Katharina Schleidt
Austria, 
INSPIRE, Environmental Monitoring, SensorThings, WFS, SOS, WCS Coverages
Tomáš Kliment
Slovakia, 
Management of geospatial information resources
Jakub Kočica
Slovakia, 
Data processing and visualization
Csaba Sidor
Slovakia, 
Use of API for data extraction
Peter Hanečák
Slovakia, 
Data search and extraction; consulting regarding use-cases, implementation, etc.
Sasa Vranic
Croatia, 
Openlayers, management of geospatial data, OGC services
Georg Seyerl
Austria, 
Climate Data Processing, Python, Linux Administration
?
Peter Pastorek
Slovakia,
Copernicus, data processing, imagery analysis
Jáchym Čepický
Czech republic, 
GIS and open source, Python, data processing, OGC OWS, JavaScript