Petrogress, Inc. Sub Acquires Interest in Ghana SPV; to Operate in Local Upstream and Oil Trading NEW YORK, Nov. 01, 2017 (GLOBE NEWSWIRE) -- Petrogress, Inc. (OTCMkts:PGAS) announced today that its acquired 90% of the shares of Petrogres Africa Co., Ltd. (“PAF”) through Petrogress Int’l, LLC,...