We are 36 activists, policy specialists & developers

    • unknown

      Aiko Kempen

      Investigative Journalist FragDenStaat


    • anneware

      Anne Ware

      Program lead Jugend hackt

      Anne is responsible for fundraising at Jugend hackt. She has a degree in political and social sciences and has previously worked as a project manager and coach for youth participation and community programs.


    • arnesemsrott

      Arne Semsrott

      Project management FragDenStaat

      Arne (he/him) leads FragDenStaat and is an expert in the domain of Freedom of Information (FOI). With a background in political science, he also works as a freelance journalist and engages with other NGOs in topics related to transparency and lobbyism, e.g. for LobbyControl and the Whistleblower Network.

      Mail Twitter GitHub

    • christinawillems

      Christina Willems

      Project Manager Policy and Open Data

      Christina (she/her) is a project manager for policy and open data. She is the contact person for the alliance F5.

    • denesjaeger

      Dénes Jäger

      Project coordinator policy and open data

      Dénes (he/him) is project coordinator for policy and open data. He works as a freelance journalist and has several years of experience as data researcher in the field of digital political monitoring.

      Mail Mastodon

    • unknown

      Denis Witt

      SysAdmin at FragDenStaat

      Denis is a system administrator at FragDenStaat since the end of 2023. Previously he worked in corporate education and training for almost 20 years, designing and managing server environments for OpenSource learning platforms.


    • henriette

      Dr. Henriette Litta

      Managing Director

      Henriette (she/her) is Managing Director of OKF Germany. She is a political scientist.


    • unknown

      Dr. Vivian Kube



    • giulianorberti

      Giulia Norberti

      Giulia supports the management in bookkeeping, finances, accounting and general chaos management


    • unknown



      Gregor supports us and our projects as Devops and system administrator. He works on facilitating open source software in business context.


    • hannahvos

      Hannah Vos

      lawyer FragDenStaat

      Hannah is with the OKF since March 2021 and part of FragDenStaat’s legal team.


    • unknown

      Isa Lachmann

      PR FragDenStaat


    • judithdoleschal

      Judith Doleschal

      Projectmanager FragDenStaat.de

      Judith is part of the FragDenStaat team and responsible for community management and fundraising.


    • Jules Strahlmann

      Jules Strahlmann

      Environmental Data School

      Jules supports educational formats and networking. Has a background in Urban Research and studies Political Ecology as well as Digital Geography.


    • pajowu

      Kara Engelhardt

      Tech-Lead at FragDenStaat.de

      Kara (she/her) leads the tech-team at FragDenStaat.

      Mail Twitter GitHub

    • lisa_jahn

      Lisa Jahn

      Project management Jugend hackt

      Lisa supports Jugend hackt as project manager for events. Previously, she worked for a research museum on participation processes and formats as well as for various cultural institutions and projects.


    • unknown

      Luisa Izuzquiza

      Brussels Liaison Officer FragDenStaat


    • marie_k

      Marie Kreil

      Co-Director Prototype Fund

      Marie manages the Prototype Fund together with Patricia. She is also in charge of managing the projects during their funding period. She studied cultural journalism and researched new models for online journalism platforms. Since then, she has worked as a freelance journalist, campaigner, communications officer, infosec trainer and event organizer for various projects in journalism, privacy and open source.

      Mail Twitter Website

    • marielenawiese

      Marie-Lena Wiese

      Program Management Prototype Fund

      Marie-Lena (she/her) manages the funded projects at the Prototype Fund. She studied Middle Eastern Studies and Political Science in Halle, Marburg and Cairo. Previously, she worked in a project for digital democracy promotion.


    • maxk

      Max Kronmüller

      Student Assistant at FragDenStaat.de

      Max (he/him) works at FragDenStaat as Student Assistant, where he previously also completed his year of voluntary service.

      Mail Twitter GitHub

    • maximilianvoigt

      Maximilian Voigt

      Project management Prototype Fund Hardware

      Maximilian Voigt works on projects in the field of open education. Further more he campaigns for fabrication laboratories, is engaged in physical computing and supports free education. Before his work at the OKF he co founded the FabLab Cottbus e.V., studied technical journalism, public relations and culture and technology. His master thesis was about the educational potential of open workshops.

      Mail Mastodon Website GitHub

    • melekbazgan

      Melek Bazgan

      Research FragDenStaat

      Melek (she/her) unterstützt FragDenStaat als studentische Hilfskraft und recherchiert unter anderem zu Frontex. Sie studiert Soziokulturelle Studien in Frankfurt (Oder).


    • unknown

      Monica Phương Thúy Nguyễn

      PR FragDenStaat


    • unknown

      Nadja Laschinski


      Nadja (she/her) supports our managing director and our projects in accounting and office management.


    • nina

      Nina Schröter

      program leads Jugend hackt

      Nina (she/her) has been responsible for the events ath Jugend hackt since the beginning of 2020. Prior to her time at Jugend hackt, she spent many years designing and supporting participation processes.


