"Tjepkema and Wolthuis seem to have tapped into a new way of humanizing data [...] and use it to create something beautiful and practical."
"Heavily known for their interior design and architecture work, Amsterdam creative studio Tjep. has applied its attention for detail and vivid imagination to the world of jewelry."
"A mindboggling collection you shouldn't miss. Correction mustn't miss. Frank Tjepkema knows how to seduce, so enjoy your flight and don't forget to look up."
Ventura Lambrate Newspaper
"The underlying architectural concept [of Isolée] opens up new frontiers in residential design."
"I've been a fan of his work for years now. What I love most is the fact he's always going against the grain."
"Call him the poet of contemporary design."