Up to 50 jobs are to be created in Dublin after Irish studio Brown Bag Films was bought by Canadian animation studio 9 Story Media Group.
In a statement, Brown Bag Films said it will retain its brand, with the senior management team continuing to lead the company.
Brown Bag Films has received both Oscar and Emmy nominations for its past work, including 'Give Up Yer Auld Sins' and 'Granny O'Grimm's Sleeping Beauty'.
The company also animates a number of high-profile cartoons for companies like Disney and Nickelodeon, including Doc McStuffins and Henry Hugglemonster.
Co-founder and CEO of Brown Bag Films Cathal Gaffney, said: "Over the past 21 years, Brown Bag Films has constantly evolved its business model, always keeping quality at the forefront of everything we do.
"This new chapter is the next logical step for us in our ongoing evolution and will ensure that audiences around the world."