Make it stand out.

Tjep., a visionary Amsterdam-based design studio founded in 2001, brings you transformative experiences through product design, interiors, public spaces and jewelry. Tjep. blends creativity with practical innovation to enhance your everyday life. We strive to inspire, connect, and leave a lasting impression, shaping a world of meaningful design that resonates with you.

Michel van Maarseveen 
Director of Geldersch Landscape & Castles 
Former General Director of Paleis het Loo

“ The collaboration with Frank was truly inspiring. The design for the entrance gate of Het Loo Palace was both powerful and elegant, exceeding our expectations.
A contemporary jewel for a centuries-old palace! ”

“I created OYUKIO for the digital native, blending pixel charm with ultimate craftsmanship. Innovative, playful design combined with high-end jewelry.”

Frank Tjepkema

Make yourself stand out.

OYUKIO.com
Text logo displaying the word 'OYUKIO' in bold, white, stylized font on a black background.

Our
company ethos

Tjep. designs interiors, products, public spaces, and furniture with a bold commitment to innovation and sustainability. We seamlessly blend form and function to create inspiring, purpose-driven environments and objects. Explore our visionary yet practical approach that redefines what's possible for your project.

Learn more
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