AOL CEO Jon Miller announced the news earlier today to employees in a memo.
8 months on the job
Mr. de Castro's departure, after only eight months on the job, signals Mr. Miller's drive to consolidate functions and realign the company around a business plan that he will disclose Dec. 3.
Mr. de Castro, a gregarious and highly touted former radio executive, arrived at AOL in April. He was hired by then AOL chief executive Bob Pittman. Mr. de Castro is credited with mobilizing the AOL team charged with programming the new AOL 8.0 service.
"I think he [Mr. de Castro] was completely unique to this place when he came. The most important thing was his energy and his programming ideas," one AOL executive said.
Prior to his stint with AOL, Mr. de Castro founded Nothing But Net, a holding
Company insiders speculated at the time of Mr. Miller's appointment in August that Mr. de Castro would likely become a casualty of reorganization.
Mr. de Castro's team will report to longtime AOL executive Ted Leonsis. Mr. Leonsis will handle Mr. de Castro's duties, which include the creation of new programming on the AOL 8.0 service.