Founded in 1948, Miller and Lents Ltd. is an international oil and gas consulting firm offering services and expertise in virtually all phases of the upstream petroleum industry. Located in Houston, Texas, it offers a number of services that include reservoir engineering, modeling, geological/geophysical, petrophysical, expert witness/arbitration, assistance to attorneys and many more. Some of the company s clients include Aetna Life Insurance Company, AEP Energy Services Inc., A. G. Edwards & Son Inc., AIG Highstar Capital LLC and Alabama-Coushatta Tribe of Texas.