# Mastering loyalty & partnerships: Tips from Mastercard’s Seb Otto and IYK’s Austin Marchese

> Sit down with us for a great chat with Sebastian Otto, global VP of digital marketing innovation at Mastercard, and Austin Marchese, COO at IYK. In this talk Seb and Austin will discuss how to build loyalty that really sticks, keep partnerships strong, and what to do (and avoid) when closing those b...

- URL: https://a16zcrypto.com/posts/videos/mastering-loyalty-partnerships-tips-from-mastercards-seb-otto-and-iyks-austin-marchese
- Authors: [Sebastian Oddo](https://a16zcrypto.com/team/sebastian-oddo), [Austin Marchese](https://a16zcrypto.com/team/austin-marchese)
- Published: 2025-01-27
- Updated: 2025-02-01
- Focus areas: company building, tech trends
- Tags: CSX 2024 (NYC), Crypto Startup Accelerator (CSX), video
- Format: videos

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Sit down with us for a great chat with Sebastian Otto, global VP of digital marketing innovation at Mastercard, and Austin Marchese, COO at IYK. In this talk Seb and Austin will discuss how to build loyalty that really sticks, keep partnerships strong, and what to do (and avoid) when closing those big business deals.

[Embedded media](https://www.youtube.com/embed/kNmaQHCoMZU?feature=oembed)

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Source: [Mastering loyalty & partnerships: Tips from Mastercard’s Seb Otto and IYK’s Austin Marchese](https://a16zcrypto.com/posts/videos/mastering-loyalty-partnerships-tips-from-mastercards-seb-otto-and-iyks-austin-marchese) — a16z crypto. Full archive: https://a16zcrypto.com/posts