Reservoir Management

Financial Decisions

Geological Evaluation and Reservoir Characterization


Technical Representation

Client List

Upcoming Events

2024/2023 Waterflood Courses

February 26 - March 1, 2024
Midland College Petroleum Professional Development Center
(Midland College PPDC - Technical - Engineering)

September 25-29, 2023



12770 Coit Road
Suite 907
Dallas, Texas 75251
Office 972.385.0354
Fax 972.788.5165

Technical Team

For more than 35 years, William M. Cobb & Associates, Inc. has employed some of the best petroleum professionals to provide consulting services to the upstream oil and gas industry. During that period, it has grown from a one-man consulting firm to an organization of nine full-time technical professionals and three support staff who are assisted by a number of part-time consultants. Our petroleum engineers and geologists have extensive experience with international and independent E&P companies and consulting firms that provide a wide range of technical expertise to undertake the projects of clients worldwide. Brief biographies of our professionals are provided in the following listing.


  • Randal M. "Randy" Brush President
    Randal M. "Randy" Brush
  • Donald L. Bailey Senior Vice President of Geosciences
    Donald L. Bailey
  • Michael L. Wiggins Director of Technology and Training / Senior Vice President
    Mike L. Wiggins
  • Frank J. "Deacon" Marek Technical Advisor / Senior Vice President
    Frank J. "Deacon" Marek
  • Tor Meling Senior Vice President
    Tor Meling
  • Robert E. Williams Senior Geologist / GeoSystems Manager
    Robert E. Williams
  • Andrea Mielcarek Reservoir Engineer
    Andrea Mielcarek

  • Associates Associates