KKR has acquired SunFireMatrix, according to a news release.

SunFire, founded in 2016 and based in Carlisle, Mass., is a software and services company providing solutions for the Medicare insurance market.

The private equity platform of Kohlberg Kravis Roberts (KKR) & Co., which is based in New York, considers investments in all industries, including healthcare. Founded in 1976, the firm prefers to invest in a range of debt and public equity investing and may co-invest, seeking a controlling ownership of a company or a strategic minority position.

Funds managed by Stone Point Capital, SunFire’s previous majority owner, will continue to be a significant minority shareholder.

Terms of the acquisition were not disclosed.