D. John Ogren

Core Laboratories NV engages in the provision of proprietary and patented reservoir description, production enhancement, and reservoir management services to the oil and gas industry. It operates through the Reservoir Description segment and Production Enhancement segment. The Reservoir Description segment encompasses the characterization of petroleum reservoir rock, fluid, and gas samples and provides analytical and field services to characterize properties of crude oil and petroleum products. The Production Enhancement segment provides products and services relating to reservoir well completions, perforations, stimulations, and production. The company was founded in 1936 and is headquartered in Amsterdam, the Netherlands.

WellDynamics, Inc. provides intelligent completion technology for reservoir monitoring and control to the upstream oil industry. The company was founded in 1984 and is headquartered in Houston, TX.

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

Production Operators Corp. provides contract compression and processing of gas handling services. It facilitates handling of carbon dioxide used in oil recovery. The company was founded in 1958 and is headquartered in Houston, TX.

EIDP, Inc. engages in the provision of science-based products and services. It operates through the Seed and Crop Protection segments. The Seed segment develops and supplies advanced germplasm and traits that produce optimum yield for farms around the world. The Crop Protection segment serves the global agricultural input industry with products that protect against weeds, insects and other pests, and disease, and that improve overall crop health both above and below ground via nitrogen management and seed-applied technologies. The company was founded by Eleuthere Irenee du Pont in 1802 and is headquartered in Indianapolis, IN.

DeepFlex, Inc. design and manufactures premium composite flexible pipe. It offers engineering, custom design system, and installation services. The company was founded by Michael J. Bryant in 2004 and is headquartered in Houston, TX.