Tim Welch



  • Osgeo_compass

    Portland Area Open Source Geospatial

    All are welcome! Our group ranges from the geo-curious to researchers, analysts, and überhackers that use GIS and mapping in their work. Have a problem you're trying to solve? tool/business you're developing? Website you need some help with? Come tell us about it! We are an official user group of OSGeo ( and a speci...