We are 27 activists, policy specialists & developers

    • adrianagroh

      Adriana Groh

      Head of Civic Tech

      Adriana is Head of Civic Tech at the Open Knowledge Foundation and leads the Prototype Fund. She studied Public Policy and Democratic Innovations in Maastricht, researched participation in the EU and co-founded the initiatives wepublic and #WirVsVirus.

      Mail Twitter

    • arnesemsrott

      Arne Semsrott

      Project management FragDenStaat

      Arne leads FragDenStaat.de 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

    • belaseeger

      Bela Seeger

      Project lead Turing-Bus

      Bela works at the Open Knowledge Foundation Germany as project lead of the educational projects “DatenmachenSchule” and “Turing-Bus”. As a sociologist of technology he is interested in social transformation processes in the fields of Open Knowledge, Open Source, Open Hardware and Open Education, in which civil society actors become active co-creators.

      Mail Twitter Website

    • claudiajach

      Claudia Jach

      Project Manager

      Claudia works on sustainability issues and policy.


    • henriette

      Dr. Henriette Litta

      Managing Director

      Henriette is Managing Director of OKF Germany. She is a political scientist and has been thinking about the concept of sovereignty in a democratic society for 20 years now. She brings in fresh expertise especially in the fields of organizational development, political impact and finance architecture.


    • philliphofmann

      Dr. Phillip Hofmann

      Head of Legal FragDenStaat

      Phillip is the company lawyer for the Open Knowledge Foundation Germany since 2020 and working as Head of Legal for the project FragDenStaat. Before, he had been working as a lawyer for multiple years in the areas of copyright, data protection and IT law. In the name of freedom of information and transparency, his hobbies include sueing and being sued.

      Mail Twitter

    • ernestoruge

      Ernesto Ruge

      Developer OParl

      Ernesto supervises and develops the projects Politik bei Uns and OParl and therefore the topic local transparency and local government information systems. Additionally, he works with mobility data / renewable energy sources and administrates the OKF-DE blogfarm. He works as a self-employed consultant and developer.

      Mail Twitter Website GitHub

    • unknown

      Giulia Norberti

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


    • unknown



      Gregor supports us and our projects as 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.


    • judithdoleschal

      Judith Doleschal

      Projectmanager FragDenStaat.de

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


    • juka

      Juliane 'Juka' Wessalowski

      Verschwoerhaus & Jugend hackt Ulm

      Juka keeps the flag flying for open data and OKF in Ulm/Southern Germany. Organizes Jugend hackt Ulm and other stuff all about digital literacy in the Verschwoerhaus maker space. She graduated in Computer Science and Media, while being an artist at heart, and loves to question all the things!

      Mail Twitter Website GitHub

    • katharinameyer

      Katharina Meyer

      Strategy Prototype Fund

      At Prototype Fund, Katharina heads the accompanying scientific research on topics and innovation processes and is responsible for the strategic development of the programme and its network. She is a STS scholar and investigates social development environments of digital infrastructure with the IDE project. With Polynocular Tech Lab she was a Fellow at the Center for Advanced Internet Studies. Previously, she was a research fellow at the Centre for Digital Cultures and project lead for Digital Humanities at OKFN.

      Mail Twitter

    • leapfau

      Lea Pfau

      Campaigner FragDenStaat

      Lea has been working for the OKF since September 2017, first for the Demokratielabore and since May 2019 for FragDenStaat and the Volksentscheid Transparenz. She studied Political Science at the FU Berlin. Working with the European Youth Parliament, she explores the significance of media in policial youth education. She can often be found at events, either giving talks or shooting event videos.

      Mail Twitter

    • marie_g

      Marie Gutbub

      Program Manager & Events Prototype Fund

      Marie is in charge of program management and events at Prototype Fund. She has previously worked as a freelance journalist, campaigner, communications officer, infosec trainer and event organizer for various journalism, privacy and open source projects.

      Mail Twitter Website

    • maxk

      Max Kronm├╝ller

      Volunteer at FragDenStaat.de

      Max learned about FragDenStaat at Jugend Hackt and is now doing a voluntary year at OKF.

      Mail Twitter GitHub

    • maximilianricht

      Maximilian Richt

      Developer kleineAnfragen

      Maximilian created kleineAnfragen.de and sehrgutachten.de. For the Open Knowledge Foundation Germany he works on a voluntary basis from Southern Germany, where he lives.

      Mail Twitter Website GitHub

    • maximilianvoigt

      Maximilian Voigt

      Project management

      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 Twitter GitHub

    • mechthildschmidt

      Mechthild Schmidt

      project management Jugend hackt

      Mechthild is project manager for Jugend hackt. She is coordinates the Jugend hackt Labs and aims to scale more Labs within Germany - so Jugend hackt has an impact everywhere. Furthermore, Mechthild is in charge for financial administration.


    • nina

      Nina Schr├Âter

      project management Jugend hackt

      Nina 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

      Communication Prototype Fund

      Patricia manages the Prototype Fund’s communication channels and is responsible for further developing its content strategy. She studied religion and culture in Berlin and researched media discourse hegemony. She previously worked in the campaigning and communication teams of different NGOs and managed the public relations of a youth organization.


    • petra

      Petra Balint

      Assistance of Managing Director

      Petra 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 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

      Community Strategy

      Sonja studied archaeology and has worked at excavations and in museums. She has experience as a freelance consultant for multiple community-driven projects in the field of technology and Free Knowledge. For three years, she was a program lead for Jugend hackt.

      Mail Twitter Website GitHub

    • 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

    • thomasfriese

      Thomas Friese

      Program Manager Prototype Fund

      Maintains and evaluates the Prototype Fund’s funded projects, monitors their progress and, in particular, advises the Prototype Fund team and funded coders on technological issues. Thomas is a generalist, autodidact and most recently worked as a system administrator, developer and development operator.

      Mail Twitter Website GitHub

    • 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