Full service safety training and products company. ESI specializes in implementing Automated External Defibrillator (AED) programs. We are distributors for the Philips Heartstart line of AEDs and an American Heart Association Training Center. ESI offers a unique mechanism to minimize the maintenance of your AED program. Our proprietary online database, ALIVE!net, tracks trained responders and certification expiration dates as well the AED serial number, location and supply expiration date. Contact ESI at 212-564-6833 for a sample log-in to view ALIVE!net.