Our team has 36 members. Our board members can be found here.

Adriana Groh

Adriana is part of the Prototype Fund Team and responsible for the program management. Previously, Adriana studied Political Science and European Public Policy and Governance in Frankfurt am Main and in Maastricht. She is interested in how digital tools can improve democratic participation and communication. In 2016, Adriana started the project wepublic that aims connect societal and political interests.
Adriana works on:

Anna Alberts

Anna Alberts leads the EU research project She has a degree in international development studies and international relations and worked as desk officer for data- and geopolitics at the Ministry of Foreign Relations of the Netherlands. Anna develops Social Innovation projectsat the Peace Innovation Lab in Berlin.

Anna works on:

Arne Semsrott

Arne leads 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 and the Whistleblower Network.

Arne works on:

Bela Seeger

Bela works alongside Anna to bring more transparency to budget data in Europe with OpenBudgets. He specializes in public relations, communication, and graphic design and compiles the monthly OKF newsletter. He holds a degree in European Studies on Society, Science and Technology and joined OKF DE in 2014.

Bela works on:

Elisa Lindinger

Elisa supports the Codefor team in the project “Digital Refugee Labs’. After studying Prehistory, she soon got involved with IT projects in the cultural sector. Apart from working for OKF DE, she supports archaeological research projects in Sudan technically and takes part in the Research Center for Culture and Computer Science at the University of Applied Sciences Berlin.

Elisa works on:

Ernesto Ruge

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.

Ernesto works on:

Fiona Krakenbürger

Fiona has been with OKF DE since 2014 and is Code for Germany’s Community Organizer. She supports 20 Open Knowledge Labs together with Julia and Eileen and studies the sociology of technology at the Technical University in Berlin. She has strong ties to a number of different NGOs that are connected to OKF DE’s work and has been active in the field of digital literacy for a number of years. In 2016, Fiona will be Project Lead in the Code for Germany project “Digital Refugee Labs’.

Fiona works on:

Helene Hahn

Helene is project lead for different community and tech based projects at the Open Knowledge Foundation Germany since 2013. She is interested in how data and technology can benefit our society and forster positive social change.During the last years, she conceptualised and implemented various projects, such as Coding da Vinci, Zugang gestalten und Energyhack Reloaded. Currently she is working on Datenschule (School of Data Germany), a programm that helps non-profit organisations, civil rights defenders and activists to understand and use data and technology effectively to increase their impact on societal challenges. Helene is part of the policy group at OKF DE, runs workshops and gives talks on different topics around the knowledge society. Previously, she studied Cultural Sciences and worked for different media agencies.

Helene works on:

Jasmin Helm

Jasmin studied sociology at Potsdam University and supports the projects „Datenschule“ and „Demokratielabore“ since October 2016. The handling of data in a responsible way is a main concern for her.
Jasmin works on:

Jessica Binsch

Jessica is part of the Prototype Fund team. She is the communications lead and contributes to strategic development of the project. Previously, Jessica has worked as a journalist for several years. She has covered technology with a focus on tech politics, activism and civil society, and has written for large German media outlets. Her goal is to contribute to making technology more open and to enable more people to contribute to this space.

Jessica works on:

John David Langlo

John is a working student at 2030Watch and mainly responsible for communication and research assistance. In Vienna John majored in development studies and currently studies for his postgraduate degree in „Contemporary European Studies: politics, policy and society“ at the Humboldt University Berlin. As an intern John worked for the German permanent mission to the UN Human Rights Council in Geneva and Deutschlandfunk Kultur broadcasting in Berlin.
John works on:

Julia Kloiber

Julia is project lead at OKF DE since 2012. Her work focuses on the areas of Open Data and Civic Tech. She has realized a number of community-driven projects such as StadtLandCode, Germanys first incubator for Civic Tech, and a number of Open Data hackathons. Currently, she is the project lead of Code for Germany, a nationwide civil tech community that builds digital tools and applications using Open Data. Julia studied Design and New Media, and worked in policy campaigns before joining the Open Knowledge Foundation. She is a member of Digitale Gesellschaft e.V. and gives talks on Open Knowledge and Open Tools.

Julia works on:

Knut Perseke

Knut works as a programmer with Open Knowledge Foundation Deutschland since February 2015. He is currently enrolled at TU Berlin (computer science) and supports our projects with his technical expertise. He focusses on mobile applications and web development, and is founding member of the project Mnemosyne, developing new forms of access to archives of cultural heritage institutions.

