Conextra GmbH - Typo3 Warenwirtschaft Systemadministration - Für Sie gemacht


With years of experience in the international art trade, Nikolaus Leskovar has built an exclusive network of highly professional partners.


Barta & Partner

Barta & Partner is a consulting company that is specialized in insuring fine art and valuable private property. Numerous renowned clients trust the expertise and service offers from Barta & Partner.

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First Kitzbühel

FIRST is an established real estate professional that ensures the highest standards and offers a comprehensive "all-in“ concept, which takes care of every detail concerning luxury real estate.

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Incase Fux

Incase Fux provides the entire range of art transportation and exhibition services: reliable, secure and transparent. The offer includes individual packaging, customs clearance, secure transportation as well as exhibiton services for all kinds of events.

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M2 Rahmenkunst

M2 frame art is the perfect partner for a professional presentation and conservation of art. The company offers antique or new custom-made frames and a wide range of passe-partouts as well as old or new frame glasses.

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Institut für Papierrestaurierung

The institute for paper restoration is specialized in the field of conservation and restoration of archival material, books, photographies, graphics and wallpapers. Next to paper all other materials like leather, fabric and cardboard get professionally restored as well.

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