Boise, Idaho, May 27, 2019 - (ACN Newswire) - Greenbriar Capital Corp. (TSXV: GRB) ("Greenbriar") The Company is pleased to announce that further to its news release dated Feb. 6, 2019, the company has been in non-stop negotiations with PREPA and its consultants (Filsinger Energy Partners) and attorneys (King & Spalding), to permit the...