E·J Holdings, Inc. engages in the planning, operation and management of its group companies which provide general construction consultation business. Businesses of its subsidiaries include construction consultations in road and urban works, sewer facilities, and water supplies. They offer consultations on design, planning, diagnosis, and management. They also offer geological measurement and survey services. The company was founded on June 1, 2007 and is headquartered in Okayama, Japan.