, from January 2005 to January 2006. He holds a BA (Hons) in Business Management with Marketing from the University of Brighton, where he studied from 2002 to 2006.

Vinay Singh is Director, Non-Payment Crypto Solutions at American Express, a position he has held since March 2019 and is based in Phoenix, Arizona. His stated areas of specialization are crypto, blockchain, and cloud, and he also operates as an angel investor.

Prior to joining American Express, Singh served as Director of Software Development at REPAY - Realtime Electronic Payments from December 2017 to March 2019, based in Tempe, Arizona. Before that, he spent approximately a decade at Apriva in Scottsdale, Arizona, progressing from Senior Software Engineer (2007–2013) to Principal Engineer (2013–2015) and then Engineering Manager (2015–2017). Earlier in his career, he worked as a Software Developer at Qualcomm in the San Diego area for one year and briefly as a Mobile Application Solution Developer at SmartReply. His total professional experience spans approximately 23 years, the majority of which has been in engineering and technical roles before moving into general management and director-level positions.