Our tools

Algorium
Value calculator
Genève Inventaire has developed, via its research department, a unique algorithm which calculates the value of paintings.
By simultaneously combining around ten variables specific to your piece, Algorium gives an up-to-date and objective value which corresponds to the market.
Algorium is a tool that really helps decision-making and is exclusive to Genève Inventaire.
The Genève Inventaire team
Frédéric Colliard
Qualified auctioneer
«The trust-based relationship we enjoy with our clients is central to our profession. »
Frédéric is your main point of contact at Genève Inventaire, by email, telephone or appointment at your location. He is extremely attentive to your needs and thus capable of meeting all of your requirements.
A truly trustworthy representative with your interests in mind, his role is to intevene between you and the various players in the international art market.
Herbert Hosotte
Advisor in works of art
« To value a work of art correctly, you must trace its history from its creation to the present day. »
At Genève Inventaire, Herbert's role is to carry out a detailed examination of your work of art, undertake any scientific studies that are required, and make contact with the legal representatives of the artists to obtain the precious certificates of authenticity.
His role is also to gather all the sales records from auctions and all the prices applied by art galleries for works similar to yours.
Agata Graczyk
Art work restorer
« In my work as a restorer of works of art, I have the immense privilege of really getting up close to the materials. »
At Genève Inventaire, Agata works for our clients as an exclusive consultant.
She brings her technical perspective, her experience of art restoration within museums and her extensive network of art restorers.
Latest news
Un tableau de Joseph Sima vendu CHF 250'000 grâce à Genève Inventaire
Le 11 décembre 2024, Genève Inventaire a vendu un tableau de Joseph Sima, artiste franco-tchèque lié au surréalisme.
Numismatic auction in aid of maison Chaponnière & Firmenich at the hotel de la Paix, Geneva
Since 2013, Frédéric Colliard, partner and auctioneer at Genève Inventaire wields the hammer for Chaponnière & Firmenich on behalf of coin, medal and banknote enthusiasts.
Numismatic auction in aid of maison Chaponnière & Firmenich at the Savoy hotel, Lausanne
Since 2013, Frédéric Colliard, partner and auctioneer at Genève Inventaire wields the hammer for Chaponnière & Firmenich on behalf of coin, medal and banknote enthusiasts.














Ils font confiance à notre cabinet d’expertise
Une sélection de quelques clients qui nous ont fait confiance