Sébastien de Montessus
Chief Executive Officer at Compagnie Française de Mokta SA
Net worth: 21 M $ as of 2024-03-30
Profile
Mr. Sébastien B. de Montessus is a President, Chief Executive Officer & Director at Endeavour Mining Plc, a President, CEO & Executive Director at Endeavour Mining Corp., a Chairman at Areva Resources Southern Africa and a Chairman & Chief Executive Officer at Compagnie Française de Mokta SA. He is on the Board of Directors at Endeavour Mining Plc, Endeavour Mining Corp., Compagnie Miniere dAkouta, Imouraren SA and Société des Mines de l'Air. Mr. de Montessus was previously employed as a Non-Executive Director by Evolution Mining Ltd., a President, Chief Executive Officer & Director by La Mancha Resources, Inc., a Chief Executive Officer by La Mancha Group International BV, a Senior Executive VP-Mining Business Group by Areva SA, a Head-Mining Business Unit by Orano Cycle SA, a Chairman by AREVA Resources Canada, Inc., a Chairman & Chief Executive Officer by Compagnie Française de Mines et Metaux SA, a President & Chief Executive Officer by La Mancha Holding SARL, a Member-Supervisory Board by Orano Med LLC, and a Chairman by Uramin Holding. He also served on the board at La Mancha Resources, Inc., Eramet SA, Areva Mongol XXK and National Atomic Company Kazatomprom JSC. He received his undergraduate degree from ESCP Europe Campus Paris.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ENDEAVOUR MINING PLC
0.42% | 2023-03-23 | 1,036,756 ( 0.42% ) | 21 M $ | 2024-03-30 |
ENDEAVOUR SILVER CORP.
0.05% | 2023-04-10 | 102,328 ( 0.05% ) | 246 610 $ | 2024-03-30 |
Sébastien de Montessus active positions
| Companies | Position | Start |
|---|---|---|
Areva Resources Southern Africa
 Areva Resources Southern Africa Other Metals/MineralsNon-Energy Minerals Areva Resources Southern Africa engages in uranium mining activities. The company was founded in February, 2005 and is headquartered in Johannesburg, South Africa. | Chairman | 2007-08-02 |
| Compagnie Française de Mokta SA | Chief Executive Officer | - |
| Société des Mines de l'Air | Director/Board Member | - |
Imouraren SA
 Imouraren SA Other Metals/MineralsNon-Energy Minerals Imouraren SA engages in uranium ore mining and related activities. The joint venture company is based in Niamey, Niger. | Director/Board Member | - |
Compagnie Miniere dAkouta
 Compagnie Miniere dAkouta Other Metals/MineralsNon-Energy Minerals Compagnie Miniere dAkouta engages in the extraction of uranium. The private company is located in Nigeria. Compagnie Miniere dAkouta was acquired by Orano SA on February 28, 2021. | Director/Board Member | - |
| Société Civile Ayo Rogoney | Director/Board Member | - |
Wendel-Participations SE
 Wendel-Participations SE MiscellaneousMiscellaneous Wendel Participations provides investment management services. It offers portfolio management, financial planning, advisory, investment banking, private equity, real estates and brokerage services. The company was founded on October 26,1990 and is headquartered in Paris, France. | Director/Board Member | - |
| Portobello 95 Group Ltd. | Director/Board Member | - |
CVC Advisers Ltd.
 CVC Advisers Ltd. Investment ManagersFinance CVC Advisers Ltd (CVC Advisers) is a private equity firm founded in 1981 by Bruce Hardy McLain, Rolly van Rappard and Steven Koltes. The firm is headquartered in London, United Kingdom. | Private Equity Investor | 2021-12-31 |
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Former positions of Sébastien de Montessus
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Training of Sébastien de Montessus
| ESCP Europe Campus Paris | Undergraduate Degree |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 4 |
|---|---|
| ERAMET | Producer Manufacturing |
| NATIONAL ATOMIC COMPANY KAZATOMPROM | Non-Energy Minerals |
| EVOLUTION MINING LIMITED | Non-Energy Minerals |
| ENDEAVOUR MINING PLC | Non-Energy Minerals |
| Private companies | 21 |
|---|---|
La Mancha Resources, Inc.
 La Mancha Resources, Inc. Precious MetalsNon-Energy Minerals La Mancha Resources, Inc. explores and develops gold mining properties. The company conducts gold mining operations and exploration in Africa, Australia and Argentina. Its projects include frog's Leg Mine, White Foil Mine, Park Dam, Kintore, Broads Dam, Hassaï Mine, Hassaï VMS, Nuba Mountain, Ity Mine, Bondoukou, Fetekro, Sissedougou and La Ortiguita which are located in Australia, Sudan, Côte d'Ivoire and Argentina. The company was founded on October 10, 1996 and is headquartered in Montréal, Canada. | Non-Energy Minerals |
Areva Resources Southern Africa
Areva Resources Southern Africa Other Metals/MineralsNon-Energy Minerals Areva Resources Southern Africa engages in uranium mining activities. The company was founded in February, 2005 and is headquartered in Johannesburg, South Africa. | Non-Energy Minerals |
Teranga Gold Corp.
