Recognized expertise, modern approach
Haas & Cobb is a premier engineering and consulting firm offering unparalleled expertise and independent evaluation services for E&P companies and stakeholders.
Born from the merger of two renowned firms — Haas Engineering (est. 1980) and W.M. Cobb & Associates (est. 1983) — Haas & Cobb’s team of professional engineers and geologists brings a wealth of knowledge and a fresh, transparent approach to every project.
With a commitment to excellence and accuracy, our licensed engineers, geologists, and data analysts deliver the answers and insights you need to move forward with confidence.
Leadership team

Thad Toups
President

Mike Link
Senior Vice President

Tor Meling
Senior Vice President
Technical team

Don Bailey
Senior Advisor, Geoscience

Randy Brush
Senior Advisor, Petroleum Engineering

Deacon Marek
Senior Advisor, Petroleum Engineering

Mike Wiggins
Senior Advisor, Petroleum Engineering

Tad Fielder
Principal Engineer

Andrea Mielcarek
Senior Petroleum Engineer

Frank Stagg
Senior Engineer

Dorothy Pawlik
Senior Analyst

Sonia Barber
Senior Geologist

Melissa Northcott
Principal Geologist

Robert Williams
Principal Geologist

Andrea Roberts
Executive Assistant

Taylor Wells
Controller

Stephanie Toups
Special Advisor
Founders

Dr. Bill Cobb