Knut works on:

Lea Pfau

Lea has been working for the OKF since September 2017 in the project Demokratielabore. She studies Political Science at the FU Berlin and, working with the European Youth Parliament, explores the significance of media in policial youth education.
Lea works on:

Lea Schubert

Lea has been working for the Open Knowledge Foundation since September 2017 and joined the projects Jugend hackt and Frag den Staat.
Lea works on:

Leonard Wolf

Leonard Wolf unterstützte 2015 bereits als Praktikant und Fotograf das Team von „Jugend hackt“ bei der Planung und Durchführung des Berliner Events. Nach seinem Schulabschluss im Juli 2016 begann er seinen Bundesfreiwilligendienst bei der Open Knowledge Foundation. Seit September 2017 ist Leonard als studentischer Mitarbeiter bei den Demokratielaboren. Sein persönliches Interesse liegt in der Fotografie, weshalb er auch regelmäßig als Veranstaltungsfotograf unterwegs ist.

Leonard works on:

Lydia Böttcher

Lydia unterstützt das Team der Demokratielabore im Bereich des Projektmanagements politische Jugendbildung. Sie hat Erziehungs- und Bildungswissenschaft an der Freien Universität Berlin studiert und ist schnell in die Bildungsarbeit im Bereich der Jugendbeteiligung eingetaucht. Die Begleitung und Unterstützung von jugendlichen Freiwilligen im Programm des Freiwilligen Jahres Beteiligung sowie für den Landesjugendring Berlin e.V. haben sie einige Jahre beschäftigt und begeistert. Nebenbei gründete sie mit anderen Freiberufler_innen zusammen das stuhlkreis_revolte Kollektiv, ein Kollektiv für emanzipatorische Bildungsarbeit und Prozessbegleitung. Neben der Arbeit in den Demokratielaboren ist sie weiterhin freiberuflich tätig und immer auf der Suche nach neuen Herausforderungen.


Mara Mendes

Mara Mendes is project lead of the EU research project The Digital Whistleblower: Fiscal Transparency, Risk Assessment and Impact of Good Governance Policies Assessed. The central objective of DIGIWHIST is to improve trust in governments and efficiency of public spending across Europe. Previously, she has worked in the area of advocacy and campaigning with Transparency International. Mara is interested in fighting against and preventing corruption. She holds a masters degree in Media, Communication and Development and a Bachelor in Sociology, Politics and Media Science.

Mara works on:

Maria Reimer

Maria Reimer is project lead for Jugend hackt. She studied Public Administration and Public Policy. Next to OKF DE, she works part-time for a member of the German parliament and actively promotes the Freedom of Information Act (FOI) as a Transparency International Germany volunteer.

Maria works on:

Dr. Markus Neuschäfer

Markus is project lead of edulabs and DARIAH-DE, he focuses on education, Digital Humanities and Open Science. He engages with Open Data in Science and Culture and is especially curious about the visibility of open content and open educational resources. He holds a PhD German Philology, worked at the University of Göttingen and developed Open Science business models in publishing. He also supports the volunteer platform with webdesign and coordination.

Markus works on:

Matthias Löwe

Mat is working on crazy workshops for the FamilyLabs and the DemocracyLabs since 2017. As an interaction designer, he is researching playful interaction and gives workshops around the world. He is also engaged in workshops, talks and festivals of the Initiative Creative Gaming to establish an artistic and creative use of games by kids, stages gamejams and game-culture events like temporary escape games, XBox-Rock Battles or retell contests with the Gamestorm-team, shows game movies at a Machinima cinema and co-organizes A MAZE. events like the European indiegamefestival. In addition, Mat is coordinating the activities of the German Code Week together with the old Code Week Award team.

Matthias works on:

Maximilian Richt

Maximilian created and For the Open Knowledge Foundation Germany he works on a voluntary basis from Southern Germany, where he lives and works in his day-job at headissue.

Maximilian works on:

Maximilian Voigt

Maximilian Voigt supports the project edulabs as an assistent. 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.

Maximilian works on:

Michael Peters

Michael works as a Data Analyst in the field of Open Government mostly focused on financial transparency. He holds a Masters in Public Economics and advocates for more transparent public finances. Additionally, he coordinates the civil society working group of the Open Government Partnership, which aims towards making the German government more open, accountable, and responsive to citizens.