 Teranga Gold Corp. Precious MetalsNon-Energy Minerals Teranga Gold Corp. was an exploration company, which engaged in the production, exploration, and development of mineral properties. It focused on gold assets of Sabodala Mine. The company was founded on October 1, 2010 and was headquartered in Toronto, Canada. | Non-Energy Minerals |
Areva SA
 Areva SA Other Metals/MineralsNon-Energy Minerals Areva SA engages in the energy industry. Its products include solutions for power generation, electricity transmission, and distribution. The company was founded on November 12, 1971 and is headquartered in Paris, France. | Non-Energy Minerals |
Wendel-Participations SE
Wendel-Participations SE MiscellaneousMiscellaneous Wendel Participations provides investment management services. It offers portfolio management, financial planning, advisory, investment banking, private equity, real estates and brokerage services. The company was founded on October 26,1990 and is headquartered in Paris, France. | Miscellaneous |
Compagnie Française de Mines et Metaux SA
 Compagnie Française de Mines et Metaux SA Precious MetalsNon-Energy Minerals Compagnie Française de Mines et Metaux SA is a metals and mining French company ultimately controlled by the Government of France. The private company is based in Châtillon, France. | Non-Energy Minerals |
CVC Advisers Ltd.
CVC Advisers Ltd. Investment ManagersFinance CVC Advisers Ltd (CVC Advisers) is a private equity firm founded in 1981 by Bruce Hardy McLain, Rolly van Rappard and Steven Koltes. The firm is headquartered in London, United Kingdom. | Finance |
Orano Cycle SA
 Orano Cycle SA Other Metals/MineralsNon-Energy Minerals Orano Cycle SA provides nuclear fuel cycle services. It specializes in uranium mining conversion and enrichment. The company is headquartered in Chatillon, France. | Non-Energy Minerals |
AREVA Resources Canada, Inc.
 AREVA Resources Canada, Inc. Other Metals/MineralsNon-Energy Minerals AREVA Resources Canada, Inc. owns and operates uranium mines. It operates mining and milling facilities at Cluff Lake in Northern Saskatchewan, Midwest uranium project, and owns shares of the Cigar Lake, McArthur River and Key Lake uranium mines. The company was founded in 1993 and is located in Saskatoon, SK. | Non-Energy Minerals |
Imouraren SA
Imouraren SA Other Metals/MineralsNon-Energy Minerals Imouraren SA engages in uranium ore mining and related activities. The joint venture company is based in Niamey, Niger. | Non-Energy Minerals |
| Uramin Holding | Finance |
Endeavour Mining Corp.
 Endeavour Mining Corp. Precious MetalsNon-Energy Minerals Endeavour Mining Corp. engages in the mining of gold. It operates through the following mines and projects: Agbaou, Ity, Hound?, Karma, and Tabakoto. The company was founded by Neil Woodyer in 1988 and is headquartered in London, the United Kingdom. | Non-Energy Minerals |
Orano Med LLC
 Orano Med LLC Medical SpecialtiesHealth Technology Orano Med LLC develops targeted cancer therapies using lead-212 (212Pb). The private company is based in Bethesda, MD. The company is ultimately controlled by the Government of France. The CEO of the company is Julien Dodet. | Health Technology |
| Société des Mines de l'Air | |
| Compagnie Française de Mokta SA | |
Compagnie Miniere dAkouta
Compagnie Miniere dAkouta Other Metals/MineralsNon-Energy Minerals Compagnie Miniere dAkouta engages in the extraction of uranium. The private company is located in Nigeria. Compagnie Miniere dAkouta was acquired by Orano SA on February 28, 2021. | Non-Energy Minerals |
| Areva Mongol XXK | |
La Mancha Group International BV
 La Mancha Group International BV Precious MetalsNon-Energy Minerals Part of La Mancha Resources, Inc., La Mancha Group International BV is a Dutch company that owns and explores gold mines. The private company is based in Amsterdam, Netherlands. The CEO of the company is Karim Michel Nasr. | Non-Energy Minerals |
La Mancha Holding SARL
 La Mancha Holding SARL Financial ConglomeratesFinance La Mancha Holding SARL is engaged in investment and consulting services. It offers services to telecom, construction, fertilizer, cement, real estate, hotel, and mining industries. The company is headquartered Luxembourg. | Finance |
| Société Civile Ayo Rogoney | |
| Portobello 95 Group Ltd. |
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