Applied Technology Council (ATC)
Building Seismic Safety Council (BSSC)
California Seismic Safety Commission (CSSC)
Consortium of Organizations for Strong-Motion Observation System

Consortium of Universities for Research in Earthquake Engineering

Council on Tall Buildings and Urban Habitat ( CTBUH )
Earthquake Engineering Research Institute ( EERI )
Earthquake Information Network ( EQNET )
Federal Emergency Management Agency (FEMA)
International Code Council - Los Angeles (ICC)
Multidisciplinary Center for Earthquake Engineering Research (MCEER)
National Institude of Standards and Technology (NIST)
National Information Service for Earthquake Engineering (NISEE)
Pacific Earthquake Engineering Research Center (PEER)
Structural Engineers Association of California - International (SEAINT)
United States Geological Survey (USGS)