David Dobies joined TCW Group as a managing director in the firm's direct-lending group, confirmed spokesman Doug Morris on Monday.
It is a new position.
Mr. Dobies will be based in Boston, the headquarters for the nine-member team, and will report to Rick Miller, group managing director and head of the direct lending business.
Mr. Dobies was a founding partner, member of the management committee and co-head of middle-market leveraged finance at NewStar Financial in Boston.
Robert Brown, a spokesman for NewStar, said Mr. Dobies will not be replaced. His duties have been assumed by Patrick McAuliffe who has moved from co-head to head of middle-market leveraged finance. Mr. McAuliffe is also a managing director.