Insights

SEC Reserves Leader NSAI is a globally recognized leader in petroleum property analysis and SEC reserves reporting, signaling a strong market influence and potential as a trusted partner for regulatory compliance, financial due diligence, and asset valuation services.

Integrated Engineering With capabilities spanning engineering, geology, geophysics, petrophysics, and economics, NSAI can offer comprehensive subsurface consulting and integrated asset assessments to oil and gas operators seeking end-to-end project support.

Global Basin Expertise NSAI highlights expertise across most producing basins worldwide, presenting opportunities to engage clients with cross-regional reserves evaluations, portfolio risk profiling, and international asset monetization strategies.

Industry Networking Strong presence among oil, gas, and financial communities suggests partnerships for M&A advisory, asset sales, property evaluations, and seminar-led lead generation through NSAI-sponsored events.

Cybersecurity & Resilience Past ransomware incident underscores a potential need for enhanced data security, incident response maturity, and secure data management services as part of a broader risk management and compliance offering.

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Netherland, Sewell & Associates, Inc. Tech Stack

Netherland, Sewell & Associates, Inc. uses 8 technology products and services including RSS, Cloudflare, Google Cloud, and more. Explore Netherland, Sewell & Associates, Inc.'s tech stack below.

  • RSS
    Content Management System
  • Cloudflare
    Content Management System
  • Google Cloud
    Infrastructure As A Service
  • TweenMax
    Javascript Frameworks
  • Modernizr
    Javascript Libraries
  • MediaElement.js
    Video Players
  • Magnific Popup
    Web Tools And Plugins
  • easy pie chart
    Web Tools And Plugins

Netherland, Sewell & Associates, Inc.'s Email Address Formats

Netherland, Sewell & Associates, Inc. uses at least 2 format(s):
Netherland, Sewell & Associates, Inc. Email FormatsExamplePercentage
FirstLast@netherlandsewell.comJohnDoe@netherlandsewell.com
54%
FLast@netherlandsewell.comJDoe@netherlandsewell.com
29%
Last@netherlandsewell.comDoe@netherlandsewell.com
13%
FirstLas@netherlandsewell.comJohnDoe@netherlandsewell.com
4%
FLast@nsai-petro.comJDoe@nsai-petro.com
91%
Last@nsai-petro.comDoe@nsai-petro.com
8%
FMiddleLast@nsai-petro.comJMichaelDoe@nsai-petro.com
1%

Frequently Asked Questions

What is Netherland, Sewell & Associates, Inc.'s phone number?

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You can contact Netherland, Sewell & Associates, Inc.'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Netherland, Sewell & Associates, Inc.'s official website and social media links?

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Netherland, Sewell & Associates, Inc.'s official website is netherlandsewell.com and has social profiles on LinkedIn.

How much revenue does Netherland, Sewell & Associates, Inc. generate?

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As of July 2026, Netherland, Sewell & Associates, Inc.'s annual revenue is estimated to be $100M - $250M.

What is Netherland, Sewell & Associates, Inc.'s SIC code NAICS code?

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Netherland, Sewell & Associates, Inc.'s SIC code is 8711 - Engineering Services NAICS code is 211 - Oil and Gas Extraction.

How many employees does Netherland, Sewell & Associates, Inc. have currently?

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As of July 2026, Netherland, Sewell & Associates, Inc. has approximately 170 employees across 3 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: R. T.Owner: N. S.Vice President: N. G.. Explore Netherland, Sewell & Associates, Inc.'s employee directory with LeadIQ.

What industry does Netherland, Sewell & Associates, Inc. belong to?

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Netherland, Sewell & Associates, Inc. operates in the Oil and Gas industry.

What technology does Netherland, Sewell & Associates, Inc. use?

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Netherland, Sewell & Associates, Inc.'s tech stack includes RSSCloudflareGoogle CloudTweenMaxModernizrMediaElement.jsMagnific Popupeasy pie chart.

What is Netherland, Sewell & Associates, Inc.'s email format?

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Netherland, Sewell & Associates, Inc.'s email format typically follows the pattern of FirstLast@netherlandsewell.com. Find more Netherland, Sewell & Associates, Inc. email formats with LeadIQ.

When was Netherland, Sewell & Associates, Inc. founded?

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Netherland, Sewell & Associates, Inc. was founded in 1961.
Netherland, Sewell & Associates, Inc. logo

Netherland, Sewell & Associates, Inc.

Oil and GasTexas, United States51-200 Employees

NSAI is a Dallas-based firm providing worldwide petroleum property analysis to the oil and gas industry, financial institutions, and government agencies. It delivers fully integrated services spanning engineering, geology, geophysics, petrophysics, and economic analyses for upstream energy projects. With offices in Dallas and Houston, the company relies on a mid-sized, multidisciplinary team to support its global scope and expertise in producing basins. NSAI is recognized within the oil and gas and financial communities for prioritizing long-term client relationships and service, including reserves reporting. A recent development is that the firm hosted an Oil & Gas Property Evaluation Seminar in Dallas in May 2025.

Section iconCompany Overview

Phone number
SIC Code
8711 - Engineering Services
NAICS Code
211 - Oil and Gas Extraction
Founded
1961
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

    Netherland, Sewell & Associates, Inc.'s revenue is estimated to be in the range of $100M - $250M

Section iconFunding & Financials

  • $100M - $250M

    Netherland, Sewell & Associates, Inc.'s revenue is estimated to be in the range of $100M - $250M

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