Donald B. Ratcliff

Corporate Officer/Principal at American Institute of Mining, Metallurgical & Petroleum Engrs

68 year

Non-Energy Minerals

Commercial Services

Consumer Services

Network origin in Donald B. Ratcliff first degree

Entity	Entity type	Industry
American Institute of Mining, Metallurgical & Petroleum Engrs American Institute of Mining, Metallurgical & Petroleum Engrs Miscellaneous Commercial ServicesCommercial Services American Institute of Mining, Metallurgical & Petroleum Engineers operates as an engineering society. The company was founded in 1871 and is headquartered in Englewood, CO. 67	Private Company	Miscellaneous Commercial Services	67
Apex Silver Mines Ltd. Apex Silver Mines Ltd. Precious MetalsNon-Energy Minerals The Group's principal activity is that of a mining development and exploration company. It currently focuses its resources primarily on the development of San Cristobal Project in Bolivia. San Cristobal is an open-pit silver-zinc-lead deposit, containing approximately 450 million ounces of silver, eight billion pounds of zinc and three billion pounds of lead in proven and probable reserves. San Cristobal is expected to produce approximately 17 million ounces of silver, 225,000 tonnes of zinc and 82,000 tonnes of lead per year on a payable basis in the first five years of operation. The project currently has sufficient reserves to operate for approximately 16 years with a current design capacity of 40,000 tonnes of ore per day. The Group also holds an extensive portfolio of highly prospective exploration properties located primarily in the traditional precious metals-producing regions of Argentina, Peru, Mexico and Bolivia. 22	Extinct	Precious Metals	22

