ASCA, Inc. is an applied-science research and consulting firm with in-depth experience and expertise in the areas of program and mission assurance and systems safety. The firm provides risk assessment and reliability management services for hardware, software, and combined hardware/software systems. It provides these services to the aerospace, defense, electric power and chemical industries. ASCA's core competencies include the seamless integration of classical probabilistic risk assessment techniques such as Fault Tree, Event Tree, Event Sequence Diagram, and Failure Mode and Effects Analysis with advanced risk assessment techniques including multi-state and dynamic methods such as the Dynamic Flowgraph Methodology. ASCA has worked with U.S. Government, non-profit institution, and corporate customers, including:The NASA Headquarters Office of Safety and Mission Assurance NASA Centers (The Kennedy Space Center, The Johnson Space Center, The Goddard Space Flight Center, The Glenn Research Center); National R&D Laboratories (The Jet Propulsion Laboratory, The Johns Hopkins Applied Physics Laboratory, The idaho National Laboratory); The Electric Power Research Institute; and The United Launch Alliance.