    • patricialeu

      Patricia Leu

      Co-Director Prototype Fund

      Patricia (she/her) runs the Prototype Fund together with Marie and is also responsible for the Prototype Fund’s communication. She studied religion and culture in Berlin and did research on media discourse hegemony. Previously, she worked in public relations for various NGOs.


    • paulrobben

      Paul Robben

      Communication Prototype Fund

      Paul is responsible for communication and project management at the Prototype Fund. He studied mathematics and is active in the climate justice movement. Previously, he worked at BUND e.V., where he organized the Bits & Bäume Conference 2022.


    • petra

      Petra Balint

      Assistance of Managing Director

      Petra (she/her) supports the Managing Director and our projects in finance- and project management. She has previously worked as a project manager for various human rights, administrative modernization and open source projects.


    • philipsteffan

      Philip Steffan

      Project management Jugend hackt

      Philip (he/him) joined Open Knowledge Foundation Germany in August 2018 as the new Community Manager of Jugend hackt. He’s always loved to connect, communicate and explain and has played an important part in the German Maker community in the past years as a makerspace founder, blogger, tech journalist and curator of Maker Faires.

      Mail Twitter

    • sonjafischbauer

      Sonja Fischbauer

      Organisational Development & Community Strategy

      Sonja (she/her) works as specialist for organizational development and community strategy in the management team. As part of that role, she manages collaboration with the civic tech network Code for Germany. From 2018 to 2020, she was a program manager for Jugend hackt.

      Mail Twitter Website GitHub

    • SophiaSchulzeSchleithoff

      Sophia Schulze Schleithoff

      Accompanying Research Prototype Fund

      Sophia has been responsible for conducting accompanying research and for organising events at the Prototype Fund since January 2023. She studied politics, economics, and philosophy in Hamburg.


    • stefanwehrmeyer

      Stefan Wehrmeyer

      Developer FragDenStaat

      Since 2009 Stefan Wehrmeyer promotes Open Data and he started the Freedom of Information (FOI) portal FragDenStaat.de in 2011.

      Mail Twitter Website GitHub

    • unknown

      Thomas Babyesiza

      Public Relations FragDenStaat

      Thomas has been a press and public relations officer at FragDenStaat since 2023. He studied political science with a focus on German and European politics. He completed his training as a press officer at ECCHR Berlin e.V. At FragDenStaat, Thomas is responsible for communication regarding strategic process management and work in a European context.


    • veradelejahotko

      Vera Deleja-Hotko

      Investigations/Research FragDenStaat

      Vera is an investigative journalist and manages journalistic research at FragDenStaat. Before, she worked as a freelance journalist mainly on the topics of migration, right-wing extremism, and social injustices for German, Austrian and Swiss media. She was part of the team working on the publication of the Ibiza-Video as well as the Frontex Files.

      Mail Twitter Website

    • walterpalmetshofer

      Walter Palmetshofer

      Project management

      Walter is an economist by training and has been involved in the domain of Netzpolitik for many years. He is project lead of the EU research project Open Data Incubator (ODINE), the Digitaler Offenheitsindex [do:index], and supervises the Open Data Census. He worked as a system administrator in NYC, before moving to Berlin, where he co-founded a start-up in 2012.

      Mail Twitter

    • unknown

      Yasemin Altınay

      communications manager

      Yasemin (she/her) is the communications manager in the management team at Open Knowledge Foundation. She studied Applied Literary Studies in Berlin and is a qualified publishing manager.



    • jochenklar

      Dr. Jochen Klar

      IT Infrastructure Volunteer

      Jochen develops software in the scientific environment and works in various projects to professionally capture and store research data and to make it freely accessible via the Internet. Jochen supports the OKF team on a voluntary basis: he administrates the community server. He is also active in the Code for Germany network and co-organises the OK Lab Berlin.

      Twitter Website GitHub

    • ernestoruge

      Ernesto Ruge

      IT Infrastructure Volunteer

      Ernesto is the founder and owner of binary butterfly, a software company specializing in web applications for transport and Open Data. Ernesto supports the OKF team in a volunteer capacity: He maintains the servers of the Wordpress blogfarm, housing numerous websites of OKF projects. When not tending to our websites, Ernesto is active in the Code for Germany network. As a volunteer developer he created the Civic Tech platforms Politik-bei-uns.de and mein-stadtarchiv.de. Ernesto also co-developed the data interface OParl, which benefits local government.

      Twitter Website GitHub

    • maximilianricht

      Maximilian Richt

      IT Infrastructure Volunteer

      Maxi supports the OKF team in a volunteer capacity: As a software developer and Open enthusiast he has worked on many OKF projects. His experience and expertise are greatly valued by our tech team, who regularly turn to Maxi for consultation and hands-on help. Maxi has developed and deployed numerous Civic Tech and Open Source applications, with a passion for mobility and transport Open Data. As an active member of the volunteer network Code for Germany, he has developed Civic Tech platforms including kleineAnfragen.de and sehrgutachten.de.

      Mail Twitter Website GitHub