The Ontario Municipal Employees Retirement System is acquiring California-based medical management company Paradigm Outcomes.

The existing majority owner, Summit Partners, will continue to be a shareholder. Paradigm, which provides medical management to the workers’ compensation industry in the United States, is OMERS’ latest health-care investment. The pension fund has also invested in Premise Health, Forefront Dermatology, CBI Health Group, Great Expressions and Accelerated Rehabilitation Centers.

“Paradigm has consistently demonstrated an ability to provide great outcomes for patients and customers alike and we are eager to partner with John Watts and the team,” said Geoff Bird, managing director of OMERS’ private equity arm.

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In other investment news, the Caisse de dépôt et placement du Québec’s real estate subsidiary Ivanhoé Cambridge is acquiring U.S.-based real estate private equity firm Callahan Capital Properties.

In a strategic relationship with Callahan Capital Properties since 2012, Ivanhoé Cambridge said its looking to expand its office properties platform in the U.S. At the time of the acquisition, the platform had more than US$10 billion in assets under management.

“We are delighted to welcome a team of experienced professionals in this transition to Ivanhoé Cambridge and to prepare the strategy for the next steps in our plan for our U.S. office platform,” said Daniel Fournier, chairman and chief executive officer of Ivanhoé Cambridge, in a press release.

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