Strategies in Tune
with Tomorrow

Innovate with Play by Ear. Navigating the deep tech frontier, we empower industry veterans and startups alike. Our innovation lab is a playground for testing new ideas. Ready? Schedule your first free call today.

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Our Solutions

What Sets Us Apart

Our Clients

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Meet the Team

Marlene Ronstedt

Marlene Ronstedt, CEO

Marlene Ronstedt, Founder and Managing Director at Play by Ear, has a diverse background in business development and communications within Web3, crypto, and fintech industries. A full-time nomad, her journalistic work has been featured in Wired Germany and Coindesk. Passionate about DJing and painting, Marlene holds a BA Honors in Liberal Arts from Leiden University College and an MA in Digital Culture from Goldsmiths University London.

Mark Nadal

Mark Nadal, CSO

Mark Nadal, CSO, is a skilled software developer, he is known for his contributions to real-time technologies and open-source projects. His expertise lies in decentralized systems and data structures, aiming to create more efficient and accessible digital infrastructures. He is also the founder of GunDB, an open-source, decentralized database engine.

Reach Out

If you're interested in partnering with us, schedule now a first call to learn more. This will give you the opportunity to learn more about how we can support your business and ask any questions you may have.