HA Sustainable Infrastructure Capital Inc. (HASI) announced four executive leadership appointments, effective March 1, according to a Feb. 13 press release.

Marc. T. Pangburn, HASI’s executive vice president and CFO, will assume the role of chief revenue and strategy officer. Pangburn joined the company in 2013 and was previously co-chief investment officer before becoming CFO.

In his new role, Pangburn will lead the investment and portfolio teams, as well as strategic transactions, including asset management activities, HASI said.

Charles W. Melko, currently senior vice president, treasurer and chief accounting officer, will take on the role of executive vice president, CFO and treasurer.

Melko joined HASI in 2016 and has overseen numerous bank debt and capital market transactions, the release stated.

Nathaniel J. Rose, the company’s executive vice president and chief investment officer, will assume the role of senior managing director of investments.

Rose joined HASI in 2000 and has since contributed to the company’s growth in managed assets to approximately $14 billion, HASI said.

Michelle E. Whicher, who is currently HASI’s senior vice president and controller, will adopt the role of chief accounting officer.

 Whicher joined the company in 2014 and has led accounting and reporting functions during a period of rapid platform growth, HASI said.

“I am pleased to announce these management changes, highlighting the contributions of high-performing teammates, each of whom has been with HASI for more than eight years,” said Jeffrey A. Lipson, HASI president and CEO. “Marc, Chuck, Nate, and Michelle embody the vision, expertise, determination and diligence essential to driving HASI’s resilient business forward.”