KKR has entered into a definitive agreement to acquire Integer Holdings Corp. in a transaction valued at approximately $5.7 billion, according to a news release. Integer (NYSE: ITGR), founded in 1970 and based in Plano, Texas, is a global medical device contract development and manufacturing organization serving the cardio and vascular, neuromodulation, and cardiac rhythm management markets. The company’s brands include Greatbatch Medical and Lake Region Medical.

KKR (NYSE: KKR) is a global investment firm that offers alternative asset management as well as capital markets and insurance solutions. The transaction is expected to close by the end of the year. Upon its completion, Integer will become a privately held company.