Armond Hill, Kevin Eastman and Tyronn Lue will be migrating west with Rivers as assistants on the Clippers staff. A close friend of Rivers – Alvin Gentry – was also named associate head coach on Monday.
Rivers was named the head coach and senior vice president of the basketball operations of the Clippers in mid-June and has been working on completing his staff since leaving Boston for LA.
Also leaving Boston is JP Clark, who will serve as the assistant players skills coach. The Clippers confirmed the hires on their Twitter page on Monday afternoon.
Clippers name Alvin Gentry Associate Head Coach & add Armond Hill, Kevin Eastman and Tyronn Lue as assistant coaches. http://t.co/L0hAgigOf4 
‘ Los Angeles Clippers (@LAClippers) July 8, 2013 
Gentry returns to Los Angeles for his third stint with the Clippers after serving as both head coach (2000-2003) and assistant coach (1990-1991).
Hill was one of Rivers’ main assistants in Boston over the past nine seasons. Before joining the Celtics , Hill was an assistant for the Atlanta Hawks  during the 2003-04 season.Eastman joined the Celtics staff in Rivers’ second season in Boston and remained in Boston ever since.
Lue, who played in Los Angeles with the Lakers and won NBA titles in 2000 and 2001, spent the past four seasons on the Celtics bench, including the last two as an assistant coach. Lue will serve as the head coach for the Clippers summer league team in Las Vegas.
Clark spent last season with the Celtics in their player development department and also served as an assistant coach for the Celtics’ D-League affiliate, the Maine Red Claws.