The Team

Our teachers not only speak English – they live it.


The heart of our school is the team. What all our teachers connect is their native language English and at least one recognised diploma for English teaching with a higher education entrance qualification, e.g. the CELTA certificate.

The English Sellers Team

Our whole team is made up of 13 hand-picked, entertaining personalities with 6 different nationalities, thereof 10 working as a teacher. Nice numbers - but where are the people? Continue down!







ANTONIO – England

As an experienced and ambitioned businessman Antonio supports us as a teacher as well as a business developer. Thanks to his excellent dealings with advisory and negotiation situations he is very popular with our corporate clients.

Media, psychology & sociology
Huddersfield New College

CELTA Diploma (English teacher)

Over 20 years of business experience in personnel management (HR) and business development.


CLARE – Wales (UK)

Clare is an exceptionally happy/positive and humorous lady with an exciting background. Thanks to her vast experience she can teach any class, however for Conversation classes she’s unbeatable (our #1).

Qualified English teacher
Cambridge Institute of Education, England

CELTA Diploma (English teacher)
Teacher diploma for primary and secondary schools

Roughly 40 years experience as an English teacher in 9 different countries 



As founder and after who the school is named Dan has been essential for English Sellers since the word go! Besides teaching he is also our COO and dedicated content creator on social media. As a teacher he enjoys great popularity amongst the clients, especially thanks to his experience in prep work and performing of Cambridge exams.

Bachelor in History & English
University of North Carolina, USW

CELTA Diploma (English teacher)

Extensive experience as a Cambridge exam expert 


FRANCINE – Australia

Francine is a true Education expert. For over 20 years she has been a successful teacher, instructor and school head mistress (or has successfully worked as a teacher…in the field) We are proud to have her as our pedagogical supervisor and as a very dedicated teacher on board.

Master in Applied Linguistics and English Teaching
King’s College London University, England

CELTA & ELTA (English teacher)
Instructor for English teachers

Over 20 years experience as an English teacher and instructor for English teachers 


HEIDI – Switzerland & England

Heidi grew up in the USA and is today completely bilingual. She supports us in administrative issues and (teaches the odd child haha) occasionally teaches children. Thanks to her positive personality she is appreciated by the whole team and especially by our younger clients.

Business high school
Internship for students, Credit Suisse

Human Resources specialist

Over 15 years experience as Marketing assistant, Project and Office manager


JASON – England

Jason is an experienced and superior English teacher with many long-time corporate courses. Thanks to his social and entertaining streak he is very committed to English Sellers as a teacher, travel guide and content creator.

Bachelor in Development Politics & International Politics and Management
Staffordshire University, England

CELTA Diploma (English teacher)
SVEB1 Diploma (Instructor adult education)

Over 10 years work experience as an English teacher in Switzerland


JOHN – Switzerland & USA

John is much appreciated by our clients for being a well prepared and exceptionally reliable teacher. Being a dual citizen he is also (impeccably haha) bilingual.

Technical Salesman
Federally qualified Purchaser
qualified Purchasing Manager

ESCOM English teacher for adults

Bilingual (English, German)
Over 20 years experience as a purchasing manager and procurement officer 



Krystle is due to her vast teaching activities a very diverse and creative teacher. Thanks to her conscientiousness and diligence she is equally appreciated internally as well as externally.

Master in Music, minor subject Philosophy
University of Wyoming, USA

TEFL (Teaching English as a Foreign Language)

5 years of teaching experience in various institutions: Music School, university and language schools 



Michael is a well-balanced and nature loving person. He is regarded as a true language fan and produces/publishes current course books, among other things.

Bachelor in History, Master in Pedagogics
City University of New York, USA

TESOL Diploma (English teacher)
BEST PLUS certificate (evaluation of language levels)

Trilingual (English, Spanish, Hungarian)
over 20 years of teaching experience 


NICO – Switzerland

As co-founder and manager Nico has been taking care of business development, communication and finances since day one. He learned English and French from zero to one hundred and with that rounds off the perspective of the teachers who grew up with English.

Bachelor in Economics, University of Zurich
Master in Management, University of St.Gallen
Business Education, University of St.Gallen

English: Cambridge Proficiency (C2)
French: TCF (C1)
Competent Communicator (Toastmasters International)

Job experience at a major bank, in strategy consulting and as founder and business manager of two SMEs


PETER – USA & Portugal

Peter looks back on roughly 10 years of teaching experience. In his previous job as a tourist guide he learned how to enthuse people and this talent he now brings to  every single lesson.

Bachelor in Business Administration
Southern New Hampshire University, Manchester, USA

CELTA Diploma (English teacher-in-training)

Bilingual (English, Portuguese)
experienced travel guide and entertainer


VICKY – England

Vicky has been part of the team since kick-off. Thanks to her conscientiousness she is much appreciated by her clientele and maintains an above average number of long-term client relationships.

Bachelor in German & Italian
University of Durham, England

CELTA Diploma (English teacher)

Multilingual (English, German, Italian, French); job experience in England, Italy, Austria and Switzerland


YVONNE – Switzerland

Being someone (a lady) working in the care sector Yvonne complements our management team perfectly. She brings lots of creative and talented ideas into the field of content creation, videography and social media management.

Bachelor in Physiotherapy
University of Zurich

certified Pilates instructor

Over 20 years of work experience as a physiotherapist
Over 10 years of being an independent Pilates instructor


Contact us!

We will gladly advise you.