This "tangled web" is starting to unravel. Medina Property Group, LLC offers copper mining services. The company was incorporated in 2010 and is based in Weston, Florida. As of June 21, 2010, Medina Property Group, LLC operates as a subsidiary of Sierra Resource Group, Inc. http://investing.businessweek.com/research/stocks/private/snapshot.asp?privcapId=104654814