An AMbelievable ™ Project

Additive Manufacturing <> Unbelievable Performances

Looking for Tennis Startups? 

Additive Manufacturing meets Unbelievable Performances! 

We're more than just a tennis startup –we're a revolution in the world of sports equipment, pushing the boundaries of what's possible with 3D printing and cutting-edge digital technologies.

Our journey began with a simple yet profound vision - to enhance the quality of life by sparking a passion for sport via more enjoyable, fully personalized, and sustainable equipment. We recognize that the key to fostering a love for sports also lies in the equipment we provide, and that's precisely where we've dedicated our expertise.

As the name suggests, AMbelievable™ is a remarkable fusion of additive manufacturing, unbelievable performances, and an unshakable commitment to sustainability and personalization. From the core design process to the final product, each piece of equipment we are working on is meticulously crafted to suit the individual's unique needs, thereby fostering a deeper connection between the sport and the player. By harnessing the limitless potential of 3D printing and digital technologies, we've been able to rethink and reimagine how sports equipment is created. The result? A new generation of equipment that's more sustainable, better performing, and incredibly fun to use.

At AMbelievable™, we're not just creating equipment - we're crafting experiences, fostering passions, and building a brighter, more sustainable future for sports. We invite you to join us on this thrilling journey, as we continue to revolutionize sports equipment and redefine what's possible. 

Welcome to the AMbelievable™ experience - where sports, technology, and imagination collide to create something truly unbelievable!

Additive Appliances Srl

Established in 2021, Additive Appliance is an award-winning startup developing Additive Manufacturing-related Intellectual Property for the next generation of consumer goods.

Additive Appliances Website
Digital Innovation Hub 

The company is awarded with the Digital Innovation Hub World Grant (H2020) and started a fruitful collaboration with Kilometro Rosso Spa –a leading European Innovation District.

Winner Additive Startup Award

The company is announced as a winner of the Additive Startup Challenge, being recognized among the most-promising startups in the Additive Manufacturing industry. 


The AMbelievable™ project development starts in  2022, requiring months of research and development efforts and the most advanced engineering and manufacturing technologies.

European Patent Office Filing

After intensive on-the-court tests with professional and recreational tennis players, the AMbelievable Tennis Racket Dampener is finally ready and the patent filed.

TCT Awards Finalist

At the end of March 2023, the project is announced as a finalist of the prestigious TCT Awards —Consumer Goods. Among the six finalists are big names such as HP, Microsoft, Shapeways, and Formlabs. In June 2023 at the award ceremony, the AMbelievable Tennis Dampener ranked second -behind Microsoft- and received a "highly commended" mention.

Athleticae Srl

Athleticae Srl, a company created in the fourth quarter of 2023, is the commercialization vehicle for the AMbelievable™ project. Backed by prominent Venture Capital firms like Cassa Depositi e Prestiti VC, Startup Bootcamp, and Wylab, the new company has successfully completed the WeSportUp's Batch 2 acceleration program.

Is that all? Beyond Tennis Startups

Nope. We have other projects ongoing, about tennis and other sports, too. The sporting goods disruption by Additive Manufacturing has begun. Stay tuned!                   

They say about us

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