RK Interiors

Marie Claire – Interior Design: Diana Casalis Opens the Doors of Her Home

Marie Claire – Interior Design: Diana Casalis Opens the Doors of Her Home
Marie Claire – Interior Design: Diana Casalis Opens the Doors of Her Home (2)
Marie Claire – Interior Design: Diana Casalis Opens the Doors of Her Home (3)
Marie Claire – Interior Design: Diana Casalis Opens the Doors of Her Home (4)
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In the November 2026 edition of Marie Claire Switzerland, Renata Koglin, interior architect and founder of RK Interiors, signs the Habitat section: a visit to the home of Diana Casalis, founder of Livingeneva, whose living room she redecorated.

Founder of Livingeneva, Diana Casalis has been sharing her finds and favourite Geneva addresses for more than ten years. This time, she is the one opening the doors of her home. In her apartment, bold colours sit alongside family keepsakes, art and objects from Mexico. An intimate visit, in the image of a woman who loves beautiful interiors as much as homes full of life.

Colour Is Life

When you walk into your home, you first see a deep green, then the intense blue of the kitchen. What place does colour have in your life?

Colour is life! I need it around me, in my clothes as much as in my home. I feel we have diluted it so much that we now almost live in a dull society. At home it shows from the entrance and runs through the rooms we live in. I like an interior to have character, to look like us and to make people feel good.

Decorating Like Getting Dressed

Your home mixes contemporary pieces, handed-down objects and personal keepsakes. How do you find the right balance?

For me, putting together an interior is a bit like getting dressed. Not everything can come from the latest collection: that would be so boring! I like to pair something on trend with a vintage piece, an affordable object with something of sentimental value. There are photographs of my grandfather here, objects that belonged to my husband Emmanuel’s great-grandfather and even a saint left by the previous owner that I wanted to keep. I love it when objects tell a story.

I love it when objects tell a story.

Touches of Mexico

Where do we find your Mexican roots?

Everywhere, in small touches. In the entrance I have a barro negro vase, a traditional craft from Oaxaca, and a piña that I adore. These objects are part of my life. They naturally find their place among our family keepsakes and the pieces we have chosen over time.

A Warmer Living Room

You recently changed your living room. What did you want to find there?

We wanted to keep the sofas and the desk, but I wanted a warmer, livelier and more harmonious living room. We had also had a large glass table since our wedding, twelve years earlier. I loved it, but it was too big for the space and brought a certain coldness. Today the travertine tables give the living room more presence, while leaving room for the colours and patterns I love. A book given to us by friends, set on a pink stand, even inspired the choice of some of the cushions.

I recognise myself more in this interior. It is still our home, but it looks even more like us. I want to spend time here and have people over. No social network, no technology and no amount of money can replace good friends, a carefully prepared meal and laughter until the end of the night. I would like to be remembered as someone who had an open house, an open heart and time to give to the people I love.

The Pieces

  • Travertine tables: VV Interior Home
  • Cushions, pouf and decorative objects: Dome Interiors
  • Books, artworks, photographs and keepsakes: Diana’s personal collection
  • Decoration: Renata Koglin, RK Interiors
  • Photos: Frank Paubel

With this publication in Marie Claire, Renata shows another side of her work: bringing an interior back to life without changing everything, starting from the story of the people who live there.

Read more: the interview with all the photos and the behind-the-scenes video and the Livingeneva project page.