Founded in 1937, Ryder Scott Co. evaluates oil and gas properties and independently certifies petroleum reserves throughout the world.  

The firm performs several hundred consulting studies each year for a variety of clients and has earned worldwide recognition for reliably predicting the performance of complex oil and gas reservoirs in all major petroleum provinces.  Services include reserves evaluations, geoscience/geology studies, field development and EOR design, reservoir simulation, economic analysis, management consulting and expert witness testimony. 

Ryder Scott has served clients listed on the New York, London, Toronto, Hong Kong, Australia and other stock exchanges -- and has been one of the most widely used consulting firms for preparing annual petroleum reserves certifications for filers with the U.S. Securities & Exchange Commission. 

Ryder Scott provides a complete range of professional engineering, geoscientific and economic evaluation services through its offices in Houston, Calgary, and Denver.

Energy

Ryder Scott Co. LP

Dean Rietz

Debby Schiro

Mark A. Nieberding Pe

Tosin Famurewa

Eric Nelson

Anna Milena Hardesty

Frank Jeanes

Marsha Wellmann P.e.

He Zhang

P.eng. Andy Thompson

The Leadership Team at Ryder Scott Co. LP is responsible for setting strategic direction, overseeing major projects, and ensuring the company's high standards in evaluating and certifying petroleum reserves are met. This group of senior executives and experienced professionals guides the organization in delivering top-tier consultancy services, managing client relationships, and maintaining global recognition for their reliable predictions and evaluations in the oil and gas industry.

Leadership Team

Engineering

Geosciences Team

Leadership Team

About

Team members

Other teams at Ryder Scott Co. LP

Engineering

Geosciences Team