John Michael McMahon
Director/Board Member at The Murray & Roberts Trust
Network origin in John Michael McMahon first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
| Public Company | Precious Metals | 41 | |
| Public Company | Engineering & Construction | 33 | |
| Public Company | Other Metals/Minerals | 26 | |
| Extinct | Precious Metals | 15 | |
University of Glasgow
14
| College/University | Other Consumer Services | 14 |
Gencor Ltd.
 Gencor Ltd. Other Metals/MineralsNon-Energy Minerals Gencor Ltd. engages in the mining of minerals. The company was founded in 1980 and is headquartered in Parktown, South Africa.
7
| Private Company | Other Metals/Minerals | 7 |
The Murray & Roberts Trust
5
| Trust/Trustee | 5 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to John Michael McMahon via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
| University of the Witwatersrand | College/University | Undergraduate Degree Graduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree Graduate Degree Corporate Officer/Principal Graduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree Masters Business Admin Graduate Degree | |
| University of Pretoria | College/University | Graduate Degree Corporate Officer/Principal Doctorate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
| ANGLO AMERICAN PLATINUM LIMITED | Other Metals/Minerals | Director/Board Member Chief Executive Officer Corporate Officer/Principal Director/Board Member Director/Board Member Corporate Officer/Principal Director/Board Member | |
Clough Ltd.
 Clough Ltd. Engineering & ConstructionIndustrial Services Clough Ltd. operates as an engineering and construction contracting company. It offers engineering, onshore and offshore construction, near shore marine, commissioning, brown fields. It serves the mining, energy and infrastructure market. The company was founded by John Oswald Clough in 1919 and is headquartered in West Perth, Australia. | Engineering & Construction | Director/Board Member Chairman Director/Board Member Chairman Director/Board Member Director/Board Member | |
Murray & Roberts Ltd.
 Murray & Roberts Ltd. Engineering & ConstructionIndustrial Services Part of Masimba Holdings Ltd., Murray & Roberts Ltd. is a South African company that provides general contracting and engineering services. | Engineering & Construction | Chairman Director/Board Member Director of Finance/CFO Director/Board Member Chairman Director/Board Member | |
| University of South Africa | College/University | Undergraduate Degree Graduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
| University of Cape Town | College/University | Undergraduate Degree Undergraduate Degree Masters Business Admin Undergraduate Degree Corporate Officer/Principal Corporate Officer/Principal | |
| Rhodes University | College/University | Graduate Degree Corporate Officer/Principal Undergraduate Degree Corporate Officer/Principal Director/Board Member | |
| ZIMPLATS HOLDINGS LIMITED | Other Metals/Minerals | Director/Board Member Chairman Director/Board Member Director/Board Member Director/Board Member | |
| AFRICAN RAINBOW MINERALS LIMITED | Other Metals/Minerals | President Director of Finance/CFO Director/Board Member Director/Board Member | |
| NEDBANK LIMITED | Major Banks | Director/Board Member Director/Board Member Comptroller/Controller/Auditor Director/Board Member | |
| ANGLOGOLD ASHANTI LIMITED | Precious Metals | Director/Board Member Director/Board Member Human Resources Officer Corporate Officer/Principal | |
| KUMBA IRON ORE LIMITED | Steel | Chairman Chairman Director/Board Member | |
| NORTHAM PLATINUM LIMITED | Other Metals/Minerals | Director/Board Member Chairman Director/Board Member | |
| MASIMBA HOLDINGS LIMITED | Engineering & Construction | Chairman Director of Finance/CFO President | |
| TIGER BRANDS LIMITED | Food: Major Diversified | Chairman Director/Board Member Investor Relations Contact | |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Harvard University engages in the provision of teaching and research. It has twelve degree-granting Schools in addition to the Radcliffe Institute for Advanced Study, offering a global education. The university was founded in 1636 and is headquartered in Cambridge, MA. | College/University | Undergraduate Degree Masters Business Admin Doctorate Degree | |
| University of Johannesburg | College/University | Graduate Degree Graduate Degree Corporate Officer/Principal | |
| PPC LTD | Construction Materials | Director/Board Member Director/Board Member Director of Finance/CFO | |
| ANGLO AMERICAN PLC | Other Metals/Minerals | Chief Tech/Sci/R&D Officer Corporate Officer/Principal Director/Board Member | |
The Hans Merensky Foundation
 The Hans Merensky Foundation Miscellaneous Commercial ServicesCommercial Services The Hans Merensky Foundation provides financial assistance to post-graduate students at selected tertiary institutions in South Africa. It promotes and assists the development of resources in South Africa and neighbouring territories; and to promote the health and welfare of the inhabitants, specifically through research, experimentation, and demonstration and through the correlation and application of scientific knowledge. The company is headquartered in Johannesburg, South Africa. | Miscellaneous Commercial Services | Director/Board Member President Director/Board Member | |
The South African Institute of Chartered Accountants
 The South African Institute of Chartered Accountants Miscellaneous Commercial ServicesCommercial Services The South African Institute of Chartered Accountants is an organization based in South Africa. The South African company's main focus is not explicitly stated in the provided metadata, but it appears to offer online services to its members. Sithembiso Nomvalo has been the CEO of the private company since 2019. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Chairman | |
Río Narcea Gold Mines Ltd.
