Earthstone Energy Announces Date of Annual Shareholder Meeting

DENVER, July 29 /PRNewswire-FirstCall/ -- Earthstone Energy, Inc. (OTC Bulletin Board: BSIC), formerly Basic Earth Science Systems, Inc., announced today that its Annual Meeting of Shareholders will be held on Thursday, September 23, 2010 at 2:00 p.m. MDT.  The meeting will take place at The Denver Marriott City Center, Nat Hill Meeting Room, 1701 California Street, Denver, CO 80202.

Earthstone Energy, Inc. is an independent oil and gas exploration and production company with primary operations in the Williston Basin, the Denver-Julesburg Basin in Colorado, southern Texas and the Gulf Coast area.  Earthstone Energy is traded on the Over The Counter Bulletin Board under the symbol BSIC.  Information on Earthstone Energy can be found at its web site: www.earthstoneenergy.com.

SOURCE Earthstone Energy, Inc.