The Delta Cos. appointed Hirofumi “Hiro” Yamamoto as CEO effective Aug. 1. Former CEO Takashi “Tak” Kimiwada will continue to serve as board chairman.

Yamamoto first joined The Delta Companies in 2021 as CFO.

The Delta Cos. owner Mitsui ranks No. 30 on SIA’s 2023 Largest US Healthcare Staffing Firms list.

“The board members place full trust in Hiro’s capabilities and leadership, and we are confident that he will lead the company to even greater heights,” Kimiwada said in a press release.