Federal Emergency Management Agency (http://www.fema.gov)

National Institute of Building Sciences (http://www.nibs.org)

Federal Highway Administration (http://www.fhwa.dot.gov)

Pacific Gas and Electric (http://www.pge.com.html)

ROHN Industries, Inc. (http://www.rohnnet.com)

Pima County (www.co.pima.az.us)

U.S. Bureau of Reclamation (www.usbr.gov)

U.S. Geological Survey (http://earthquake.usgs.gov/)

Critical Infrastructure Protection ISACs (Information Sharing and Analysis Centers):

Electric Sector ( http://www.esisac.com/ )

Information Technology ( https://www.it-isac.org/ )

Surface and Public Transportation
(http://www.surfacetransportationisac.org/)

Water Sector ( http://www.amwa.net/isac/ )

ISAC Council ( http://www.isaccouncil.org/about/ )

Multi-state ( http://www.cscic.state.ny.us/msisac/ )

Process Control Systems Forum (PCSF) (http://www.pcsforum.org)

Homeland Security:

U.S. Department of Homeland Security ( http://www.dhs.gov )

Transportation Security Administration (http://www.tsa.gov/public)

Federal Response Plan ( http://www.fema.gov/rrr/frp/ )

National Security Agency ( http://www.nsa.gov )

Internet Security Systems ( http://www.iss.net )

GlobalSecurity.org ( http://www.globalsecurity.org )

Professional Organizations:

American Society of Civil Engineers (http://www.asce.org)

Association of State Floodplain Managers, Inc. (http://www.floods.org)

Earthquake Engineering Research Institute (http://www.eeri.org)

American Public Works Association (http://www.apwa.net)

American Society of Mechanical Engineers (http://www.asme.org)

Seismological Society (www.seismosoc.org)

Earthquake Centers:

Pacific Earthquake Engineering Research Center (http://peer.berkeley.edu)

Mid-America Earthquake Center (http://mae.ce.uiuc.edu)

Multi-Disciplinary Center for Earthquake Engineering Research (http://mceer.buffalo.edu)

Southern California Earthquake Center
(http://www.scec.org)

Transportation Organizations:

American Association of State Highway and Transportation Officials (http://www.aashto.org)

Federal Aviation Administration (http://www.faa.gov)

California Department of Transportation (http://www.dot.ca.gov)

Washington State Department of Transportation (http://www.wsdot.wa.gov)

Oregon Department of Transportation (http://www.odot.state.or.us)

American Railway and Engineering Maintenance-of-Way Association (AREMA) (http://www.arema.org)

Utility Organizations:

Association of Edison Illuminating Companies (http://www.aeic.org)

Edison Electric Institute (http://www.eei.org)

Tennessee Valley Authority (http://oig.tva.gov)

Telecommunication Organizations:

Telecommunications Industry Association (http://www.tiaonline.org)

Society of Cable Telecommunications Engineers (http://www.scte.org)

Institute of Electrical and Electronic Engineers (http://www.ieee.org)

Other:

USGS-National Seismic Hazard Mapping Project
(http://earthquake.usgs.gov/)

Conservation, California Geological Survey
(http://www.conservation.ca.gov/cgs)

Engineering News-Record (http://enr.construction.com/?engine=overture&keyword=enr)

Pipeline Research Council International, Inc. (http://www.prci.com)

Tank Industry Consultants, Inc. (http://www.tankindustry.com)

The Infrastructure Security Partnership (www.tisp.org)