Day 100: We’ve officially passed our goal of 100 Days Living in the Underwater Room! We will continue for another 20 days for a final 120 day count. As the minutes ticked down to this monumental milestone, the excitement was palpable. Ten minutes before hitting the 100-day mark, Grant playfully asked Rudy, “Do you think […]

As we reflect on 2024, it’s incredible to see how far we’ve come and the milestones we’ve achieved together. This year has been nothing short of transformative, with bold moves, groundbreaking projects, and inspiring conversations that have brought the future of ocean habitation closer to reality. We kicked off the year with a significant move: […]

When we think of the future, we often picture flying cars, sprawling smart cities, and towering space stations. But what if the next frontier isn’t above us, it’s below, on the vast and untapped potential of the open seas? Ocean Builders’ CEO, Grant Romundt, is bringing this vision to life through his bold dedication to […]

When you think of a visionary entrepreneur, what comes to mind? Someone with a bold vision, a passion for innovation, and a drive to push boundaries? Meet Grant Romundt, CEO of Ocean Builders, a visionary who is reshaping the future of ocean living.

Ocean Builders is making waves, literally and figuratively, as it embarks on an ambitious mission to redefine ocean living. Recently featured on 24Horas, Ocean Builders’ representative Gianfranco Ferronato shared the company’s initiatives, including a bold attempt to break the Guinness World Record for the longest continuous underwater stay in an underwater residence. The Birth of […]

We’re thrilled to share that Ocean Builders was recently featured on The Official Concept Podcast, a platform renowned for its deep-dive conversations with influential individuals in luxury, innovation, and sustainability. This episode was no exception, offering a riveting exploration of underwater living, sustainability, and the future of ocean habitation. Join host Allan Campbell as he […]

Today, we celebrate an extraordinary milestone: Day 60 of our journey to break the record for the longest continuous stay underwater in a fixed habitat! We’ve officially reached the halfway point, and this moment marks much more than just a numerical achievement, it’s a powerful testament to human ingenuity, resilience, and the boundless possibilities of […]

As Rudiger Koch embarks on his world record attempt for the longest time living underwater, ensuring that everything is properly monitored is crucial to maintaining the integrity of the challenge. To meet the strict requirements set by the Guinness World Records, a well-coordinated witness system has been established. This includes both liveaboard and remote witnesses […]

Rudy Koch, Chief Engineer at Ocean Builders, is undertaking a 120-day underwater living challenge, offering doctors a unique chance to study human adaptation to prolonged underwater habitation. By tracking specific biomarkers, indicators of how the body responds to conditions and treatments. This journey offers groundbreaking insights into epigenetics, biological age, and how our environment shapes […]

The recent Liberty in Our Lifetime conference was an inspiring and successful gathering of visionaries and changemakers from across the globe, all driven by a shared mission: to reshape governance, urban life, and sustainability through innovative Free Cities.Held at the elegant Empire Hall in Prague’s historic city center, the event served as the heartbeat of […]

Celebrating the First Quarter of Our 120-Day Underwater Record Attempt. As the waves crash above and marine life thrives all around, we have officially entered the second quarter of our bold adventure: 120 days underwater. Surpassing Day 30, we’re celebrating this milestone with a renewed sense of excitement and purpose, with just 90 days left […]