Chart of Companies connected to the second degree

Multi-company connection

Companies connected to Donald B. Ratcliff via their personal network

Company	Sector	Related people	Main position
Society for Mining, Metallurgy, & Exploration, Inc. Society for Mining, Metallurgy, & Exploration, Inc. Miscellaneous Commercial ServicesCommercial Services Society for Mining, Metallurgy, & Exploration, Inc. operates as a professional society corporation representing all professionals serving the minerals industry in more than 85 countries. Its members are engineers, geologists, metallurgists, educators, students and researchers. The company was founded in 1871 and is headquartered in Englewood, CO.	Miscellaneous Commercial Services	Leendert G. Krol Earl William Abbott Jim Askew Erland Arthur Anderson Christopher Robison Andrew E. Nevin Melvin Herdrick Martin Clyde Ackland Richard Williams Larry A. Watters Daniel S. Placha Richard L. McCormick Eric M. Struhsacker Joseph P. Campbell John W. Adair Mark F. Coolbaugh	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
GOLDEN MINERALS COMPANY	Precious Metals	Kevin Morano Terry Palmer Jeffrey Clevenger Deborah Friedman Robert Blakestad Jerry Wayne Danni Terry L. Owen Robert P. Vogels Gerald J. Malys Ian Masterton-Hume	Director/Board Member Director/Board Member Chairman Director/Board Member Corporate Officer/Principal Compliance Officer Chief Operating Officer Director of Finance/CFO Corporate Officer/Principal Director/Board Member
Society of Economic Geologists Society of Economic Geologists Miscellaneous Commercial ServicesCommercial Services The Society of Economic Geologists (SEG) is an organization that focuses on economic geology. The organization is based in Littleton, CO. The company offers membership benefits such as access to publications, webinars, and job listings. The SEG also has a foundation that provides funding for students and early career professionals.	Miscellaneous Commercial Services	Earl William Abbott William Lindqvist Thomas Patton Robert Blakestad Roland M. Larsen David Cole Locke Goldsmith Eric M. Struhsacker Mark F. Coolbaugh	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
The Canadian Institute of Mining, Metallurgy & Petroleum The Canadian Institute of Mining, Metallurgy & Petroleum Miscellaneous Commercial ServicesCommercial Services The Canadian Institute of Mining, Metallurgy & Petroleum (CIM) is a not-for-profit technical society of professionals in the Canadian minerals, metals, materials, and energy industries. CIM is based in Westmount, Canada, and has subsidiaries in Canada. CIM provides a wealth of benefits to its members, including building industry knowledge, enhancing professional profiles, and raising Canadian company visibility. The institute offers a range of services, including professional development, distinguished lecturer programs, and awards. The private company was founded by Patrick B. Carlson, and the CEO is Angela Hamlyn.	Miscellaneous Commercial Services	Wayne D. Lenton Marcel Francois DeGuire Sadek E. El-Alfy Pierre Duhaime Steven Reid Archibald Geoffrey Loudon Richard Williams Willem Duyvesteyn	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
Cyprus Amax Minerals Co. Cyprus Amax Minerals Co. Other Metals/MineralsNon-Energy Minerals Part of Freeport-McMoRan, Inc., Cyprus Amax Minerals Co. is a company that engages in the production of molybdenum, lithium, copper, and coals. The company is based in Phoenix, AZ. Cyprus Amax Minerals was acquired by Phelps Dodge Corp. on December 02, 1999 for $1,816.19 million.	Other Metals/Minerals	Alan Edwards Jeffrey Clevenger Deborah Friedman Robert Blakestad Terry L. Owen Robert P. Vogels Gerald J. Malys	President Corporate Officer/Principal General Counsel Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Director of Finance/CFO
Society of Mining Engineers Society of Mining Engineers Miscellaneous Commercial ServicesCommercial Services Society of Mining Engineers represents all professions serving the mining, minerals and underground construction industries. Its memebers include engineers, geologists, metallurgists, educators, students and researchers. The company was founded in 1871 and is headquartered in Wapwallopen, PA.	Miscellaneous Commercial Services	James J. Bryja Wayne D. Lenton Jerry Wayne Danni Steven Reid Parris Lyew-Ayee Chris L Walla	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
The Pennsylvania State University	College/University	James J. Bryja Ronald M. Latanision Daniel S. Placha Parris Lyew-Ayee Kevin L. Zeik George W. Luxbacher	Undergraduate Degree Undergraduate Degree Undergraduate Degree Graduate Degree Doctorate Degree Doctorate Degree
Homestake Mining Company of California Homestake Mining Company of California Precious MetalsNon-Energy Minerals Homestake Mining Co. of California was owned gold operations, located in the following countries: Argentina, Australia, Canada, Chile and USA. The Company was founded to develop the Homestake mine discovered in the Black Hills of the Dakota Territory in 1876. It was a gold mining company until its diversification into uranium mining. Homestake Mining was headquartered in San Francisco, CA.	Precious Metals	Harry Conger William Lindqvist Robert Blakestad Igor Levental Eric M. Struhsacker	Chief Executive Officer Corporate Officer/Principal Corporate Officer/Principal Investor Relations Contact Corporate Officer/Principal
NEWMONT CORPORATION	Precious Metals	Leendert G. Krol Marcel Francois DeGuire David Cole Christopher Robison	Corporate Officer/Principal Chief Tech/Sci/R&D Officer Corporate Officer/Principal Chief Operating Officer
Colorado School of Mines	College/University	Harry Conger Ronald Stovash Michael N. Norred Mark F. Coolbaugh	Undergraduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree
University of Idaho	College/University	Terry L. Owen Andrew E. Nevin Melvin Herdrick Lawrence Radford	Undergraduate Degree Doctorate Degree Graduate Degree Undergraduate Degree
