AACN (American Association of Critical-Care Nurses)
Hospitals and Health CareCalifornia, United States501-1000 Employees
AACN, the American Association of Critical-Care Nurses, is the world's largest specialty nursing organization, representing more than 500,000 nurses who care for acutely and critically ill patients. Based in Aliso Viejo, California, the association operates within the hospitals and health care sector to provide members with knowledge and resources needed to deliver optimal critical-care nursing. Its activities center on education, standards, and credentialing programs related to critical-care practice. Its primary audience comprises nurses in acute and critical care settings, with health systems relying on AACN for guidance on patient care. Recent developments include partnerships and program updates, such as a 2026 collaboration with Creative Health Care Insight and updates to CCRN certification programs.