MrBeast's studio head is leaving after less than a year. Here's what his company's CEO told staffers.

Jimmy Donaldson, a.k.a. MrBeast, faces a transition as his head of studios departs.

Michael Buckner/Variety via Getty Images

Corie Henson, MrBeast's studio head, is leaving after just under a year.The former NBCUniversal unscripted EVP was among a batch of hires with big media pedigrees, reflecting the company's ambitions to become a Disney-style entertainment colossus."Being surrounded by people who care so deeply about making great content has completely changed the way I think about YouTube and storytelling, and I'm incredibly grateful for how generous everyone has been along the way," Henson wrote in a Slack message that was shared internally by Beast Industries CEO Jeff Housenbold. "After a year away from my family and home, though, I know it's time for me to get back to them."Henson had moved from Los Angeles to Greenville, North Carolina, where MrBeast's operation is headquartered.Housenbold said in a Slack message to staff that he would use the transition "as an opportunity to increase our execution while simultaneously strengthening our culture."Housenbold said in the memo that the company has "ambitious content plans ahead," citing Beast-branded content, "Beast Games," new non-Beast content under Watchtime Studios, "The Most Dangerous Games," and the development of new IP.He said he would have "more to share about our broader strategic and organizational plans in the near future," and added that Henson would "be around for the next few weeks."