Reservoir Engineering Consultant – Experience Around the World

R. Lee Comer - Experience Map

R. Lee Comer Portrait


R. Lee Comer

R. “Lee” Comer is a registered professional engineer (P. E.) in Texas and practices as a petroleum engineer for the Texas P. E. Firm, Roy Lee Comer, Jr., P. E. (F-10160).  Lee has 35+ years of experience performing reservior engineering evaluations on six continents.  Lee is also a petrophysicist, having attended Amoco’s elite year long petrophysics training program at the Amoco Tulsa Research Center.  He has performed evaluations onshore and offshore in more than 15 countries including multiple basins in the USA.  Lee has performed projects from simple decline curve analysis to enhanced oil recovery simulations. 
Before forming his own reservoir engineering consulting firm, Lee spent  25+ years  working as a reservoir engineer for major oil and gas companies Amoco and BP.  Lee worked in international assignments in Cairo, Egypt and Moscow, Russia and has traveled extensively around the world. He also served the industry as a reservoir engineering consultant at Miller and Lents, Ltd., rising to the level of president and serving as a member of the board.


His experience includes reservoir management, exploitation and exploration prospect evaluations, petrophysical evaluations, secondary and enhanced oil recovery operations, reservoir simulation, pressure transient analysis, reserve determination, economic analysis, and acquisition and divestment analysis.  During his career, he has worked on and lead evaluations of onshore and offshore oil and gas properties in many basins in the United States and internationally including in countries and major oil and gas fields worldwide.  A partial list of these is provided below.

Experience Summary:

  • 35+ years experience on 6 continents
  • Licensed professional engineer in the state of Texas
  • Hundreds of reservoirs evaluated in 17 countries
  • More than two decades of experience with major oil and gas companies
  • Evaluations of several of the largest fields in the world
  • More than a decade of petroleum engineering consulting experience
  • President and board member of Miller and Lents, Ltd.
  • Focused on building lasting relationships
Amoco Petrophysics School 1995-96
Amoco Petrophysics Class’95-96












Countries Cont’d


  Papua New Guinea


  Trinidad and Tobago


  United Kingdom

  United States of America

Major Oil Fields:

  Azeri-Chirag-Gunishli, Azerbaijan

  Karachaganak, Kazakhstan

  Lula, Brazil

  October, Egypt

  Prudhoe Bay, Alaska USA

  Samotlor, Russia

  Slaughter, Texas USA

  Tengiz, Kazakhstan

  Wasson, Texas USA

  And More

Major Gas Fields:

  Browse, Australia

  Eagleford, Texas USA

  Karachaganak, Kazakhstan

  Northwest Shelf Venture, Australia

  Pinedale, Wyoming USA

  Shebelinka, Ukraine 

  Surat Basin, Australia

  Urengoy, Russia

  West Delta Deep Marine Concession, Egypt

  And More