
Fine Art, Jewelry, Watches, Coins, Sports Memorabilia, Rare Books, Glass & Porcelain
Precision research, structured cataloguing and professional sales preparation for collectors, galleries, dealers and auction clients.
We are a family-run team specializing in research, documentation and sales preparation for art, collectibles and cultural assets.
Our work combines academic precision, market insight and a reliable operational structure supported by a broad professional network in the fields of art, jewelry, watches, coins, memorabilia and decorative arts.
We analyze complex information, prepare it in a clear and structured format, and create documentation that supports accurate evaluation and confident sales decisions.
We work discreetly and efficiently, either quietly in the background or in direct contact when preferred.
Clients benefit from our thorough research approach, transparent communication and consistent, dependable results.

Cornelia Neubauer

Frank Neubauer

Violeta Neubauer
Research • Documentation • Cataloguing • Sales Support
We offer research, documentation, cataloguing and sales support across multiple categories:
– Fine Art (Paintings & Graphics)
– Jewelry & Watches
– Coins & Medals
– Sports Memorabilia
– Rare Books & Printed Works
– Glass & Porcelain
– Decorative Arts
Our work is supported by a strong international network and delivered with academic accuracy, market awareness and full discretion.
All services are available in English, German, Russian and Lithuanian, allowing us to work effectively with international clients, multilingual provenance material, heritage documentation and global sales contexts.
Comprehensive research and provenance analysis for artworks and collectible assets.
Includes:
– Object research and historical background
– Provenance review and verification
– Market and comparable item analysis
– Cultural, historical and collector context assessment
– Source evaluation, literature references and structured summaries


Structured preparation for selling artworks and collectibles through private sale, dealers or auctions.
Includes:
– Sales dossiers
– Market-based value assessment and pricing context
– Market comparison and pricing context
– Preparation of documents for galleries and auction houses
– Pre-consignment strategy and object positioning
– Support in organizing all materials needed for a successful sale
Support throughout the selling or consignment process for individual objects or entire collections.
Includes:
– Information preparation for potential buyers
– Communication and documentation for dealers/auction specialists
– Written negotiation support
– Ongoing assistance for single items or full collections
– Commission-based collaboration


Professional documentation and catalogue-ready descriptions for individual objects and collections.
Includes:
– Object descriptions and metadata
– Catalogue entries and technical information
– Digital archive and folder structure setup
– Photography-based documentation
– Collection documentation systems and record organization
We work with clients across the art and collectibles market who require accurate research, structured documentation and professional sales preparation.
Our clients include:
– Private collectors and collection managers
– Galleries and art dealers
– Auction houses and consignment specialists
– Jewelry and watch dealers
– Coin and numismatic professionals
– Memorabilia and sports collectible brokers
– Rare book dealers and cultural institutions
– Estate managers and inheritance situations
We support both individual object owners and those managing larger collections.