"For many years, we have known David as a person of the utmost ethical standards who was hardworking and knowledgeable in his field. As the Acting Chief Financial Officer of Freddie Mac during particularly challenging times, David was an inspiration to his staff and many others who were privileged to work with him. We extend our condolences to his family, friends and colleagues," the statement read.
Treasury Secretary Tim Geithner also released a statement expressing the government's condolences.
"On behalf of the Treasury family, we are deeply saddened by the news this morning of David Kellermann's death. Our deepest sympathies are with his family and his colleagues at Freddie Mac during this difficult time," Geithner said in a statement.
Kellermann, a graduate of the University of Michigan and the George Washington University School of Business, was married with one daughter.
ABC News' Tom Giusto and Scott Mayerowitz contributed to this report, which was supplemented by The Associated Press.