KINROSS GOLD CORPORATION	Precious Metals	Alan Edwards Jerry Wayne Danni Gerald J. Malys Lawrence Radford	Chief Operating Officer Corporate Officer/Principal Director/Board Member Corporate Officer/Principal
Michigan Technological University	College/University	Marcel Francois DeGuire Locke Goldsmith Erland Arthur Anderson	Undergraduate Degree Undergraduate Degree Undergraduate Degree
Geological Society of Nevada Geological Society of Nevada Miscellaneous Commercial ServicesCommercial Services Geological Society of Nevada operates as a scientific society that promotes the geological sciences. It encourages the dissemination of scientific and practical knowledge through semiformal presentations, field trips and symposia as well as by publishing the literature resulting from the activities. The company is headquartered in Reno, NV.	Miscellaneous Commercial Services	Earl William Abbott Eric M. Struhsacker Mark F. Coolbaugh	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
Prospectors & Developers Association of Canada Prospectors & Developers Association of Canada Miscellaneous Commercial ServicesCommercial Services The Prospectors & Developers Association of Canada operates as a mineral exploration and development association. The non-profit company is based in Toronto, Canada. and has subsidiaries in Canada.	Miscellaneous Commercial Services	Earl William Abbott Francisco Augusto Baertl Montori Eric M. Struhsacker	Corporate Officer/Principal Director/Board Member Corporate Officer/Principal
Taggart Global LLC Taggart Global LLC Engineering & ConstructionIndustrial Services Taggart Global LLC provides engineering, designing and processing services. The company was founded in 1993 and is headquartered in Pittsburgh, PA.	Engineering & Construction	Larry A. Watters Daniel S. Placha Richard L. McCormick	Founder Founder Chief Executive Officer
Colorado State University	College/University	David Cole Robert P. Vogels Christopher Murrel Jones	Graduate Degree Masters Business Admin Masters Business Admin
Australasian Institute of Mining & Metallurgy Australasian Institute of Mining & Metallurgy Miscellaneous Commercial ServicesCommercial Services Australasian Institute of Mining & Metallurgy, also known as AusIMM, is the leading organization for professionals working in the resources sector. AusIMM is based in Carlton, Australia, and has subsidiaries in Hong Kong. The Australian company's main focus is on shaping careers, showcasing leadership, creating communities, and upholding standards.	Miscellaneous Commercial Services	William Lindqvist Steven Reid Martin Clyde Ackland	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
The Geological Society of America, Inc. The Geological Society of America, Inc. Miscellaneous Commercial ServicesCommercial Services The Geological Society of America, Inc. engages as a non-profit organization. It helps in the advancement of geosciences. The company was founded in 1888 and is headquartered in Boulder, CO.	Miscellaneous Commercial Services	Earl William Abbott Alan W. Hart Eric M. Struhsacker	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
ELDORADO GOLD CORPORATION	Precious Metals	Wayne D. Lenton Jim Askew Steven Reid	Director/Board Member Director/Board Member Chairman
ASM International ASM International Miscellaneous Commercial ServicesCommercial Services ASM International operates as an association of materials-centric engineers and scientists. It informs, educates and connects the materials community to solve problems and stimulate innovation around the world. The company is headquartered in Materials Park, OH.	Miscellaneous Commercial Services	Salvatore J. Miraglia Ronald M. Latanision Gregory B. Olson	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
The American Institute of Mining Engineers The American Institute of Mining Engineers Precious MetalsNon-Energy Minerals The American Institute of Mining Engineers is a Non-Profit Organisation, engages in mining, metallurgy and exploration. The company was founded in 1871 and is headquartered in Wapwallopen, PA.	Precious Metals	William Lindqvist William J. Roe Richard Williams	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
Amax Gold, Inc. Amax Gold, Inc. AluminumNon-Energy Minerals Part of Kinross Gold Corp., Amax Gold, Inc. is a special metals concern/mining company. The company is based in New York, NY. Amax Gold was acquired by Kinross Gold Corp. from Cyprus Amax Minerals Co. on June 01, 1998 for $356.75 million.	Aluminum	Deborah Friedman Robert Blakestad Gerald J. Malys	General Counsel Corporate Officer/Principal Director/Board Member
National Society of Professional Engineers National Society of Professional Engineers Miscellaneous Commercial ServicesCommercial Services National Society of Professional Engineers operates as a national organization committed to addressing the professional concerns of licensed PEs across all disciplines. The company was founded in 1934 and is headquartered in Alexandria, VA.	Miscellaneous Commercial Services	Kevin F. Wall Salvatore J. Miraglia Venkateswara Rao Kuchipudi	Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal
Phelps Dodge Morenci, Inc.		Alan Edwards Jeffrey Clevenger Harry Conger	Corporate Officer/Principal President President
University of Arizona	College/University	Alan Edwards Charles B. Smith Mark F. Coolbaugh	Masters Business Admin Undergraduate Degree Graduate Degree
GABRIEL RESOURCES LTD.	Precious Metals	Keith Robert Hulley Marcel Francois DeGuire Igor Levental	Chief Executive Officer Director/Board Member Director/Board Member
American Exploration & Mining Association (Washington) American Exploration & Mining Association (Washington) Miscellaneous Commercial ServicesCommercial Services American Exploration & Mining Association is a non-profit organization which builds working strategies with key elected officials, develops and coordinates industry's response to legislative and regulatory issues. It promotes small businesses, public lands, industry partnerships, conservation, environmental sustainability, and health and safety. The organization was founded in 1895 and is headquartered in Spokane, WA.	Miscellaneous Commercial Services	Earl William Abbott Jerry Wayne Danni Eric M. Struhsacker	Corporate Officer/Principal Director/Board Member Corporate Officer/Principal
