Integrated Research Ltd. engages in the design, development, implementation, and sale of systems and applications management software. It operates through the following geographical segments: Americas, Europe, Asia Pacific, and Corporate Australia. The Americas segment is involved in North, Central, and South America operations. The Europe segment focuses on operations in the United Kingdom and Germany. The Asia Pacific segment includes Australia and Singapore. The Corporate Australia segment includes research and development, and corporate head office functions. The company was founded by Stephen John Killelea in August 1988 and is headquartered in North Sydney, Australia.