RTA Red Technology Alliance, LLC Jim Buckingham President, RTA January 16, 2008

RTA - Red Technology Alliance, LLC  Limited Liability Company majority-owned by private equity firms & founded in July 2006  $500 million of cash call commitments for Oil & Gas investments in North America  Unique earn-in model: Evaluate, Pilot, Develop  Managed by Halliburton per Service Contract  Well planning, drilling, and completions by Halliburton Project Management  Specializing in unconventional O&G reservoirs requiring Reservoir-Specific Solutions:  Horizontal Wells in Complex Plays  UnderBalanced Horizontal Drilling  Low-Permeability Multi-Zone Completions  Also targets Gulf of Mexico shelf fields that can be redeveloped through Landmark’s advanced seismic processing, imaging and interpretation.

Deal Flow  128 Leads screened by Business Development  24 Evaluations by Project Development Team  5 Negotiations currently active  4 Pilots/Projects contracted First RTA Pilot initiated January ‘07  Pilot success led to promotion to Project status and ongoing drilling program Second Pilot August ‘07  Pilot well drilled and under evaluation  Promoted to Project status in Q4 ‘07 with additional drilling planned in 2008 Third Pilot spud first well December ’07 Fourth Pilot contracted January ‘08 Activities To Date AOGI Pilot Program 2007 Pilot 1- RTA earned ~25% W.I. in 47,000 Net Acres Pilot 2- RTA earned ~50% W.I. in additional 47,000 Net Acres

The Target: North America  Significant net acreage for large, multi-well programs  Exploitation rather than exploration with low resource risk  Asset owner sees value in partnering for risk management, technical & operational expertise, and access to services The Market: Constrained Leaseholders  Limited by human or financial resources  Conflicting strategic priorities  Technical difficulty developing a complex play Partner Characteristics  Open to commercial structure allowing RTA to earn-in to 25-50% equity interest through a pilot program  Prefers to maintain operatorship while collaboratively developing the asset with RTA  Entrusts day-to-day execution to Halliburton Project Management as Lead Contractor Opportunity Identification Technically Challenging? Complex? Stumped? RTA

Contacts President Jim Buckingham VP Commercialization James Antilley VP Business Development Mike Watts