BOSTON — Private equity firm Nonantum Capital Partners has acquired MSI Express, Portage, Ind., a contract manufacturing and packaging partner for food and beverage companies. Financial terms of the acquisition were not disclosed.

“At Nonantum, our investment decisions are rooted in strong partnerships with leadership teams and a belief in the strategic competitive advantage of a business,” said Jon Biotti, managing partner at Nonantum. “With MSI, both are clearly evident. Charles and team have built an outstanding company that is laser-focused on engineering expertise and client service and offers a deep knowledge of the food and beverage sector. MSI has a strong track record and a bright future.”

MSI Express, which was founded in 2008, offers consumer packaged goods (CPG) companies such services as dry foods blending and packaging, liquid packaging and bottle filling, vitamins and supplements, dry pet food packaging and secondary packaging.

MSI Express operates 14 facilities in Burns Harbor, Hammond and Portage, Ind.; Batavia and West Chicago, Ill.; Lacombe, La.; Groveport and Newcomerstown, Ohio; Grand Prairie, Texas; and Ripon and Rosendale, Wis.