AutoDesk Users Groups:

• Northern California MapGuide Users Group
  
• Marin Autodesk Users Group (contact Martin Sweet)
  
• Monterey Bay Autodesk Users Group (contact Aaron Becker)
  
• Napa Autodesk Users Group (contact Michael Westfall)
  
• Northern California Autodesk Users Group
  
• Sacramento Autodesk Users Group
  
• San Francisco Autodesk Users Group
  
• Silicon Valley Autodesk Users Group
  
• Sonoma County Autodesk Users Group

ESRI GIS Users Groups:

• San Francisco Bay Area ArcGIS Users Group
  
• CA/HI/NV/GUAM ESRI Regional Users Group
• Monterrey ESRI User Group (contact Charles Lerable)
• Sacramento ArcView Users Group
• Santa Rosa ArcView Users Group
• Silicon Valley ArcView Users Group (contact Richard Rapacchietta)
  
• Other ESRI GIS Users Groups
  

Intergraph GIS Users Group:

• Northern California Intergraph GeoSpatial Users Community (NCIGUC)
• Intergraph GeoSpatial Users Community (IGUC)

MapInfo GIS Users Group:

Contact Tracy Walklet
TerraNOVA International
3675 Nordstrom Lane
Lafayette, CA 94549
925-299-6833

Other Organization Links