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Helen Koss Interiors ltd is an award winning full service interior design studio. 

We specialize in design, interior architecture and development of residential and commercial projects.

Either for business or residence, our designs express our client's aspirations, with optimal functionality, attention to details and aesthetic refinement 


Helen Koss Interiors was established in 2009 in Tel Aviv by its founder Helen Koss, in 2013 the studio moved to Sofia and since then, the interior architecture and design firm have built a vast portfolio of office space works and residential. 

The agency specialized in developing office premises through data-driven design. Our goals are improving teams efficiency and increase employees satisfaction through smart planning of office space. 

Whether personal or in business, Helen Koss Interiors believes in partnering with clients to help build THEIR dreams.


Our Clients

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