Premier Corex stylized, three-dimensional logo with a triangular shape, featuring dark gray, teal, and maroon colors, and a black textured background.
Premier Corex stylized, three-dimensional logo with a triangular shape, featuring dark gray, teal, and maroon colors, and a black textured background.
Text graphic reading 'ILLUMINATING THE SUBSURFACE' with a teal brackets on either side.

For over 50 years, Premier Corex has supported energy companies with trusted subsurface data, specialist laboratory testing and technical consultancy.

Combining expertise across rock, fluid and reservoir disciplines, we deliver integrated insights that reduce uncertainty and support informed decisions throughout the asset lifecycle — from exploration and appraisal to production optimisation and energy transition projects.

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Proven Excellence in Subsurface Knowledge and Development

Premier Corex is a globally recognized leader in subsurface analysis and design. Combining decades of technical development and award-winning innovation, our advanced laboratories, proprietary techniques and world-class experts deliver high-quality solutions to your most difficult sub-surface challenges. We always focus on creating the greatest long-term value for our clients.

Global Reach. Local Expertise.

Supporting projects across 100+ countries on six continents, Premier Corex combines global capability with regional knowledge to deliver consistent, high-quality laboratory and consultancy services wherever our clients operate.

Our Services

  • A factory smokestack emitting co2 in a rural area with trees and hills in the background.

    Carbon Capture, Utilization & Storage (CCUS)

    Providing data and analysis to support CO₂ injection and storage projects.

  • Rock Mechanics

    Rock Mechanics & Geomechanics

    Assessing mechanical properties of reservoir rocks to inform drilling and completion decisions.

  • PVT Analysis

    PVT Analysis

    Characterizing fluid behavior under reservoir conditions.

  • Core Analysis

    Core Analysis (RCA/SCAL)

    Measuring porosity, permeability, and other petrophysical properties to evaluate reservoir quality.

  • Formation Damage

    Formation Damage Analysis

    Identifying and mitigating factors that reduce well productivity.

  • Enhanced Oil Recovery (EOR-IOR)

    Enhanced & Improved Oil Recovery (EOR/IOR)

    Designing strategies to maximize hydrocarbon extraction.

  • Completion and drilling fluids capabilities

    Fluid Analysis

    Integrated Completion Laboratory Services for Customized Fluid Designs and Optimized Recovery.

  • Geochemistry

    Reservoir Geology & Geochemistry

    Analyzing chemical composition and geological features to understand reservoir characteristics.

  • Stacks of cardboard core boxes labeled 'Premier Corex' placed on pallets in a warehouse.

    Premier Sample Library

    North America’s largest and most advanced commercial repository of core cuttings and geological samples.

Ready to Speak to a Subject Matter Expert?

Decades of specialist subsurface knowledge & laboratory expertise.

Independent testing & objective technical advice.

Independent Laboratories

50+ Years of Experience

Trusted Technical Expertise

Quality Assurance

Committed to quality, safety & environmental standards.

Trusted by operators, NOCs & service companies worldwide.