Magnetar Constellation Master Fund, Ltd and Magnetar Xing He Master Fund Ltd Announce Acquisition of Common Shares of Mainstreet Health Investments Inc.

TORONTO, ONTARIO--(Marketwired - June 10, 2016) - Magnetar Constellation Master Fund, Ltd ("Magnetar Constellation") announces that, on June 2, 2016, it acquired 3,485,505 common shares of Mainstreet Health Investments Inc. ("Mainstreet"). Magnetar Constellation converted certain convertible debentures issued by a subsidiary of Mainstreet (the "Subsidiary") into ordinary shares of the Subsidiary and then exchanged such ordinary shares and certain ordinary shares of the Subsidiary already owned by Magnetar Constellation for 3,485,505 common shares of Mainstreet, representing approximately 15.31% of the outstanding shares. Immediately prior to the acquisition of such shares, Magnetar Constellation did not own any common shares of Mainstreet. The common shares were acquired in exchange for ordinary shares of the Subsidiary at a deemed value of US$0.04 per share or approximately CAD$0.05 per share. The common shares were acquired for investment purposes. Magnetar Constellation may increase or decrease its ownership of Mainstreet's securities depending upon future market conditions or other relevant factors.

Magnetar Xing He Master Fund Ltd ("Magnetar Xing He") announces that, on June 2, 2016, it acquired 2,285,135 common shares of Mainstreet Health. Magnetar Xing He converted certain convertible debentures issued by the Subsidiary into ordinary shares of the Subsidiary and then exchanged such ordinary shares and certain ordinary shares of the Subsidiary already owned by Magnetar Xing He for 2,285,135 common shares of Mainstreet, representing approximately 10.04% of the outstanding shares. Immediately prior to the acquisition of such shares, Magnetar Xing He did not own any common shares of Mainstreet. The common shares were acquired in exchange for ordinary shares of the Subsidiary at a deemed value of US$0.04 per share or approximately CAD$0.05 per share. The common shares were acquired for investment purposes. Magnetar Xing He may increase or decrease its ownership of Mainstreet's securities depending upon future market conditions or other relevant factors.

This press release is being issued pursuant to National Instrument 62-103 - The Early Warning System and Related Take-Over Bid and Insider Reporting Issues that requires each of Magnetar Constellation and Magnetar Xing He to file a report under Mainstreet's profile on SEDAR (www.sedar.com) containing additional information respecting the foregoing matters.