Zephyr Energy plc (AIM: ZPHR), the Rocky Mountain oil and gas company focused on responsible resource development, is pleased to provide an update on its non-operated working interests in the Williston Basin, North Dakota, U.S., to announce the acquisition of two additional non-operated near-term production portfolios in the Williston Basin (the “new acquisitions”), and to announce a joint-venture (“JV”) with Purified Resource Partners LLC (“Purified”) related to ongoing non-operated business development efforts.