PennyMac Mortgage Investment Trust in Westlake Village on Dec. 13 announced changes in the roles of several executive officers in conjunction with organizational changes announced by PennyMac Financial Services.

• Stanford L. Kurland, currently chairman and CEO, will assume the role of executive chairman.
• David A. Spector, currently executive managing director, president and chief operating officer, will become president and CEO.
• Doug Jones, currently senior managing director and chief institutional mortgage banking officer, will become senior managing director and chief mortgage banking officer.
• Anne D. McCallion, currently senior managing director and chief financial officer, will become senior managing director and chief enterprise operations officer.
• Andrew S. Chang, currently senior managing director and chief business development officer, will become senior managing director and chief financial officer.
• Daniel S. Perotti, senior managing director and chief asset and liability management officer, will become senior managing director and deputy chief financial officer.
• All other existing executive officers of the company will retain their current titles and roles, including: Steve Bailey, senior managing director and chief mortgage operations officer; Jeffrey P. Grogin, senior managing director and chief administrative and legal officer; Vandad Fartaj, senior managing director and chief capital markets officer; and David M. Walker, senior managing director and chief risk officer.

All of the changes are effective Jan. 1.