ANSYS, a leader in engineering simulation software, acquired Reaction Design in January 2014. Reaction Design, the leading developer of combustion simulation software, enables transportation manufacturers and energy producers to rapidly achieve their performance and emissions goals by offering accurate fuel models and modern computer aided analysis software. We are committed to helping our customers reduce costs and meet environmental requirements through fast, accurate and reliable simulation. Our technology enables organizations to get the results they need, faster, using proven true combustion science.