Vanessa Kupfer has been a consultant at Sourisseaux Partners since 2024. She completed her psychology studies at the Universities of Mannheim and Heidelberg, driven by the motivation of understanding how individuals and groups can be effectively developed and assessed using empirical methods. In this pursuit, she has involved in developing various diagnostic testing procedures in Germany and Switzerland. During her studies, she also began training as a systemic therapist and counselor. Before joining Sourisseaux Partners, she worked at SAP, where she contributed to the organization of global learning programs and led workshops and coaching sessions on various developmental topics.

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Dr. Mira Strong joined Sourisseaux Partners as a consultant in 2025. She studied psychology in Erlangen, focusing on diagnostics and methodology during both her diploma and doctoral studies. Before joining Sourisseaux Partners, she worked in personnel services and later for an international automotive supplier. From these positions, she brings experience i.a. in account management and executive recruiting, as well as project management and leadership roles.

Nadja Wienand has been a consultant with Sourisseaux Partners since 2011, bringing over 15 years of experience in business psychology, specifically in areas such as management diagnostics, as well as personnel and organizational development. After completing her studies in psychology and business administration, she worked in the personnel development department of an international corporation, where she led a team within the strategy division and was responsible for the cultural development of a business unit. She is also active in leadership development as a trainer and systemic business coach.

Miriam Fortunato joined Sourisseaux Partners as a consultant in 2025. Holding a degree in Psychology, she brings more than 11 years of experience in management diagnostics and leadership development, particularly serving clients in the automotive, industrial, and insurance sectors. Thanks to her training as a Systemic Coach, she has also been supporting leaders and management teams in her role as a coach since 2015.

Elena Heieck joined Sourisseaux as a Consultant in 2023. After completing her degree in Psychology in the Netherlands, she joined GIZ's global psychosocial support team, concentrating on staff training, development, and psychosocial support. Later, she pursued a Master's degree in Mental Health and Clinical Psychology in London. She started specialising on surf therapy, first coordinating a project in a UK-wide charity, then serving as Head of Operations for a Portuguese charity. In both roles she was taken with overseeing recruitment, training, and management. Currently, Elena runs her own mindful surfing project "Currents and Swells" in Portugal, offering stress management, resilience training, team assessment and team building, leadership development and coaching, and surf therapy services.

Dr. Marit Gerkhardt holds a PhD in psychology and brings more than 22 years of consulting experience from leading management consultancies and an international DAX-listed company. Most recently, she held a global leadership role in Organizational Development at a global pharmaceutical group with approx. 54,000 employees.

Her core expertise is in Executive and Management Diagnostics, supporting organizations across industries in critical leadership selection and development decisions. She also advises companies on organizational development and the strategic management of transformation processes. In addition, she coaches executives, senior leaders, and management teams, helping them strengthen leadership effectiveness and successfully navigate complex organizational challenges.

Sonia Gross first joined Sourisseaux Partners as an intern in 2022 and has been part of the Back Office team since October 2025. After completing her Master's degree in Business Psychology at the University of Padua, she now contributes her expertise in organizational and administrative functions, with a particular focus on supporting assessment-related processes.

Nicole Flicker has been with Sourisseaux Partners since 2007. Her tasks include the coordination and organisation of assessments and the handling of various projects.

Melanie Nielsen is a trained legal administrative assistant and has been working as a team assistant at Sourisseaux Partners since September 2018. In addition to supporting the participants, her responsibilities include organizing assessments and working on various projects.

Jessica Knape has been part of the Sourisseaux Partners team since February 2025. Previously, she worked for several years in administrative support in the visa sector in the American Embassy in Frankfurt. In her current role, she is responsible for organizing assessments and supporting participants, as well as implementing various projects.

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