Altair Engineering Inc is a provider of enterprise-class engineering software enabling origination of the entire product lifecycle from concept design to in-service operation. The integrated suite of software provided by the company optimizes design performance across multiple disciplines encompassing structures, motion, fluids, thermal management, system modeling, and embedded systems. It operates through two segments: Software which includes the portfolio of software products such as solvers and optimization technology products, modeling and visualization tools, industrial and concept design tools, and others; and Client Engineering Services which provides client engineering services to support customers. Most of its revenue comes from the software segment within the United States.