Anita Graser is a Senior Scientist and Thematic Coordinator in the Data Science & Artificial Intelligence research group at the AIT Austrian Institute of Technology in Vienna. Her research background is in geoinformatics and spatial data science. She is an open-source advocate, serves on the QGIS project steering committee and teaches Python for QGIS at Unigis Salzburg. She is the lead developer of MovingPandas (a Python library for analyzing movement data) and has developed tools such as the Time Manager plugin for QGIS. She has received multiple awards, including the international OSGeo Sol Katz award for her contributions to open-source geographic information systems. Anita has published several books about QGIS, including “Learning QGIS” and “QGIS Map Design” and writes a popular spatial data science blog at https://anitagraser.com.

Berit Mohr is a passionate advocate for open-source software. Since October 2024, she has worked as a GIS specialist at OPENGIS.CH, where she provides consulting, training, and manages projects. After ten years abroad, she gained extensive experience in academia, the private sector, and development cooperation. Berit brings a global perspective to her work, enriching her talents for teaching and translation. In her free time, Berit enjoys exploring nature by bicycle, tending her garden, and hiking in the mountains – she spends every spare minute outdoors, often with her new addition, her little American Shepherd, Ambo.

COFT designs efficient digital workflows for spatial planning and related disciplines, combining GIS-based data collection, mobile field surveys, and automated data processing. In addition, COFT enhances the communicative side of planning through technical drawings, feasibility studies and architectural design. This reduces manual effort and helps clients understand and use complex spatial data.

I am a swiss senior developer at OPENGIS.ch and there I work as QGIS core commiter and main responsible for INTERLIS solutions and the Model Baker plugin. I am passionate about developing innovative ideas, learning new technologies and finding solutions to challenging problems.

Geospatial expert with scientific and industrial experience and a passion for open-source GIS. An active member of the QGIS community, serving as a translations coordinator, plugins developer, and event organizer. Currently contributing to building the geospatial stack at NextGIS OÜ as a Head of International Business Development. My favorite aspect of GIS work is geographic modeling and addressing environmental challenges.

Hans van der Kwast is Associate Professor of Open Science and Digital Innovation at IHE Delft Institute for Water Education. Through the GIS OpenCourseWare platform and his popular YouTube channel he shares free tutorials. He is a board member of the Dutch QGIS Users Association and has his own consultancy QWAST-GIS. He co-authored the book QGIS for Hydrological Applications with Locate Press.

Isabelle Korsch is a mathematician and is working at WhereGroup in Berlin since 2022. She is mainly involved in the development of QGIS Python plugins. She is also a trainer at the FOSS Academy (https://www.foss-academy.com).

Jean Felder is a data processing engineer. He joined Oslandia in 2022 to contribute to the development of open-source GIS tools. He is a regular contributor to QGIS 3D and QGIS Server.

Degree in Surveying, Mapping and Remote Sensing, TU Vienna (1989)
Degree "Technischer Umweltschutz", TU / BOKU Vienna (1993)

Working as support of QField and QFieldCloud at OPENGIS.ch

Joona is a Geospatial Software Consultant and open source enthusiast with a special interest in QGIS and QField plugin development tools. He has been part of the development team behind the Finnish Topological Database Management System and has contributed to numerous other QGIS plugins over the years.

He is also one of the main developers of pytest-qgis, pytest-qfield, flake8-qgis, qgis-plugin-dev-tools and qgis_plugin_tools.

Cartographer turned geomatics specialist, I discovered the open-source world in 2012. Passionate about QGIS and PostGIS, I enjoy finding efficient ways to simplify mapping workflows and sharing my knowledge through training, presentations, and consulting.

Worked for many years with open source solutions in the public sector. Also char of the Swedish QGIS user group.

In early 2021, Kurt moved from the USA to Denmark and now works for Septima in Copenhagen, Denmark. He has a broad skillset. He is a spatial analyst, cartographer, trainer/teacher and author. In 2025 he published his 11th book on the open-source GIS software QGIS with Locate Press the spanish translation of Discover QGIS 3.x - Descubriendo QGIS. He has been an OsGeo Charter Member since 2015. He is also a fellow of the Rewilding Institute and a board member of Wild Arizona.

Lorenz Hurni is Professor of Cartography at ETH Zurich and also conducts research into tools for the production of printed and multimedia maps. He is editor-in-chief of the Atlas of Switzerland and the Swiss World Atlas.

Lova is a passionate Web GIS Developer based in Antananarivo, Madagascar. He thrives on blending the power of open-source technologies with his creative mapping skills. With a strong foundation in self-taught GIS expertise, Lova has dedicated himself to developing dynamic web-based GIS applications and crafting visually captivating maps using QGIS. Complementing his GIS skills, Lova is well-versed in web development. He harnesses the power of Python, Django, and JavaScript to create robust web-based GIS applications that provide users with seamless access to spatial data and interactivity. He specialises in leveraging these capabilities as decisive tools in humanitarian initiatives, reflecting a commitment to driving positive change through innovative geospatial strategies. Beyond his digital world, Lova is an avid hiker. He finds solace in exploring the great outdoors, which not only recharges his creativity but also deepens his understanding of the landscapes he represents in his maps.

Marco Bernasocchi is an open-source advocate, entrepreneur and full-stack geoninja. He is the creator of QField for QGIS, currently serves as QGIS.org Chair, and is an Open Source Geospatial Foundation board member. In his day job, Marco is the CEO of OPENGIS.ch, which he founded in 2011.

