IDEA Consultants, Inc. engages in the integrated consultancy on infrastructure development and environmental conservation. It operates through the following segments: Environment Consultancy, Construction Consultancy, Information Systems, and Real Estate. The Environment Consultancy segment involves in the planning, design, investigation, analysis, evaluation and prediction services on weather forecasting and other operations relating to the environment. The Construction Consultancy segment provides construction planning, design, research analysis, and construction management services. The Information Systems segment offers technologies for social infrastructure development, environmental technologies, technologies for communication and other information services. The company was founded in May 1953 and is headquartered in Tokyo, Japan.