Netherland, Sewell & Associates, Inc. Provides Petroleum Consulting Services Worldwide
Netherland, Sewell & Associates, Inc. (NSAI) is a worldwide leader of petroleum property valuations for the industry, financial organizations and government agencies. NSAI delivers high quality, fully integrated engineering, operational, geological, geophysical, petrophysical and economic solutions for all facets of the upstream energy industry. The company was established in 1961 and has offices in Dallas and Houston, with more than