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Opening hours


  • Monday
    8 PM - 5 PM
  • Tuesday
    8 AM - 5 PM
  • Wednesday
    8 AM - 5 PM
  • Thursday
    8 AM - 5 PM
  • Friday
    8 AM - 4 PM

Opening hours technical hotline


  • Monday
    10 AM - 4 PM
  • Thursday
    10 AM - 4 PM
  • Wednesday
    10 AM - 4 PM
  • Thursday
    10 AM - 4 PM
  • Friday
    10 AM - 12 PM

AAT Head Office (D-A-CH)

+49.7431.12 95-0

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AAT Head Office International

+49.7431.12 95-133

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AAT Service-Center

+49.7431.12 95-550

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AAT Technical Hotline

+49.7431.12 95-9595

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Service & Sales National D-A-CH

Focus Sales D-A-CH

Harald Stotz
HEAD OF SERVICE & SALES REHA D-A-CH
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Carmen Rohrbach
ASSISTANT TO SALES MANAGEMENT REHA D-A-CH
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Simone Emter
SERVICE & SALES / AMBULANCE TRANSPORT
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Nico Kästle
SERVICE & SALES
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Lea Mebold
SERVICE & SALES
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Focus Service D-A-CH

Richard Lindner
TEAM LEADER SERVICE-CENTER
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Jasmin Conzelmann
ASSISTANT TO SERVICE MANAGEMENT
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Karina Ott
SERVICE & SALES / OOS Onlineshop
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Sergei Spitz
Service & sales
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Dominik Heimann
Service & sales
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Focus Training & Product Management

Mark Retter
Product Management · Head of AAT field service
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Sales International

Michéle Maser
SALES INTERNATIONAL / CARGOMASTER
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Marielle Jetter
SALES INTERNATIONAL
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Sales International
Vertrieb International
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Sales CargoMaster

Daniel Bucherer
Head of Sales / CargoMaster
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Nicole Buchholz
Sales CargoMaster
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Marketing

Sabrina Helbling-Schneider
HEAD OF MARKETING
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Human Resources & Finance

Alexandar Martinovic
HEAD OF HUMAN RESOURCES
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Sabrina Helbling-Schneider
Head of apprenticeship
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Daniela Kellermann
FINANCE
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Alissa Zent
FINANCE
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Sascha Jonen
FINANCE
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Purchasing

Thomas Haug
PURCHASING
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Jan Klimke
PURCHASING
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Quality Management / Regulatory Compliance (PRRC)

QM / PRRC

Michael Kessler
Head of Quality Management, PRRC
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