Abi is the GIS Lead at CEA, specialising in the application of GIS to offshore renewable energy and subsea cable projects. She uses QGIS to integrate environmental, technical, and regulatory data, providing spatial analyses and maps that support consenting, site selection, and project development.

a Computer Science undergraduate at Cardiff University. A published AI researcher, I like to build optimized spatial computing frameworks to lower hardware costs for climate and disaster response teams.

I'm a free-roaming geospatial data scientist with over 30 years experience in academic research, teaching GIS and spatial statistics and using them in epidemiological and health applications.

Charlotte is a PDRA on the MAHSA (Mapping Archaeological Heritage in South Asia) project at the University of Cambridge. She is an interdisciplinary researcher with a background in Geography and GIS. She is interested in how old maps can be used to better understand the environment and its history.

Dave is a senior software engineer with a background in the public sector and public libraries.

John is a Senior Software Developer at the British Geological Survey. He began as a geologist and has used FOSS GIS software since 2008. He works on using open source software in geoscience, as well applying software-development best practice to scientific computing (Research Software Engineering) and data engineering.

Geospatial expert with experience in both scientific research and industry, and a strong commitment to open-source GIS. An active member of the QGIS community, contributing as a plugin developer and event speaker. Currently contributing to building the geospatial stack at NextGIS OÜ.

Founded Geo Academie, because education in geo-information is more than ‘knowing which buttons to push’. Currently employed at VNG (Association of Netherlands Municipalities). OSGeo.NL board, OSGeo charter member, co-founder of the Dutch QGIS User Group. Rotarian. Husband, father, cat and dog owner. Upright bass player.

Gabriella is a Geospatial Analyst at Rebalance Earth. She holds a BSc in Geology from the College of William & Mary and an MSc in AI and Data Analytics from Southampton Solent University. She has spoken at FOSS4G before on her work with Rebalance Earth.

User Support Lead for Earth Observation Data Hub
Data Technician @ National Centre for Earth Observation

I am a Geospatial Data Scientist and software developer at Ordnance Survey, working on new products and tools, and refinements to our core datasets. Previously I've worked on subjects ranging from global disease epidemiology to UK flood risk modelling.

Isabelle is a Senior Earth Observation Consultant at the Satellite Applications Catapult, part of the team delivering the EO Data Hub programme and specialising in hosting workshops for both new and seasoned EO data users.

I am a Solution Architect at Ordnance Survey, working on machine learning systems that automatically derive geospatial features from aerial imagery to support national mapping and data products such as Landcover, Field Boundaries, and Roof Materials.

A software developer for Sparkgeo UK, geo nerd, drone pilot, and occasional archaeologist, John is interested in taking things apart to see how they work. Sometimes he manages to put them back together in working order.

Juan Ginzo is Head of Data Science and MLOps at News UK, where he leads teams operationalising ML and GenAI at scale, and the founder of Geojam, a hands-on GeoAI community running hackathons and workshops at the intersection of spatial data and AI.

Madeleine holds a PhD in computer vision for agriculture, with industry experience applying geospatial computer vision to agricultural operations. Now an R&D Software Engineer at Sensat, she develops geospatial AI for infrastructure planning and construction.

Martin is a Software Developer in JBA's GIS and Data Processing team. He has contributed his technical skills to a wide variety of software development, flood risk management and environmental projects, with several years of experience in using scripting languages to automate GIS processing and build novel mapping solutions.

Mel is a Data Scientist at Ordnance Survey and mainly works on enhancing OS's national spatial datasets.

Associate Frontend Engineer @ Ordnance Survey

Morgan Grundy is a geospatial developer and open-source practitioner based in Cambridge, UK, working at the intersection of data visualisation, international relations data, and the Python geospatial ecosystem. He is the creator of TreatyGraph, an open-source platform for exploring global treaty networks.

I deliver GIS training sessions and GIS consultancy for a variety of clients, primarily focused in the academic and not for profit sectors.

I help people make use of GIS to answer their research questions, and get more answers from the data they already have.

Olivia Wilson is a senior data and software engineer at Rebalance Earth. She holds a top-of-class MSc in Computer Science from the University of Southampton, worked at Ordnance Survey and start-ups. She's spoken at PyConUK, Microsoft's TechDaysOnline and PyData Edinburgh on pre-LLM machine learning.

Pascal Coulon is Vice President and Head of the Geospatial Practice at CGI UK, leading the Geospatial Delivery Centre. He specialises in delivering innovative geospatial solutions and driving strategic value for clients across public and private sectors, with a focus on practical outcomes and operational efficiency.

Peter Petrik is the CEO of Lutra Consulting and Mergin Maps, leading an international team of open-source QGIS and GIS innovators from the Czech Republic. Outside of the geo world, he is always open to a game of chess.

Geospatial data scientist and post-doctoral researcher at the MAHSA project, University of Cambridge.

With over 13 years experience working in the international development, humanitarian and tech for good sector, I would describe myself as an open tech advocate, a community builder, a facilitator with strong commitment and passion about making the tech industry more diverse and inclusive!

Phil is a Project Manager, Software Developer and web-GIS lead at JBA Consulting, an employee-owned environmental and engineering consultancy. He combines technical expertise with project leadership to deliver digital solutions that help clients manage flood risk, strengthen climate resilience and support infrastructure and environmental management.

Robin Wilson is a freelance geospatial software engineer who works with companies from tiny community organisations to massive multinationals. He is currently working with Rebalance Earth building software to assess water-based risks to inform nature-based investment. He has spoken at most UK FOSS4G events over the last decade.

Ryan has been a GIS consultant with Lutra Consulting since 2023. He specialises in QGIS support, PostgreSQL/PostGIS databases and works on part of Lutra's Mergin Maps support team. He also has a background working in supply chain management.

Sylwia is an Associate GIS Consultant at Tetra Tech with over 20 years’ experience in the UK and Poland. She leads GIS and data delivery across environmental projects and is involved in shaping digital strategy, focusing on developing scalable geospatial solutions to support client needs.

Senior Full-stack developer with NaN years of experience.

Bouldering (V4). Software Engineer (V12)

An IT / Security professional with a background in Electronics System Engineering - who recently graduated with an MSc in Geographical Information Systems. Newfound area of interest!

I'm a GIS professional with over 20 years of experience working, training, and teaching digital mapping and spatial data. Currently the Product Marketing Manager at MapTiler, Honorary Fellow of the School of Geosciences, University of Edinburgh, and GEO100.

With 25-years of being paid to work with technology, by day I am the Network Rail Trains Portfolio Architect and at the European Agency for Railways data assurance. At night I use data science™ open data and develop open source tool to think about what integrated transport looks like.