For Byzance, the word design reveals its original meaning: design, development, drawings, but also a purpose, a project. To build (your house) is a real (life) project. Byzance design your life… a real promise.

To listen, to accompany you

Byzance's uniqueness is based on its support. By entrusting your project to Byzance, you enter a cocoon. Each one of us, at each step of your project, will guide you to help you see beyond the technical requirements of the universe of the construction that will become your future home/office sweet home.

Nothing is done by magic, but charm is in the air. Our mission is to make the whole creative process easy and simple, so that you can answer the only worthwhile question: what is your dream project?
Byzance design your life… promise kept.

Some skills, a team
The Byzance team is characterized by the alliance of hubs with different areas of expertise: Architecture, Construction-Renovation and Decoration. To accompany you at every stage of your project.

Our Architects & Designers
Jonathan Slaby
Master "Architecture, Atmospheres and Digital Cultures" - State Architect - ENSAG - 2017
According to an ecological perspective, the Master's degree program "Architecture, Ambiances et Cultures Numériques", an educational component of the partnership chair of the Ministry of Culture and Communication and also backed by the cresson laboratory (UMR CNRS 1563), creates of the teaching of the theory and practice of architectural and urban design on the notion of atmosphere that constitutes both a horizon of conception and a modality of apprehension and evaluation of built and inhabited environments.
Bachelor of Arts "Interior Design" - Athenaeum Lausanne - 2010

Fabien Conrad
Master "Interior Design & Global Environmental Design" - CREAD Lyon - 2013
Diploma certified by the State (registered with the RNCP by the decree of 30/03/10 and published in the OJ of 10/04/10).
Charline Dumurger
Master "Interior Design & Design" - CREAD Lyon - 2017
Diploma certified by the State (registered with the RNCP by the decree of 30/03/10 and published in the OJ of 10/04/10).
Marine Guillou
Double Major in Interior Design (Athénaeum)
Ecole Swiss Design Center, Lausanne (Switzerland) - 2018

Key dates of Byzance

Progressive development of a unique business in its sector


Creation, in France, of Byzance, general building contractor


Creation of Byzance Switzerland


Integration of the Architecture hub


Opening of the show-room / materials library


Integration of the Construction hub


Conception-construction-decoration of the first private individual villa in the Pays de Gex, and the first golf course club-house.

Contact us for your construction or renovation & interior design projects...

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