Defibtech: Defibtech, LLC is a leading innovator in the field of Automated External Defibrillators (AEDs). The company designs and manufactures the award-winning, FDA-approved, Lifeline™ and ReviveR™ brands of defibrillators and related accessories. Our products are sold exclusively through a network of distribution partners in the United States and around the world. Defibtech, founded in 1999, is headquartered in Guilford, Connecticut, and manufactures all of its defibrillators in the USA in a state-of-the-art ISO-9002 certified facility.