John Streur Monday was named CEO of Calvert Investments, said company spokeswoman Melinda Lovins.
He will replace current president and CEO Barbara J. Krumsiek, who will retire from her day-to-day responsibilities on Jan. 1, 2015.
Mr. Streur will join the firm on Oct. 27 and work closely with Ms. Krumsiek through the end of the year. He will assume full responsibilities on Jan. 1.
Beginning Jan. 1, Ms. Krumsiek will continue as chairwoman. She has also been named founding chairwoman of the Calvert Institute, which the company is launching in January to promote sustainable and responsible investing.
Mr. Streur currently serves as president, director and principal of Portfolio 21. Portfolio 21 is merging with Trillium Asset Management, according to a Monday news release, and Trillium CEO Matthew W. Patsky will replace Mr. Streur upon his departure.
Calvert Investments is a subsidiary of Ameritas Life Insurance Corp. and had $13 billion in assets under management as of Sept. 30.