BARRICK GOLD CORPORATION	Precious Metals	Richard Williams Lawrence Radford	Chief Operating Officer Corporate Officer/Principal
SENTRY PETROLEUM LTD	Oil & Gas Production	Alan W. Hart Raj Rajeswaran	Founder Director/Board Member
West Virginia University	College/University	James J. Bryja Richard L. McCormick	Masters Business Admin Undergraduate Degree
SUNWARD RESOURCES LTD	Precious Metals	Terry Palmer Igor Levental	Director/Board Member Director/Board Member
Inco LLC Inco LLC Wholesale DistributorsDistribution Services Inco LLC provides recyclable materials. The firm deals with whole sale scrap, waste material scrap, food and tobacco waste, and non metallic waste. The company is headquartered in Rochelle Park, NJ.	Wholesale Distributors	Terry L. Owen Robert P. Vogels	Corporate Officer/Principal Corporate Officer/Principal
American Chemical Society American Chemical Society Miscellaneous Commercial ServicesCommercial Services American Chemical Society engages as a scientific society which supports scientific inquiry in the field of chemistry. The company was founded in 1876 and is headquartered in Washington, DC.	Miscellaneous Commercial Services	William J. Roe Willem Duyvesteyn	Corporate Officer/Principal Corporate Officer/Principal
The American Institute of Certified Public Accountants The American Institute of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services The American Institute of Certified Public Accountants provides vocational education in accounting. The company provides services to the accounting community, regulatory bodies, and other organizations. It also operates in Jersey City, Washington, and Lewisville. It was founded in 1887 and is headquartered in New York City, NY.	Miscellaneous Commercial Services	Terry Palmer Gerald J. Malys	Corporate Officer/Principal Corporate Officer/Principal
University of California, Berkeley	College/University	Andrew E. Nevin Larry A. Watters	Graduate Degree Graduate Degree
Association for Mineral Exploration British Columbia Association for Mineral Exploration British Columbia Miscellaneous Commercial ServicesCommercial Services The Association for Mineral Exploration British Columbia promotes responsible mineral exploration and development programs. The non-profit company is based in Vancouver, Canada. Jessica van den Akker has been the CEO of the Canadian company since 2019.	Miscellaneous Commercial Services	Earl William Abbott Eric M. Struhsacker	Corporate Officer/Principal Corporate Officer/Principal
Ordre des Ingénieurs du Québec Ordre des Ingénieurs du Québec Miscellaneous Commercial ServicesCommercial Services Ordre des Ingénieurs du Québec operates as a self-regulatory body that governs Quebec's professional engineers. The firm specifically admits and supports its members, monitors and improves engineering practice and implements a disciplinary framework. It also conducts specific activities to promote prevention, raise the profile of the profession, improve and maintain competencies and ensure that engineers fulfill their ethical and professional obligations in their professional practice. The company was founded in February 14, 1920 and is headquartered in Montréal, Canada.	Miscellaneous Commercial Services	Pierre Duhaime Michael J. Agnew	Corporate Officer/Principal Corporate Officer/Principal
Instituto de Ingenieros de Minas del Perú		Francisco Augusto Baertl Montori Joseph P. Campbell	Chairman Corporate Officer/Principal
South Dakota School of Mines & Technology	College/University	Christopher Murrel Jones Chris L Walla	Undergraduate Degree Undergraduate Degree
Society of Petroleum Engineers, Inc. Society of Petroleum Engineers, Inc. Engineering & ConstructionIndustrial Services 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.	Engineering & Construction	Raj Rajeswaran John W. Adair	Corporate Officer/Principal Corporate Officer/Principal
HudBay Peru, Inc. HudBay Peru, Inc. Precious MetalsNon-Energy Minerals HudBay Peru, Inc. provides exploration and mining services. It acquires and develops mineral exploration properties. The company was founded by Marc E. Levy on June 10, 1977 and is headquartered in Vancouver, Canada.	Precious Metals	Ian Masterton-Hume Francisco Augusto Baertl Montori	Director/Board Member Director/Board Member
University of Nevada University of Nevada Other Consumer ServicesConsumer Services University of Nevada functions as a college and university. It provides education, research, scholarship, creative activities, and clinical services. The company was founded on September 10, 1957 and is headquartered in Las Vegas, NV.	College/University	Marcel Francois DeGuire Mark F. Coolbaugh	Graduate Degree Doctorate Degree
Electrum USA Ltd. Electrum USA Ltd. Other Metals/MineralsNon-Energy Minerals Electrum USA Ltd. provides nonmetallic mineral mining services. The company was founded on January 18, 2007 and is headquartered in Denver, CO.	Other Metals/Minerals	Marcel Francois DeGuire Igor Levental	Chief Executive Officer Corporate Officer/Principal

Statistics

International

United States	37
Canada	12
Australia	2
United Kingdom	2
Peru	2

Sectoral

Non-Energy Minerals	19
Commercial Services	16
Consumer Services	11
Industrial Services	3
Energy Minerals	3

Operational

Corporate Officer/Principal	346
Director/Board Member	324
Chairman	106
President	106
Independent Dir/Board Member	103

Most connected contacts

Insiders
Francisco Augusto Baertl Montori	47
Rodman L. Drake	33
Alan Edwards	31
Jim Askew	31
Parris Lyew-Ayee	31
Earl William Abbott	30
Tom Winmill	24
Richard Williams	23
William Lindqvist	21
Jordan Estra	21
Stephen Gemell	21
Michael Newbury	19
Eric M. Struhsacker	19
Harry Conger	18
Igor Levental	16

See all connections