SERVICES – Oil and Gas Reserves Evaluation

Services to add value

Ryder Scott Petroleum Consultants evaluates oil and gas properties and independently certifies petroleum reserves quantities in the U.S. and internationally.

Our geophysicists, petrophysicists, geologists, reservoir engineers, modelers and economic analysts work within their areas of expertise, seamlessly combining their skills in close-knit, integrated teams. That synergistic, multidisciplinary approach facilitates the most precise, dependable, scientific studies possible.

Ryder Scott provides a complete range of professional engineering, geoscientific and economic evaluation services. Included in these services are the following:


  • Certification of oil, gas, condensate and plant product reserves
  • Integrated field studies
  • Drilling and development program studies
  • Equity determinations/redeterminations
  • Well completion and workover recommendations


  • Prospect analyses
  • Exploration portfolio analysis
  • Reservoir description
  • Petrophysical analysis
  • Geostatistical modeling
  • Reservoir characterization
  • 2D, 3D interpretations

Enhanced Recovery Services

  • Enhanced recovery studies and feasibility reports
  • Design of fluid injection projects
  • Unitization studies
  • Horizontal drilling studies
  • Thermal recovery evaluation

Natural Gas Studies

  • Gas deliverability determinations
  • Gas storage projects – selection, design, evaluation and monitoring
  • Coal seam gas recovery
  • Evaluation of low permeability reservoirs

Reservoir Simulation

  • Single-well quick-look models
  • Integrated full-field studies
  • Black oil and compositional formulations
  • Detailed geological models for complex fault systems
  • Geostatistically derived petrophysical descriptions
  • Simulation-driven reserves determination processes

Economic Services

  • Appraisal of oil and gas properties
  • Fair market value determination
  • Investment and management counseling
  • Software development

Expert Witness Testimony

  • Expert testimony before state and federal regulatory bodies and courts of law
  • Arbitration services
  • Litigation support

Management Advisory Services

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