David Kleidermacher, 37, Chief Technology Officer, joined Green Hills Software in 1991. Mr. Kleidermacher started out as a software engineer working on Green Hills optimizing compiler technology and the MULTI integrated development environment. Over the years, Mr. Kleidermacher has contributed major innovations and product successes and, with CEO Dan O'Dowd, was awarded US Patent #5,859,963 for his work on the MULTI Profiler. In 1998, Mr. Kleidermacher took on responsibility for the INTEGRITY real-time operating system. In 2000 he was promoted to Director of Engineering, responsible for development and release of all end user software and hardware products. Mr. Kleidermacher has a Bachelor of Science degree in Computer Science from Cornell University.