Professional Evaluation of Estates and Private Collections

Koller Gallery has decades of experience in the professional assessment, valuation and sales coordination of estates and private art collections.

Our work extends beyond the appraisal of individual artworks and includes a structured review and strategic evaluation of entire collections.

Our Services

– Comprehensive inventory and documentation of estates and collections
– Market-based valuation considering auction and private market benchmarks
– Development of an appropriate sales strategy (auction or private sale)
– Consignment or direct purchase solutions
– Preparation of documentation and expert statements
– Full coordination of the sales process through completion

Our objective is to preserve artistic value while ensuring responsible and professionally guided market placement.

You may request a preliminary evaluation online:

Request a Free Initial Evaluation »

During submission, estate or collection lists (e.g., Word documents) may be uploaded to facilitate a structured professional review.

Ongoing Collaboration with Artist Estates

The gallery maintains or has maintained professional collaboration with estates of significant Hungarian artists, including:

Amerigo Tot
Barcsay Jenő
Borsos Miklós
Gábor Marianne
Gerzson Pál
Hincz Gyula
Kass János
Kisfaludi Strobl Zsigmond
Mácsai István
Molnár C. Pál
Reich Károly
Remsey Jenő György
Szalay Lajos
Szász Endre
Szőnyi István

These collaborations ensure the necessary art historical and market expertise within Hungarian classical, modern and contemporary art.