Janett Groenhoff

Senior Client Relationship Manager

“Uniting teams and developing personalities are our passion.”

Janett Groenhoff's many years of experience supporting and advising small and medium-sized companies has given her a keen sense of what makes companies and the people in them tick. She believes that the key to successful business management is the right fit between personality and organization.

As a Client Relationship Manager, she is committed to building long-term, trusting relationships. Our partners and clients can always rely on her personalized, context-appropriate solutions that work.

All Team Members

Our Team Members

Dr. René Kusch

Dr. René Kusch
Managing Partner

“Relevance results from goal orientation, effectiveness, and fun.”

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Sarah Weyhenmeyer

Sarah Weyhenmeyer
Partner

“We free up our clients for the really important decisions.”

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Dr. Anne-Grit Albrecht

Dr. Anne-Grit Albrecht
Associate Consultant

“With the help of diagnostics, everyday work can be made easier in all its facets.”

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Annette B. Czernik

Annette B. Czernik
Associate Consultant

“Encouraging people in organizations to be the best versions of themselves using the power of analysis.”

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Caroline Rolofs

Caroline Rolofs
Administration

“We combine science with practice and support our customers with enthusiasm and application focus.”

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Deniz Dirik

Deniz Dirik
Werkstudent

“Psychologische Diagnostik als Grundlage für Personalauswahl und -entwicklung ebnet den Weg zu nachhaltigem Wachstum und Erfolg im Team.”

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Florence Wehrbein

Florence Wehrbein
Training Manager

“We help our customers understand and build on their individuality. Because people make the difference.”

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Dr. Gerrit Pelzer

Dr. Gerrit Pelzer
Associate Consultant

“We are not thinking beings who feel, but feeling beings who think.”

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Isabelle Marten

Isabelle Marten
Working Student

“Our task is to identify and promote the individual strengths of people and teams with the help of evidence-based personality assessments.”

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Jan Gittinger

Jan Gittinger
Associate Consultant

“The key to success is experience and the ability to apply it with precision.”

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Jana Fischer

Jana Fischer
Chief of Staff & Consultant

“We make aptitude diagnostics experienceable, applicable, and impress our customers and partners with highest quality and reliability.”

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Julia Rottwinkel

Julia Rottwinkel
Administration Project Manager

“Understanding and nurturing the different personalities in a team is the key to successful leadership.”

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Julia Zahner

Julia Zahner
Teamassistenz

“Wir verwandeln ambitionierte Ziele in messbare Erfolge und leiten Unternehmen durch wegweisende Strategien zum Erfolg.”

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Kussai El-Chichakli

Kussai El-Chichakli
Associate Consultant

“In matters of leadership, there is hardly anything more relevant than a profound understanding of one's own personality.”

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Laura Mehner

Laura Mehner
Consultant

“Wir vereinen wissenschaftliche Erkenntnisse mit praxisnaher Anwendung, um individuelle Stärken zu erkennen und herausragende Zusammenarbeit zu fördern.”

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Liv Vanhöfen

Liv Vanhöfen
Werkstudentin

“Exzellente Zusammenarbeit beginnt mit solidem Team-Building – der Grundstein für Erfolg.”

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Dr. Marco Behrmann

Dr. Marco Behrmann
Associate Consultant

“Sharing information about Hogan Assessments and their application advances our day-to-day work.”

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Mira Ehrhardt

Mira Ehrhardt
Consultant

“Success and positive development require critical insight and knowledge.”

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Niels Frommeyer

Niels Frommeyer
Senior Consultant

“Scientific diagnostics is the fastest and at the same time most sustainable lever for business success.”

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Nina Sperling-Schulz

Nina Sperling-Schulz
Consultant

“Making the most of individuality with the help of science — our customers can rely on that.”

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Oliver Barth

Oliver Barth
Associate Consultant

“It’s all about making the theory practically applicable. That’s how companies get the optimum added value.”

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Paul Eisenblätter

Paul Eisenblätter
Working Student

“Solid tools from personality psychology that show great effectiveness in our costumers' daily practice fascinate me.”

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Reinhard Rubow

Reinhard Rubow
Head of Administration

“When leaders understand how they are perceived and what drives others, they can manage themselves and their teams more effectively.”

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Simone Jagniaszek

Simone Jagniaszek
Principal Consultant

“Listening, understanding and thinking ahead: that’s how companies and customers get where they want to go.”

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