Roy is the co-founder & CEO of Breez, building an interface for the P2P Lightning economy, where users can buy, sell, and pay for goods, services, and streaming content with a non-custodial, seamless, and open mobile platform, turning bitcoin into the currency it was always meant to be.

Jeff is the co-founder of Fulmo, the Berlin based Bitcoin and Lightning Network company, host of the well-known Lightning Hackdays and organizer of the first Lightning Conference in the world. Building the community around development of the Lightning Network is one of Fulmo's key focus areas.

Check out https://www.fulmo.org for more information. ⚡

Alexandre Bussutil is the head of business development at bolt.observer, a bitcoin-native startup providing monitoring and management tools for lightning node operators. He is also a mentor and visiting professor at IE Business School where he lectures on Bitcoin and digital assets. Before this, Alexandre worked with Fulgur Ventures to conduct research on hyperbitcoinization.

Johns is a hybrid product designer and software engineer from a tiny island in the Caribbean, researching user experience of bitcoin payments and privacy, whose presence within the Bitcoin Design Slack is as ubiquitous as bitcoin itself. Johns is also a co-organizer of the popular BOLT.FUN and "Shock the Web" hackathons where Lightning developers come together regularly to tackle existing challenges in Lightning.