WestView Capital has acquired LetterLogic, according to a Nashville Post report.

WestView, based in Boston, is focused on investing in middle-market companies in several sectors, including healthcare technology and outsourcing.

LetterLogic, based in Nashville, designs, fulfills and delivers patient statements for healthcare systems nationwide.

Terms of the transaction were not disclosed.

As a result of the acquisition, LetterLogic will partner with WestView company Apex Revenue Technologies, according to a news release. Apex is a St. Paul, Minn.-based healthcare technology solutions provider focused on the revenue cycle.