Meet our global employees
Our team is dedicated to advancing democratic security and stability worldwide, leveraging diverse expertise and collaborative spirit to support lasting peace and safety across communities.

Nicole Mechehrawi
Chief Executive Officer

Stefan Schwarz
Chief Operating Officer
Administration team

Ronja Berner
Project Manager

Annika Biallaß
Project Manager & CEO Assistant

Markus Bolder
Chief Financial Officer






Andrea Caspers
Project Assistant
Ronja Berner is a dedicated project manager with extensive experience in international project coordination and a research background in humanitarian assistance. She managed youth exchange programs at AFS Intercultural Programs and gained valuable experience in Germany and abroad, including an internship at GIZ. Fluent in several languages and skilled in intercultural communication, she now applies her expertise at GS-F, advancing projects in Nigeria, Chile and Colombia while fostering strategic partnerships.
Andrea Caspers works at GS-F as a project assistant. She has over 30 years of professional experience and has worked as a secretary and front desk assistant for lawyers, educational institutions and industrial companies. A trained foreign language correspondent for English and French, she supports the smooth running of projects and is always on hand to help out when needed as a reliable team player.


Dr. Susanne Greiter
Gender Expert


Bernd Gosebruch
Chief Procurement Officer


Angelika Grubert
Legal Advisor


Klaus Peter Kilian
Senior Police Advisor & Head of HR
Dr. Susanne Greiter is a historian and Slavic studies expert specializing in gender equality, anti-discrimination, and security. She has 25 years of experience in international election observation for the UN, EU, and OSCE. As a guest lecturer, she teaches peacebuilding at the Bundeswehr Command and Staff College. At GS-F, she leads projects in Eastern Europe, strengthening gender equality in security institutions and addressing violence prevention and capacity-building.
Bernd Gosebruch is an accomplished professional with a background in engineering and public service. After his career as an officer in the German Armed Forces, he served as a senior procurement official for the Federal Ministry of the Interior. He managed key acquisitions for international police missions and specialized equipment. Since September 2023, he has been Chief Procurement Officer (CPO) for the GS-Foundation, leading procurement activities.
Angelika Grubert is a lawyer and qualified criminologist. She has worked as both a lawyer and a judge in various a reas of law during her career, and also gained many years of experience as a manager in the Hamburg administration in a wide variety of activities and authorities. In addition, she has been active in honorary and as a member of supervisory boards and boards of directors of public companies. Since October 2023, she has been supporting the GS Foundation as a Legal Advisor.
Klaus-Peter Kilian is a highly skilled professional with a remarkable career in law enforcement, including service with the elite GSG 9 unit. For the Federal Police and the Foreign Office, he held responsibilities in China, Afghanistan, and the MENA region for a total of nine years. As the founding CEO of the GS-Foundation, he played a key role in establishing its mission and vision. Today, he focuses on recruiting senior experts and continues to support the foundation as a trusted police advisor.


Alice Redhardt
Communications Manager

Michael Schemke
Senior Advisor

Peter Schmidts
Strategic Sourcing Manager


Rolf van de Bruck
Procurement Officer
Alice Redhardt is a versatile communications professional with extensive experience across public service, NGOs, banking, and retail. Highly organized and enthusiastic, she loves to be inspired and inspire others. Her skills range from writing and shaping digital communication to planning and managing events. At the GS-Foundation, she ensures effective internal and external communication with creativity and dedication.
Peter Schmidts is a seasoned professional with extensive experience in banking and corporate management. He has held leadership roles in credit departments and corporate business, focusing on strategic planning, customer relations, and credit management. As Strategic Sourcing Manager at the GS-Foundation, he oversees procurement and contributes to security sector reform projects, emphasizing gender-sensitive strategies and stakeholder dialogue.
Michael Schemke is a senior police professional with nearly 50 years of service in North Rhine-Westphalia. He held leading positions including deputy police president in Krefeld and commissioner of the state police – the highest-ranking uniformed role in NRW. His career includes over eleven years in special forces and extensive strategic work on complex issues such as clan crime. As senior advisor, he supports the GS-Foundation in expanding reform partnerships and the German network.
Rolf van de Bruck worked in various roles at the NRW Police from 1978 until January 1, 2025. During his 46 years of service, he spent approximately 20 years in the special units of NRW, performing various tasks. After his time in the special units, he worked at the Landesamt für Zentrale Polizeiliche Dienste (LZPD) until his retirement. He now works with the Procurement Team at GS-F.


Thilo Vogt
Project Manager
Thilo Vogt is a committed project manager with diverse experience in law enforcement and academic roles. He began his career as a strategic and operational crime analyst with the NRW Police. At DHPol, he was responsible for academic training in the field of international police relations and managed high-profile projects, including the police component of the evaluation of Germany’s engagement in Afghanistan. His international projects include police capacity-building in Ukraine and collaboration with UNITAR for Malaysia’s Coast Guard.
Project staff


Uwe Heller
Deputy Head of Project


Peter Heepen
Project Coordinator


Klaus Kandt
Head of Project






Sebastian Kwika
Head of Project
Uwe Heller has a 45½-year career in law enforcement, including international roles with the European Union in Bosnia and Herzegovina, Kosovo, and Afghanistan, where he served as Chief of Staff. He later led the Operations and Situation Center for Berlin Police and contributed to the “Cooperative Control Center” project with the Berlin Fire Department. Currently, he is Deputy Head of our projects in Nigeria and oversees the Special Intervention Squad project . Moreover, he lectures on Leadership Studies at the Berlin School of Economics and Law.






Yuriy Megera
Local Project Facilitator


Udo Möller
Senior Project Coordinator


Edidiong Obot
Local Project Facilitator


Ana Palii
Local Project Facilitator


Georg Partenheimer
Project Coordinator


Matthias Seeger
Head of Project


ThankGod Umaje
Local Project Facilitator






Natalia Vitiuc
Local Project Facilitator
Natalia Vitiuc is a local, Moldovan project coordinator with 17 years of work experience in international settings. She excels in advisory support, impact assessments, and process enhancement. Natalia coordinates project activities and works with the Ministry of Internal Affairs of Moldova.