Donald Bruce Vandergrift

Leeward Capital Corp. is a mineral exploration company, which mines for diamonds, precious metals, and base metals in the Northwest Territories, Canada. The company was founded on September 14, 1983 and is headquartered in Calgary, Canada.

Part of Action Energy, Inc., Powermax Energy, Inc. is a Canadian company that produces oil and natural gas. The company is based in Calgary, Canada. Powermax Energy was acquired by High Plains Energy, Inc. on September 29, 2005 for $6.54 million.

Explorator Resources, Inc. engages in exploring its resource properties. The company focused building a strong portfolio of copper-gold Projects and mining exploration. It is initially concentrating its efforts in the mineral rich Cordillera de la Costa province. The company's El Espino Copper Project lies within this prolific copper-gold metallic area and is central to an important cluster of copper-gold deposits. The company was founded by Albert John Carlesso on May 18, 2005 and is headquartered in Toronto, Canada.

Siberian Far Eastern Oil Co. OJSC provides oil and gas development, exploration and production services. It offers geological and exploration operations, oil refining, marketing, oil and chemical distribution. The company was founded in 1994 and is headquartered in Moscow, Russia.

New Global Telecom, Inc. provides VoIP solutions and outsourced network management services. The company delivers VoIP services to carriers and service providers. The company was founded in 1996 and is headquartered in Lakewood, CO.

McClure Naismith LLP provides legal services. The firm specializes in banking, corporate, litigation, debt recovery, employment, projects, construction and real estate work. The company is headquartered in Edinburgh, the United Kingdom.

Haddington Ventures LLC (Haddington Ventures) is a private equity firm founded in 1998 by James Chris Jones and John A. Strom. The firm is headquartered in Houston, Texas.

FirstAfrica Oil Plc provides oil & gas exploration and development services. The company explores, produces, and develops African oil and gas resources. The company has both on-shore and off-shore operations. FirstAfrica Oil is located in London, UK.

The National Titanium Dioxide Co. Ltd. manufactures and markets titanium dioxide and chemicals. The firm's products include TiO2, Titanium Chemicals, Ultrafine and Specialty TiO2, Titanium Metals and Arabian Chemical Center. The company was founded by Talal Al-Shair in 1989 and is headquartered in Jeddah, Saudi Arabia.

American Petroleum Institute (API) is the only national trade association that represents all aspects of America's oil and natural gas industry. Its more than 400 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry.

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.

DTEK LLC operates as a privately-held energy company. Its key business segments are coal mining and preparation, electrical power generation, and electrical power sales and supply. The company was founded in 2005 and is headquartered in Kiev, Ukraine.

The American Chamber of Commerce (China) is a non-profit organization with a membership of 4,000 individuals from 900 companies operating across China. The organization's mission is to help American companies succeed in China through advocacy, information, networking, and business support services. With headquarters in Beijing, AmCham also serves central, southern, and northeast China through its chapters in Tianjin, Guangzhou, Shenyang, and Dalian. AmCham China has more than 30 working groups and holds over 150 events each year.

TNK-BP Ltd. provides exploration services for the oil and gas industry. The company's services include exploration and production, refining, marketing, sales and trading, oilfield, and technology services. TNK-BP was founded in 2003 and is headquartered in Moscow, Russia

Association of Professional Engineers & Geoscientists of AB is a non profit organization that regulates the practices of engineering and geoscience in Alberta. Its function is licensing individuals and companies that want to practice engineering and geoscience in Alberta. The applicants and companies that meet APEGA’s standards for ethical, professional, and technical competency earn the right to practice and use reserved titles and designations. The company was founded in 1920 and is headquartered in Edmonton, Canada.

University of Wyoming Research Corp. is a non-profit organization, which engages in the provision of advanced energy systems, environmental technologies and highway materials research and technologies. Its services include catalysis and synthesis, environmental remediation and restoration, field screening and sampling, bio-energy and gasification, non-routing analytical services, transportation materials, unconventional fuels, and waste management. The company is headquartered in Laramie, WY.

Euroil Ltd. is a Cameroonian company that wholesales nondurable goods. The private company is based in Mamfe, Cameroon. Euroil was founded by Ndieb-Nso George Tabetando, Donald Bruce Vandergrift.

Gulf of Suez Petroleum SAE is an Egyptian company that provides news and professional resources covering the impact of the Ukraine War on the oil and gas industry. The joint venture company is based in the Arab Gulf and provides information on pumps, valves, software, drilling equipment, instruments, rigs, and resources for oil and gas exploration and production, unconventional fuels, shale oil and gas, oilfields, pipelines, LNG, and petrochemical projects. The company offers oilfield equipment and products for the hydrocarbon processing industry, as well as services such as consulting, engineering, software, financial services, oil field services, energy management, gas processing, and petrochemicals.

Part of Bowleven Plc, Bowleven Resources Ltd. functions as an investment holding British company. The company is based in Edinburgh, UK.

DTEK Energy BV operates as a holding company with interests in coal production, electricity generation, and distribution. It operates through the following segments: Coal Mining and Power Generation on Thermal Power Plants, Coal Resale, Electricity Export; Electricity Distribution; Kyivenergo; and Others. The company was founded by Rinat Leonidovych Akhmeto in 2009 and is headquartered in Kiev, Ukraine.

Inflection Energy LLC operates as an independent oil and gas exploration and production company. It offers exploration and development of natural gas opportunities. The company was founded on June 5, 2008 and is headquartered in Denver, CO.

Sand Geophysics Ltd. provides geophysical consulting services. The private company is based in Southampton, UK.

Jacm Consultants Ltd. provides professional, scientific and technical services. The private company is based in Hampshire, UK.