Ralph E. Davis Associates, Inc. has performed numerous evaluations and studies of properties throughout the major oil and gas producing basins of the United States during its over eighty year history of service to the industry. Internationally, Ralph E. Davis first evaluated properties in Mexico in 1917, and later worked throughout many of the world's producing basins. During the past few years the firm has remained active in the indicated areas.

DOMESTIC U.S. GEOLOGIC REGIONS

• Gulf Coast Onshore and Offshore
  Gulf Coast Salt Dome Basin, South Texas Trend, East Texas Basin, Sabine Uplift,
  North Louisiana Basin, Mississippi Salt, Offshore Shelf and Deep Water Gulf of Mexico.
• West Texas and S.E. New Mexico
  Midland Basin, Delaware Basin, Val Verde Basin, Central Basin Platform, Edwards Plateau and Northwest Shelf Area of New Mexico.
• Mid-Continent Region
  Anadarko Basin, Ardmore Basin, Arkoma Basin, Panhandle, Central Kansas Arch,
  Nemaha Uplift, Eastern Interior Basin.
• Appalachian Region
  Appalachian Basin and Appalachian Uplift.
  
• N.W. New Mexico
  San Juan Basin, Black Mesa Basin.
  
• Rocky Mountains
  Denver Basin, Green River Basin, Powder River Basin, Piceance Basin, Paradox Basin, Wind River Basin, Williston Basin, Unita Basin.
• California
  Los Angeles Basin, Sacramento Basin, San Joaquin Basin, Ventura Basin.
  
• South East Region
  Black Warrior Basin, Mississippi Embayment and Salt Dome.
  
• Alaska
  Cook Inlet Basin, Prudhoe Bay and the North Slope.
  
• Michigan
  Central and East Michigan Basin.

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INTERNATIONAL GEOLOGICAL REGIONS

REGIONS OF ASIA:

• China
  All producing areas in Onshore and Offshore China including the newly developing
  Xin Jiang Basin in Western China.
• Bangladesh
  
• Indonesia
  
• Kazakhstan
  
• Pakistan
  All producing areas in Pakistan.
• Russia
  Permy Tuman Region, Orenburg Area, Perm Area and Siberia.
• Thailand
  
• Turkmenistan
  South Caspian Basin

• Egypt
  Western Desert and Offshore
• Kuwait
  
• Oman
  
• Saudi Arabia

• North Sea Areas
  
• Germany
  
• Greece
  Offshore
• Italy
  Offshore
• Poland
  Coalbed Methane Areas
• Sicily
  Onshore

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REGIONS OF THE AFRICAN CONTINENT:

• Algeria
  
• Congo
  
• Ecuatorial Guinea
  
• Ivory Coast
  
• Nigeria
  
• Tunisia

• Argentina
  Austral Basin, Golfo San Jorge Basin, Neuquen Basin, Noreste Basin, Tierra Del Fuego
• Bolivia
  Santa Cruz Basin
• Brazil
  The onshore Potiguar Basin and all Offshore Areas
• Chile
  Tierra Del Fuego, Cerro Redondo
• Colombia
  Putumayo, Lower & Middle Magdalena Basins
• Ecuador
  All areas of the Oriente Basin and Western Ecuador
• Guatemala
  
• Nicaragua
  
• Peru
  Talara Basin, Oriente Basin and Offshore Peru
• Venezuela
  Colon Area, Falcon Norte Area, West Guarico Area

• Australia
  Onshore & Offshore Basins
• Canada
  Provinces of Alberta and Saskatchewan and the Offshore Maritime Provinces

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