Integrated Design & Engineering Holdings Co., Ltd. engages in the management of business activities of the group. It operates through the following businesses: Consulting, Urban Space, Energy and Others. The Consulting business engages in the provision of consultancy services related to civil engineering and architecture. The Urban Space business engages in project formation, planning, design and operation in urban space formation. The Energy business engages in manufacturing and sales of electric power equipment and control devices. The company was founded on July 3, 2023 and is headquartered in Tokyo, Japan.