John R Smithson

Chesapeake Oilfield Services, Inc. is a diversified oilfield services company whose operating subsidiaries provide services and equipment primarily to Chesapeake Energy Corporation and its working interest partners, as well as other customers in the upstream oil and natural gas industry in the United States. Its services include contract drilling, hydraulic fracturing, oilfield rentals, rig relocation, fluid transportation, disposal, and manufacturing of natural gas compressor packages. The company was founded on April 10, 2012 and is headquartered in Oklahoma City, OK.

Halliburton Energy Services, Inc. provides oilfield services. It offers technical products and services for petroleum, natural gas exploration and production. The company is headquartered in Houston, TX.

Part of Halliburton Co., Boots & Coots International Well Control, Inc. provides well control and firefighting services. The company is based in Houston, TX.

Cherokee Nation provides housing, education and health services to its citizens and other Native Americans. It offers community, human, career, and commerce services. The organization was founded on September 6, 1839 and is headquartered in Talequah, OK.

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.

National Cowboy & Western Heritage Museum operates as a museum. It focuses on the American cowboy, rodeos, native American culture, Victorian firearms, frontier military, and western performers. The company was founded in 1955 and is headquartered in Oklahoma City, OK.

Busey Group LLC provides professional consulting services. It offers training, logistics, and management services. The company was founded by Phil G. Busey Sr. in 2000 and is headquartered in Oklahoma, OK

Delaware Resource Group of Oklahoma LLC provides services in the aerospace defense industry. Its services include defense: aircrew training, simulator operations and maintenance, interactive courseware and software engineering, commercial, international, professional and support services. The company was founded by Phil G. Busey Sr. in 2002 and is headquartered in Oklahoma City, OK.

Part of Mabrey Bancorporation, Inc., Mabrey Bank is a financial institution that has been providing personalized banking services since 1924. Mabrey Bank is based in Bixby, OK. The company offers business and personal banking services to its customers.

The Housing Authority of the City of Tulsa is a quasi-governmental, public body, corporate and politic, exercising exclusively public and essential government functions, and having all the powers necessary or convenient to carry out and effectuate the purposes and previsions of the Oklahoma Housing Authorities Act (OHAA). THA provides publicly assisted housing comprised of traditional public housing, mixed finance sites and Section 8

Nextstream Growth I LLC operates as a technology development firm. The company was founded by Baker Hughes and is headquartered in Oklahoma City, OK.

Cortado Capital LLC (Cortado Capital) is a venture capital firm founded by Nathaniel Harding, David Woods, and Mike Moradi in 2017. The firm is headquartered in Oklahoma.

Part of Gateway First Bank, Regent Bank (Bartlesville, Oklahoma) operates as a State Chartered Bank. The company is based in Bartlesville, OK. Regent Bank (Bartlesville, Oklahoma was acquired by Gateway First Bank from Regent Capital Corp. (Oklahoma) on August 01, 2023. The CEO of the company is Sean Kouplen.

Part of Chesapeake Energy Corp., COS Holdings LLC is an investment holding company. The company is based in Oklahoma City, OK. Jerry L. Winchester has been the CEO of the company since 2011.