American Heart Association www.americanheart.org
American Red Cross www.redcross.org
Arrhythmia Alliance www.arrhythmiaalliance.org.uk
C.A.R.E. Foundation www.lonqt.org
Children’s Cardiomyopathy Foundation www.childrenscardiomyopathy.org
Heart Rhythm Society www.hrsonline.org
Hypertrophic Cardiomyopathy Association www.4hcm.org
Heart Screen America www.heartscreenamerica.com
Parent Heart Watch www.parentheartwatch.org
Project ADAM www.projectadam.com
Project ADAM Florida www.projectadamflorida.com
Project S.A.V.E. www.choa.org/default.aspx?id=2871
Sudden Arrhythmia Death Syndromes Foundation (SADS)  www.sads.org                                                

Sudden Cardiac Arrest Association www.suddencardiacarrest.org

Saving Lives in Schools and Sports Booklet (1.5Mb) scaa_saving_lives.pdf 

Sudden Cardiac Arrest Foundation www.sca-network.org 
The Heart Institute for Children www.thic.com 

AED Manufacturers
Cardiac Science  www.cardiacscience.com
Phillips www.philips.com/heartstart 
Physio Control (previously known as Medtronic) www.physiocontrol.com
Zoll www.zoll.com