A geographer by trade, Marco lives in a small Romansh-speaking mountain village in Switzerland, where he loves scrambling around the mountains to enjoy the feeling of freedom it gives him. Outgoing, flexible and open-minded, Marco fluently speaks five languages. The best thing is: He not only knows how to say it but also loves sharing his know-how.

GIS Specialist at Geotest AG, working with geospatial data to support analysis and decision-making in engineering and environmental projects.

Got into QGIS development back in 2005 and stayed since then! Working at Lutra Consulting, delivering open source GIS to clients and helping open source GIS ecosystem to grow.

Martin has been a QGIS core developer for 20+ years and chaired QGIS User Conference 2024 in Slovakia. Working at Lutra Consulting, he has been adding new functionality (and bugs) to QGIS with his team and improving the ecosystem around QGIS.

Mathieu Pellerin is the QField lead developer and project owner over at OPENGIS.ch as well as a QGIS core developer. While starting mainly focused on user interface improvements, Mathieu has over the year touched on many parts of QGIS from symbology to data providers and the processing toolbox.

Matt has 25+ years’ experience collating, analysing and presenting spatial data to deliver the actionable information. He runs the geo-spatial consultancy Maplango.com and the on-demand QGIS training & resources hub Spatialsesh.com.

He works with consultancies, land managers and governmental organisations to create the spatial evidence and analysis needed to target resource allocation, improve land management, and make informed policy & strategic decisions. He has extensive and in-depth experience on ecological, green infrastructure, landscape, ecosystem services and estate management projects. He also loves to build capacity and has trained thousands of delegates in the ecology and landscape professions to use QGIS with confidence.

Matthew Toro is a broadly trained geographer serving as the director of maps, imagery, and geospatial services at the Arizona State University Library in Tempe, Arizona. He founded and leads the Map and Geospatial Hub, a fusion of a traditional map library and a modern GIS center. The Hub executes a wide range of projects at the intersection of data management, geography, history, cartography, and visualization.

• Full stack GeoNinja @ OPENGIS.ch
• Web cartography teacher @ Baugewerbliche Berufsschule Zürich
• @boardend on GitHub

QGIS and PostgreSQL lover for 20 years
Co-inventor of Lizmap Web Client.

I live in Montpellier, France and love tennis 🎾 and hiking 🥾
I work for 3Liz company

GIS-consultant at Septima and board member of the Danish QGIS User Group. I teach a lot of QGIS courses and manage some of our Septima plugins. I contribute to the QGIS-project with the Danish translation of QGIS, writing blogs about QGIS and I have developed the 'Move to Top'-functionality in the layer panel.

Information Management at UNOCHA

Nimrod Gavish is a Geospatial Data Analyst and Software Engineer with more than 8 years in the open-source GIS space. He is currently working at the WhereGroup GmbH as a QGIS Consultant/Developer, specializing in QGIS application and plugin development.

Geographer and environmental engineer with a passion for geodata and the development of robust, open-source infrastructures for geospatial web applications.

Pekka Sarkola has over 30 years of experience in building GIS solutions. He began his career at the National Land Survey of Finland, spending several years working with closed-source GIS software before transitioning to actively using FOSS4G software in 2012.

Pekka is the founder of Gispo companies in Finland (Gispo Suomi Oy) and Sweden (Gispo Sverige AB). He currently works as a senior GIS expert, focusing primarily on Enterprise GIS solutions and GIS database design and modeling. Pekka has worked in numerous GIS domain areas, including forestry, topographic data management, aviation, defense, telecommunications, and city planning.

As a volunteer, Pekka is a founder member of OSGeo Suomi ry (the local chapter of the OSGeo Foundation in Finland) and has organized FOSS4G Suomi (most recently in 2025). He is also a Charter Member of the OSGeo Foundation and the president of OSGeo Suomi ry. Furthermore, he is a co-organizer of the Helsinki PostgreSQL meetup and an active neighborhood OpenStreetMap mapper.

Peter Gipper is a geoscientist and has been part of the WhereGroup team since 2019, working as a GIS consultant and developer. He specializes in QGIS plugin development, which is also his main area of interest.

Raymond has been working as a freelancer in GIS for over 15 years. He's an open source enthusiast, a long term QGIS contributor and the president of the Dutch QGIS User Group.

3Liz founder, QGIS user, QGIS Server contributor, and Lizmap developer

Riikka is a GIS software developer and has been working as a long-term contractor for the National Land Survey of Finland, first developing QGIS based topographic data management system and more recently working on Airflow based cartographic generalization system. She is also a maintainer of the qgis-plugin-dev-tools library.

Saber is co-founder of Lutra Consulting, a major contributor to QGIS.

Studied survey engineering at the National Technical University of Athens. My love for QGIS and open source drove me from gis power user to QGIS core developer. I now work as a software developer for Lutra Consulting ltd, squashing bugs and bringing new features to the best gis platform out there.

Dr. Sultan Al Sultan, leading an era of open-source Geospatial Technology Software in Saudi Arabia, Tokyo Institute of Technology PhD, a senior researcher at NASA, USGS, and has been a researcher in JAXA, RESTEC-Japan. he graduate from MIT Massachusetts Institute of Technology, and previously from George Washington University, USA. He represented Univeristy Space Engineering Consortium (UNISEC) for Saudi Arabia Universities. He is Saudi Arabia Parliament Member 2013-2017. Today he is the Founder and CEO of Environmental Remote Sensing Lab (TECRS-Lab).

Developer and designer with a strong inclination for the humanities, I resumed my studies in archaeology a few years ago to offer my skills to research and culture.