DeGolyer and MacNaughton logo

DeGolyer and MacNaughton Employee Directory

Oil and GasTexas, United States201-500 Employees

DeGolyer and MacNaughton is an oil and gas consultancy specializing in reserves, resources, and engineering analyses. The firm provides assessments of reserves, prospective and unconventional resources, contingent resources, and related economic modeling, along with reservoir simulation and production enhancements, supported by geophysical, geological, petrophysical, and basin studies. Its work helps clients in the energy sector quantify asset value, evaluate developmental options, and inform strategic decisions across exploration, development, and reporting contexts.
Based in the Dallas area, the company serves a client base within the oil and gas industry, offering technical studies and reports that support regulatory compliance and investment decisions. The organization positions itself as a provider of independent technical assessments and engineering analyses, with services extending to exploration, economic modeling, and various resource evaluations. In recent activity, the firm publicly highlighted a best-paper recognition at URTeC 2023, reflecting engagement with innovative research communities while maintaining its core service offerings.

Find DeGolyer and MacNaughton employees' phone numbers or email addresses

DeGolyer and MacNaughton Global Highlights

Location
Employees

North America
220

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  • United States Of America
    211
  • Canada
    6
  • Mexico
    2
  • Trinidad And Tobago
    1

Asia
52

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  • Russian Federation
    30
  • Pakistan
    10
  • Kazakhstan
    8
  • India
    2
  • Uzbekistan
    1
  • Indonesia
    1

Europe
19

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  • United Kingdom Of Great Britain And Northern Ireland
    7
  • Azerbaijan
    5
  • Spain
    1
  • Bulgaria
    1
  • Germany
    1
  • Norway
    1
  • Portugal
    1
  • Italy
    1
  • Poland
    1

South America
13

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  • Argentina
    12
  • Uruguay
    1

Africa
5

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  • Algeria
    4
  • Libya
    1

Oceania
1

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  • Australia
    1

DeGolyer and MacNaughton's Leadership

  • Chief Executive Officer And Chairman at DeGolyer and MacNaughton
    A. C.
    Chief Executive Officer And Chairman
  • Vice President Principal Engineer at DeGolyer and MacNaughton
    D. M.
    Vice President Principal Engineer
  • Vice President - Principal Engineer at DeGolyer and MacNaughton
    J. P. F.
    Vice President - Principal Engineer
  • President at DeGolyer and MacNaughton
    C. O.
    President
  • Owner at DeGolyer and MacNaughton
    L. A.
    Owner
  • Owner at DeGolyer and MacNaughton
    P. D.
    Owner
  • Project Engineer, Vice President at DeGolyer and MacNaughton
    C. B.
    Project Engineer, Vice President
  • Senior Vice President at DeGolyer and MacNaughton
    J. T.
    Senior Vice President

DeGolyer and MacNaughton Employee Metrics

100%
50%
0%
2026
2025
  • Biotechnology
  • Program & Project Management
  • Business
  • Administrative
  • Business Development
  • Other
  • Human Resources
  • Consultant

Contact profiles from DeGolyer and MacNaughton

Name
Title
Contact
Location
Last Update
  • Division Manager at DeGolyer and MacNaughton
    S. K.
    Division Manager
    Dec 01, 2025
  • Senior It Manager at DeGolyer and MacNaughton
    A. K.
    Senior It Manager
    Russia
    Aug 25, 2026
  • Business Development Manager at DeGolyer and MacNaughton
    A. B.
    Business Development Manager
    Russia
    Oct 28, 2024
  • Country Manager Argentina, Latin America Assistant Division Manager & Principal Engineer at DeGolyer and MacNaughton
    G. H. M.
    Country Manager Argentina, Latin America Assistant Division Manager & Principal Engineer
    Argentina
    Oct 28, 2024
  • Marketing Manager at DeGolyer and MacNaughton
    T. C.
    Marketing Manager
    Oct 22, 2024
  • Business Development Manager at DeGolyer and MacNaughton
    W. S.
    Business Development Manager
    Canada, Alberta
    Sep 04, 2026
  • Senior Reservoir Engineer at DeGolyer and MacNaughton
    A. G.
    Senior Reservoir Engineer
    Azerbaijan
    Jun 30, 2026
  • Senior Geologist at DeGolyer and MacNaughton
    B. R. B.
    Senior Geologist
    India, Uttar Pradesh
    Jun 28, 2026
  • Senior Reservoir Engineer at DeGolyer and MacNaughton
    C. L.
    Senior Reservoir Engineer
    Germany, Baden-Württemberg
    Sep 01, 2026
  • Senior Geologist at DeGolyer and MacNaughton
    D. G. M.
    Senior Geologist
    Argentina
    Jun 25, 2026

Frequently Asked Questions

What is DeGolyer and MacNaughton known for?

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DeGolyer and MacNaughton was founded in 1936 and operates in the Oil and Gas industry. You can contact DeGolyer and MacNaughton's main corporate office by phone at . Explore DeGolyer and MacNaughton's company overview page for more information.

What is DeGolyer and MacNaughton's most common email format?

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DeGolyer and MacNaughton employees' email format typically follows the pattern of FLast@demac.com. Trying to find reliable and up-to-date employee contact data? Find more DeGolyer and MacNaughton email formats with LeadIQ.

How many employees does DeGolyer and MacNaughton have currently?

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DeGolyer and MacNaughton has approximately 262 employees as of August 2026. These team members are located across 6 continents, including North America, Asia and Europe.

Who are DeGolyer and MacNaughton's key employees and leadership?

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As of August 2026, DeGolyer and MacNaughton's key employees include:

  • Chief Executive Officer And Chairman: A. C.
  • Vice President Principal Engineer: D. M.
  • Vice President - Principal Engineer: J. P. F.
  • President: C. O.
  • Owner: L. A.

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