JK · Dr. Joy Kilani
    Testimonials

    References and Client Testimonials

    Voice, presence and impact in practice. My work shows itself not in textbook English results, but in linguistic confidence, presence and impact under real pressure.

    I work with executives, professionals and experienced leaders who need to come across in English not merely correctly, but credibly, clearly and with composure.

    It is not about knowing more vocabulary. It is about speaking, in the right moment, in a way that makes competence, calm and leadership audible.

    Trusted by leading companies in the DACH market

    • SAP SE
    • BASF
    • Abbott
    • Deutsche Telekom
    • SEW-Eurodrive
    • VESCON GmbH
    • Netlution GmbH
    • Strategir GmbH
    • b|net GmbH & Co. KG
    • Invisio Clinical Studies
    “

    Through her background in psychology, Joy has made a major contribution to helping me handle stressful situations. At SAP we work with American colleagues every day. From Joy I learned how to engage with Americans in a business appropriate way, not only in terms of language, but also in the right manner of interaction. She does not accept 'no' as an answer, and in today's world that is a very good thing!

    Ivanka Benouis
    Director, Sales Programs · SAP SE, Walldorf
    “

    Joy is anything but a classic English teacher: she is a true language coach. With great sensitivity, humor and an incredible feel for what you really need, she meets you exactly where you are. Her coaching is completely tailored to me. Every session feels more like a good conversation, and yet you learn an incredible amount.

    Mike Bernhard
    Managing Director · b|net GmbH & Co. KG, Frankenthal
    “

    After two years of intensive training with Joy Kilani, my English is at a level I would never have expected at the beginning. Her background in psychology is clearly noticeable. I can only recommend her, especially for anyone who is not well served by standard training.

    Carsten Brose
    Sales Director · Düsseldorf
    “

    This is the most effective language instruction I have ever had, perfectly tailored to me. Joy has a warm and humorous manner. It is precisely this humor that almost makes you forget you are actually in a lesson. But she is also a very strict coach: the only kind of instruction in which I have really learned something.

    Yvonne
    Client · August 2025
    “

    After barely two months of training with Joy, my colleagues in England noticed how much my English had improved. Beyond that, she teaches me how to appear more confident in front of business partners. No English app in the world can do that.

    Alina Varaksin
    Management Assistant · Invisio Clinical Studies, Mannheim
    “

    I have been with Joy for several years now. The continuous training helps enormously. It is very varied, instructive, and usually a lot of fun too. I am looking forward to many more English lessons.

    Karl Heinz Charusa
    Director · VESCON GmbH, Frankenthal
    “

    It is simply fun to learn English with Joy, because you don't only learn the language, you also build a great deal of self-confidence. That makes it much easier to take part in English speaking meetings. Thank you, Joy.

    Christian Löb
    Client · Netlution GmbH, Mannheim
    “

    Joy Kilani is not only a highly competent English teacher: she is also a trainer who, alongside solid language skills, gives you the confidence you need to use a foreign language in a professional environment.

    Cyril Croutelle
    Client Development Director · Strategir GmbH, Mannheim
    “

    Joy treats communication holistically. It is not only important what you say, but also how you say it. She tolerates no slacking off. Letting your lessons slide is not an option here: perfect conditions for an optimal result.

    Mike
    Client · January 2014
    “

    Anyone looking for off the shelf English lessons is in the wrong place. Joy works individually with your language abilities and coaches your weaknesses in a targeted way. The lessons are always fun, even though the necessary rigor is never missing. The success of her clients matters to Joy personally.

    Laurens
    Ph.D. Student · September 2013
    “

    Joy has not only taken away my fear of speaking English. By now I actually enjoy learning and using the language. Even though Joy corrects every mistake, I am no longer afraid to make them. Thank you!

    Alexandra Wüst
    Client · May 2014
    “

    Working and learning with her is just amazing. Amazing, funny and really effective. Due to Joy, I learned how to talk and to write in proper English and successfully passed my A levels. Thanks a lot.

    Caroline
    Client · August 2013
    “

    The lessons with Joy are incredible effective. I like to work with her. She is nice and friendly, but strict and full blown.

    Mark Schweitzer
    Client
    “

    For the past six months I have been taking my English course with Joy and I am absolutely thrilled. Joy manages to make the sessions enjoyable and addresses every question. My English gets better from one time to the next, and I feel more confident in conversations. A complete recommendation.

    Nadine Thomson
    Client · August 2013
    “

    I have been a student of Joy's for two years. At the beginning I felt very insecure with the English language. With every coaching session my vocabulary grows and I become more self-confident. Thanks to the varied lessons and her open, warm manner, learning with Joy is always fun.

    Manuela
    Client · September 2013
    What my clients describe is not classic English instruction. It is linguistic recalibration with real impact.

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