ExxonMobil Corp.

NEW, ExxonMobil Corp., Irving, Texas, (NYSE: XOM) has retained IndigoPool to sell operated interests in properties in West Texas, East Texas and the Texas Panhandle. The West Texas properties are Wink South in Winkler County, Yarborough and Allen in Ector County and Will-O in Val Verde County. The East Texas properties are Giddings in Burleson, Lee, Grimes and Washington counties and Pruitt Van in Van Zandt County. The Texas Panhandle field is Lathem in Hartley County. Combined net production is approximately 1,000 barrels of oil equivalent per day (50% gas). Bids are due March 2. The effective date is June 2, 2008. Contact Greg Mowlds, 713-513-1513