“Wonderful…very interesting and different…most important when exercising leadership. … I wholeheartedly recommend Jack Nasher to any one who wishes to be convincing in his professional environment.“

Jens Kohlmann
(Officer and Principal Technical Manager, AIDA Cruises)

“A polished concept, put together fantastically. My goodness, what more could you ask for?!? This is how seminars are done!“

Peter Friedrich
(Head of Human Resources Germany, Nordzucker AG)

“Highly captivating and educational…A true must for everyone working with other people.“

Dr. Alexander Droege
(Head of Legal and Consumer Policy, Markenverband)

“Highly interesting and very fun. Jack Nasher gave me great insights.“

Wolfgang Reuter
(Senior Sales Manager, T-Systems)

“Very vivid and full of variety through all the personal stories and examle. This way, the illustrated techniques are highly vivid and entertaining. A+“

Harald Dreyer
(HR, Sparkasse KölnBonn)

“priceless insights into how to show our consulting abilities… Jack Nasher’s style of delivery was truly absorbing; altogether a highly valuable and fun day“

Kristine Hartkemper
(Unity AG)

“Highly informative and hands-on…a very successful event.“

Adrian v. Sigriz
(Head of Technology, Roche Diagonstics)

“Challenging and intriguing!“

Bettina Wolff
(Director Procurement, Autoliv Inc.)

“Jack Nasher presented lots of fascinating information in a truly captivating way. It was lots of fun and, most importantly, highly effective!“

Dr. Mark Grether
(Head of Strategic Marketing, United Internet Media)

“Jack Nasher’s presentation was immensely interesting and thought-provoking…truly absorbing…very practical techniques that are already part of my everyday routine.“

Dr. Keqing Lin
Project Manager (BSH Bosch und Siemens Hausgeräte GmbH)

“Very good content, rich in variety with theory and practice. Nonchalant and funny but still a very structured presentation…Thank you very much for this highly captivating training. I enjoyed it and it made developing myself fun.“

Thomas Groß
(Objektbau Thomas Groß, Property Construction)

“Our aim was to systemize the negotiation process within our international and diverse management teams. Jack Nasher’s negotiation seminar proved to be immensely helpful and the participants‘ feedback was excellent!. We have been offering internal negotiation trainings for over 15 years – this was the Best!“

Guido Durrer
(Head HR & Organizations, Meritor AG)

“Professor Nasher is the true professional in his industry. I especially liked his honest, authentic, and sometimes even edgy style.“

Thomas Onay
(Manager Customer Service, Linde Healthcare)

“I have attended many seminars, especially focusing on price negotiations. What I liked best about the NASHER training as head of procurement in a mid-size company was the holistic approach. Preparation, tactics, and lots of psychology presented in a unique way. You truly look forward to the next negotiations to apply these skills. I therefore wholeheartedly recommend that every experienced procurement manager attend this training.”

Joerg Fischer
(Procurement, Freudlsperger Beton- und Kieswerke GmbH)

„The two days were sensational for all of us and for most of us it was the best seminar we ever had.
… Scientifically sound, exciting case studies, memorable applications and the whole thing presented in an entertaining way! Thank you so much!“

Johannes Fuess
(Senior Account Executive, salesforce)