Team
Management
![](index.php?rex_media_type=team&rex_media_file=reinhard-fischer_1.jpg)
![Nicole Bechheim](index.php?rex_media_type=team&rex_media_file=nicole_bechheim.jpg)
Nicole Bechheim
Authorised signatory / Head of Human Resources Management
E-Mail info@rhenumis.de
Phone -49 (0)228 / 263 130
Mobile +49 (0)159 / 068 298 82
Coins, Banknotes, Militaria
![Andreas Knetsch](index.php?rex_media_type=team&rex_media_file=andreas_knetsch.jpg)
Andreas Knetsch
Area Manager Frankfurt
Head of Department Militaria
Numismatist
Special fields: Modern coins from 1900, militaria
E-Mail a.knetsch@rhenumis.de
Phone +49 (0)6066 / 96 88 03, +49 (0)69 / 900 179 77
![](index.php?rex_media_type=team&rex_media_file=sascha-winkler.jpg)
Sascha Winkler
Office Düsseldorf
Numismatics, Mediaeval historian
Special fields: Antiquity to modernity with a focus on the Middle Ages
E-Mail sascha.winkler@rhenumis.de
Phone +49 (0)211 550 442 81
![Katerina Lazarova-Valkov](index.php?rex_media_type=team&rex_media_file=katerina-lazarova-valkov.jpg)
Katerina Lazarova-Valkov
Office Bonn
Numismatist, B.A. History of Art
Special fields: Coins: Antique to modern and banknotes,
Jewellery and silverware
E-Mail k.valkov@rhenumis.de
![Gabriel Schäfer](index.php?rex_media_type=team&rex_media_file=gabriel-schaefer.jpg)
Jewellery
![Katerina Lazarova-Valkov](index.php?rex_media_type=team&rex_media_file=katerina-lazarova-valkov.jpg)
Katerina Lazarova-Valkov
Office Bonn
Numismatist, B.A. History of Art
Special fields: Coins: Antique to modern and banknotes,
Jewellery and silverware
E-Mail k.valkov@rhenumis.de
![Conrad Schmeken](index.php?rex_media_type=team&rex_media_file=conrad-schmeken.jpg)
Conrad Schmeken
Office Bonn
Head of Back Office / Head of Watches Department
E-Mail ConradSchmeken@rhenumis.de
Phone +49 (0)228 / 263 130
Mobile +49 (0)159 / 068 298 77
Special fields: Watches
Office
![Conrad Schmeken](index.php?rex_media_type=team&rex_media_file=conrad-schmeken.jpg)
Conrad Schmeken
Office Bonn
Head of Back Office / Head of Watches Department
E-Mail ConradSchmeken@rhenumis.de
Phone +49 (0)228 / 263 130
Mobile +49 (0)159 / 068 298 77
Special fields: Watches
![](index.php?rex_media_type=team&rex_media_file=martin-koechner_1.jpg)
Martin Köchner
Office Bonn
Back office / Shipping
E-Mail martin.koechner@briefmarkenauktion.net
Phone +49 (0)228 / 263 130
![](index.php?rex_media_type=team&rex_media_file=michael-heithoff_1.jpg)
![Buddy](index.php?rex_media_type=team&rex_media_file=buddy.jpg)
Buddy
Head of reception