2013-present
Skills4Business, Leverkusen – Business English private lessons for Bayer Employees
Volkshochschule (VHS) Bergisch Gladbach and Cologne – General English courses
2008-present
Cambridge spoken examiner and teacher – preparation courses for all Cambridge exams including Business Exams and Proficiency (C2) level – Spoken Test Examiner for all Cambridge Exams (YLE Flyers, KET, PET, FCE, CAE, CPE) including Business English Exams (BEC Preliminary and Vantage)
2006-present
Carl Duisberg Centrum Köln – Business English, group and private lessons, in companies and at CDC
2004-present
Englisches Institut Köln – General and Business English, private and group lessons, at the Institute and in companies (AXA Versicherung, Deutsche Telekom, Bayer, Lanxess, and others) Cambridge ESOL Examination preparation courses (all levels, regular and Business exam [BEC] courses)
2000-2001
Intrax English School, San Francisco USA
General English courses for young adults, primarily from Asia, in mixed nationality classrooms