Our administration team is also multi-national and, in addition to German, we speak a further 16 languages fluently.
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Leadership team
Mario Stefan
Owner, Managing Director
Mario was born in Bad Aibling, is married to a Bengali woman and is the father of a young son. As an entrepreneur in the fields of education, film & media and gastronomy, he builds bridges between people of different cultures. In this spirit, he continues the Integra Deutschinstitut founded by his father Ioan Stefan as a family business.
Carmen Müller
Team Leader
Carmen has been with Integra since July 2018. She studied business administration at LMU Munich and has professional experience working for corporations in commercial sales Eastern Europe and in leadership roles in project controlling and after sales for international corporations. She has also worked as a lecturer for businessand leadership and enjoys her work with international teams and customers.
Operations Managers
Josie Krohn
Team Leader, Administration
Josie joined Integra in March 2023 and has become the team leader.
She did her Bachelor's/Master's degree at the University of West London, where she studied Management.
Previously, she worked as an English and German teacher for 10 years in the US, UK and Europe.
Her mother tongues are English and German and she speaks Italian.
Course and exam administration
Melissa De-Bortoli
Course Management, Administration
Melissa joined the Integra in May 2023. She is responsible for course consulting and course management - in special for the area of integration courses. Her mother tongue is Italian and she speaks German, English, Spanish, Slovak and Czech fluently and a little Russian and Turkish.
Rusul Al-Taie
Working Student, Administration
Rusul was born in Baghdad (Iraq) and came to Germany in 2007. Through his work as a teacher, her father introduced her to us at Integra. She has been working with us since 2016, first as an exam invigilator and since 2019 as a student intern at reception and in our course administration team. She speaks German, Arabic and English.
Pedagogical management
Alexander Kaysers
Course Design, Pedagogy, Teacher
As an teacher and educator, Alex is the point of contact for all our students' academic questions and concerns. He also provides learning support to students in our government-funded language courses and, of course, also teaches a variety of classes at Integra. Alex is from the beautiful Rhineland and speaks German, English and a little French.
Pronita Stefan
Head of Day Care Center
Pronita was born in Calcutta and has been living in Germany for 17 years. She is an entrepreneur and mother of a German-Indian son. As an educational specialist, she runs Humpty Dumpty International Crèche, which she founded, and opened an Italian restaurant in 2019. She speaks German, English, Bengali and Hindi.
Marketing and Communication
Navruz Usmonov
Junior Marketing Manager
Navruz has been working at Integra since 2020 and was a student intern before taking up his current position as Junior Marketing Manager. He is responsible for our social media presence as well as other advertising campaigns and speaks German, Uzbek, English, Russian and Turkish.
Facilities management and IT
Alejandro Fernandez
Facilities Management, Exam Organisation
Alejandro started his career at Integra in December 2014 as a language course participant and has been supporting us in exam organisation and facilities management since 2016. He especially enjoys working with participants from different cultures and speaks Spanish as his native language as well as English and German.
You want to share your love of the German language with others? Join our team!
Integra has been providing language courses for 30 years and we know that our teachers are at the heart of our success. Therefore, we employ lecturers on a long-term basis and are always on the lookout for new talent. Apply now!Â
