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Regulatory & Compliance
Independent evaluations required for securities regulators (e.g., NI 51-101, SEC), annual reserves reporting, and audit-grade technical assurance.
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Banking & Transactions
Third-party evaluations used for loans, financing, acquisitions, asset valuation, and investor confidence.
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Strategic Planning
Independent assessments that support development plans, economics, capital decisions, and portfolio strategy.
About Santos: Focused expertise. Direct Involvement.
Santos is a Canada-based consulting firm specializing in reserves and resources evaluation, asset economics, and technical reporting for energy companies worldwide.
Established in 2018, our approach is simple: small team, direct involvement, and high-quality work.
⛊ Canada-based, Global Experience
Our team has contributed expertise to energy projects around the world
John Ramirez, M.Sc., P.Eng.
Reservoir Engineer, Reserves Evaluator and Auditor
John is an Independent Qualified Reserves Evaluator and Auditor with over 11 years of experience in reserves and resources evaluations, including 5 years leading international projects. APEGA Professional Member.
Sonia Plazas, P.Eng.
Petroleum Engineer
Sonia is a petroleum engineer with over 10 years of combined experience in drilling operations, well construction, integrity analysis, reserves evaluation, and regulatory compliance. APEGA Professional Member.
Independent. Qualified. Defensible.
Our work is performed independently, in accordance with recognized industry standards, and is suitable for regulatory, financial, and investment decision-making.
Beyond Reserves Evaluation
Engineering, Economic, and Advisory services designed to support decision-making, financing, and regulatory requirements.
Asset Economic Evaluation
Economic models that support planning, budgeting, acquisitions, and reserves assessments. Clear results tailored to technical and financial stakeholders.
ValNav Database Set Up
Design, clean-up, and structuring of ValNav databases for consistent efficient reserves and development plans workflows and minimal manual intervention.
ValNav Fiscal Regime Modeling
Custom accurate fiscal models capturing royalties, taxes, incentives, and local regulations needed for accurate asset economics tailored to each jurisdiction.
WELLCAT Transient-Thermal Triaxial Stress Analysis
Casing and tubing design, well integrity assessments, MFHW frac-string and packer load modeling, and failure analysis.
Technical Reporting
Reserves, resources, drilling, completion, and production reports preparation and review. Technical regulatory submissions.
Technical Translation (EN/ES)
Oil & gas technical translation performed by Professional Petroleum Engineers, ensuring context, terminology, and technical intent remain intact.
Start a Conversation
If you require an independent reserves evaluation or technical support, we would be pleased to discuss your needs confidentially.