Integrated Research Ltd. engages in the design, development, implementation, and sale of systems and applications management computer software for business critical computing and Unified Communication and Payment networks. It provides performance monitoring and diagnostics software solutions for business-critical computing environments. It operates through the following geographical segments: Americas, Europe, Asia Pacific, and Corporate Australia. The Americas segment comprises of North, Central, and South America operations. The Europe segment involves operations in the United Kingdom and Germany. The Asia Pacific segment operates in Australia and Singapore. The Corporate Australia segment covers research and development and corporate head office activities. The company was founded by Stephen John Killelea in August 1988 and is headquartered in North Sydney, Australia.