Established in 1961, Netherland, Sewell & Associates, Inc. (NSAI) is a worldwide leader of petroleum property analysis for industry and financial organizations and government agencies. With offices in Dallas and Houston, we deliver high-quality, fully-integrated engineering, operational, geological, geophysical, petrophysical, and economic solutions for all facets of the upstream energy industry.
An NSAI report honors all the data and industry reserves definitions to give a full and fair inventory of reserves and cash flow. Each report is based on sound judgment, broad experience, technical expertise, and accepted practices.
Each year, NSAI conducts its highly regarded Oil & Gas Property Evaluation Seminar in multiple locations for non-technical financial professionals whose work relates to the petroleum industry. Our panel of in-house experts will help you gain a better understanding of reserves evaluations and reports.
NSAI has compiled numerous resources in developing its procedures and standards for reserves reports to be used in filings with the SEC, including pricing data (compiled monthly) and guidance. More companies use NSAI for their SEC reporting needs than any other petroleum consulting firm.
NSAI has conducted reserves certifications, technical studies, economic evaluations, and advisory work for both onshore and offshore fields in over 100 countries. With extensive experience, we have delivered thousands of reports to petroleum and financial entities worldwide. Whether it is for a small property or a large integrated development project, our clients trust NSAI to deliver excellent, unbiased analysis, ensuring that our reports are highly respected in the industry.
Our experience covers carbonate and clastic producing basins throughout the world and includes a wide range of sedimentary environments, including terrestrial, deltaic, and deepwater deposits. From a mature, conventional basin to a discovery in a remote part of the world, we can apply the right combination of disciplines and expertise to meet your project requirements.
NSAI has been involved in projects in all major unconventional plays in North America, and in emerging unconventional plays worldwide, for clients ranging from small independent operators to major national companies. Our insights are delivered on the lease, local and regional levels.
Netherland, Sewell & Associates, Inc. is one of the most respected names in independent reserves reporting. Our technical staff has successfully completed thousands of challenging assignments for leading petroleum and financial concerns around the globe. Our clients include small privately owned oil and gas companies, major and independent oil and gas companies, national oil and gas companies, financial institutions, and investors. A few of the companies familiar with our work are shown below.