Michael works on:

Moritz Neujeffski

Moritz works at the School of Data. He gives workshops and supports NGOs in analysing and using data for their campaigning efforts. Moritz has studied European Studies and Public Policy and Human Development at Maastricht University and is also active at the Berlin Social Science Center.

Moritz works on:

Nadine Evers

Nadine ist seit Juni 2017 Geschäftsführerin bei der Open Knowledge Foundation Deutschland e.V. Davor war sie als Mitarbeiterin des Auswärtigen Amts die deutsche Stimme in der EU-Ratsarbeitsgruppe für Humanitäre Hilfe. Beim Roten Kreuz arbeitete sie im Bereich Völkerrecht und als Programmleiterin für die Auslandshilfe im Sudan und in Äthiopien. In Haiti und der Dominikanischen Republik leitete sie Projekte im nationalen Katastrophenschutz. Nadine war zuvor unter anderem Geschäftsführerin des Stiftungskollegs der Robert Bosch Stiftung, wissenschaftliche Referentin im Europäischen Parlament und Beraterin bei der Boston Consulting Group.

Nadine Stammen

Nadine ist Informations- und Interfacedesignerin und seit Januar 2017 bei der OKF. Zuvor arbeitete sie mehrere Jahre in einer Webagentur sowie beim gemeinnützigen Verein Liquid Democracy. In Projekten mit Transparency International, OCCRP, der Stiftung Mercator oder der Stadt Berlin arbeitete sie daran, gesellschaftlichen Wandel mit digitalen Technologien und Medien zu unterstützen.

Nadine works on:

Paula Glaser

Paula organises Jugend hackt together with Maria. The project was part of her master thesis on Media and Education at the PH Freiburg. Previously, she worked for the Fraunhofer Institute and has filmed documentaries. Paula finds Open Data interesting and important because it stimulates active democratic participation.

Paula works on:

Rebecca Varghese Buchholz

Since April 2017, Rebecca manages 2030Watch, a civil society monitoring project of SDGs’ implementation in Germany. Prior to joining OKF, Rebecca worked as a Senior Policy Adviser for international trade and investment treaties at Traidcraft in London and as a Research Analyst for the United Nations Research Institute (UNRISD) for Social Development in Geneva. Rebecca graduated in Economics and Development Studies from the School of African and Oriental Studies (BA hons) and the University of Cambridge (MPhil) and holds a Graduate Diploma in Law (London College of Law).
Rebecca works on:

Saadya Windauer

Saadya has been working for the Open Knowledge Foundation since January 2017 and is a projekt manager at the 2030Watch.
Saadya works on:

Sarina Balkhausen

Since the end of 2017, Sarina leads the project „Code for Germany“. She is an expert for internal and external communications. As a journalist and data analyst, she has worked with the blog Jung & Naiv and with the non-profit organization Correctiv in Berlin, and has translated for the campus startup Junior Entreprise EPFL in Lausanne, Switzerland. Subjects most dear to her include digital education, inclusion and IT security.

Sarina works on:

Sebastian Seitz

Sebastian is in charge of the Demokratielabore at the Open Knowledge Foundation Germany. Before that he worked for a non-profit foundation in the field of digitization of education and Open Educational Resources. He made his diploma in educational science at Bielefeld University with a focus on school pedagogics and media. Sebastian believes in open content as a driver of innovation in the educational sector. He is a friend of open source software and its usage in schools and classrooms.

Sebastian works on:

Stefan Wehrmeyer

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

Stefan works on:

Tanja Zagel

Tanja is project lead of Jugend Hackt since October 2017. Before joining OKF, she has been building up a nationwide initiative supporting early-education in mathematics, tech and science. Previously, she worked for different IT-companies. Tanja is convinced that digital technology is good for our society - as long as we use it well. That’s why she loves working on Jugend Hackt, a project encouraging young people to develop a positive vision for our digital future.
Tanja works on:

Walter Palmetshofer

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.

Walter works on:

​Andrej Sandorf

Andrej is software developer with focus on web apps, server apps & data visualisations. He worked for a decade as a project manager and freelance developer of software for government administrations, major industrial enterprises, hospitals & libraries. Before joining Open Knowledge Foundation Germany he was a team member of former data journalist & activist group OpenDataCity.
​Andrej works on: