Noriyasu Uehara

Nihon Integround Holdings, Inc. operates as a holding company with interests in providing civil engineering works. The company engages in underground pipe jacking, construction of prestressed concrete bridges & tanks, and land development activities. The company was founded in 2008 and is headquartered in Osaka, Japan.

Kidoh Construction Co., Ltd. engages in the provision of engineering and construction services for sewages and other underground projects such as gas pipes, telephone lines, and propulsion power cables. The company was founded on October 29, 1946 and is headquartered in Osaka, Japan.

Nihon Kensetsu Co., Ltd. is a Japanese company that provides construction and real estate services. The private company is based in Osaka, Japan.

Asia Development Capital Co., Ltd. operates as an investment holding company with interest in providing private equity investment and financial businesses. Its services include the investment business, real estate investment business and business advisory services. The company was founded on February 07, 1922 and is headquartered in Tokyo, Japan.

Founded in 2019, Kidoh Global Holdings Co. Ltd. is a holding Japanese company that operates subsidiaries providing underground propulsion burial, utility tunnel, shield, and prestressed concrete (PC) work services. Part of EXEO Group, Inc., the company is based in Osaka, Japan. Kidoh Global Holdings Co. was acquired by EXEO Group, Inc. on December 27, 2021.