Goldberg Law PC, a national shareholder rights litigation firm, announces that it is investigating Pattern Energy Group Inc. ("Pattern" or the "Company") (Nasdaq: PEGI) concerning possible violations of federal securities laws. If you purchased or otherwise acquired Pattern shares and would like more information regarding the investigation, we encourage you to contact Michael Goldberg or Brian Schall, of Goldberg Law PC, 1999 Avenue of the Stars, Suite 1100, Los Angeles, CA 90067, at 800-977-7401, to discuss your rights without cost to you. You can also reach us through the firm's website at http://www.Goldberglawpc.com, or by email at email@example.com. This investigation focuses on whether Pattern and certain of its directors and/or officers violated federal securities laws. On November 7, 2016, Pattern announced that it had a material weakness in internal controls over financial reporting. Pattern stated that its internal controls were "not effective as of September 30, 2016, due to the aggregation of internal control deficiencies related to the implementation, design, maintenance and operating effectiveness of various transaction, process level, and monitoring controls." When this news was announced, shares of Pattern fell in value. If you have any questions concerning your legal rights, please immediately contact Goldberg Law PC at 800-977-7401, or visit our website at http://www.Goldberglawpc.com, or email us at firstname.lastname@example.org. Goldberg Law PC represents shareholders around the world and specializes in securities class actions and shareholder rights litigation.