 Río Narcea Gold Mines Ltd. Precious MetalsNon-Energy Minerals Río Narcea Gold Mines Ltd. provides gold ore mining services. It engages in acquisition, development, and operation of base and precious metal properties in Spain, Portugal, and Mauritania. The company's products include gold, copper, and nickel concentrates. Río Narcea Gold Mines was founded in 1994 and is located in Toronto, Canada | Precious Metals | Director/Board Member Founder Director/Board Member | |
Anglo American Corp. of South Africa Pty Ltd.
 Anglo American Corp. of South Africa Pty Ltd. Other Metals/MineralsNon-Energy Minerals Part of Anglo American Plc, Anglo American Corp. of South Africa Pty Ltd. mines minerals. The company is based in Pretoria, South Africa. | Other Metals/Minerals | Corporate Officer/Principal Corporate Officer/Principal Director of Finance/CFO | |
| LIFE HEALTHCARE GROUP HOLDINGS LIMITED | Hospital/Nursing Management | Director/Board Member Chairman Director/Board Member | |
| MTN GROUP LIMITED | Wireless Telecommunications | President Director/Board Member General Counsel | |
Simmer & Jack Pty Ltd.
 Simmer & Jack Pty Ltd. Precious MetalsNon-Energy Minerals Simmer & Jack Mines Ltd. engages in the provision of of various investments. The company was founded in 1924 and is headquartered in Johannesburg, South Africa. | Precious Metals | Director/Board Member Director/Board Member Director/Board Member | |
| University of Cambridge | College/University | Graduate Degree Doctorate Degree Graduate Degree | |
Bombela Concession Co. (RF) (Pty) Ltd.
 Bombela Concession Co. (RF) (Pty) Ltd. Engineering & ConstructionIndustrial Services Bombela Concession Co. (Pty) Ltd. provides concession contract management services. It builds, maintains, and operates Gautrain rapid rail systems. The company is headquartered in Johannesburg, South Africa. | Engineering & Construction | Chairman Director/Board Member Director/Board Member | |
| NEDBANK GROUP LIMITED | Regional Banks | Director/Board Member Director/Board Member Director/Board Member | |
The Institute of Directors
 The Institute of Directors Miscellaneous Commercial ServicesCommercial Services The Institute of Directors provides informative events and professional development courses. The non-profit company is based in Johannesburg, South Africa. Parmesvari Natesan has been the CEO of the South African company since 2010. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Director/Board Member | |
| BHP GROUP PLC | Miscellaneous | Corporate Officer/Principal Director/Board Member Founder | |
| SASOL LIMITED | Chemicals: Major Diversified | Director/Board Member Chairman Chairman | |
| MINING AND METALLURGICAL COMPANY NORILSK NICKEL | Other Metals/Minerals | Corporate Officer/Principal Corporate Officer/Principal Corporate Secretary | |
| Murray & Roberts International Ltd. | Chairman Corporate Officer/Principal | ||
| BANRO CORPORATION (USA) | Precious Metals | Chairman President | |
South African Airways SOC Ltd.
 South African Airways SOC Ltd. Other Consumer ServicesConsumer Services South African Airways SOC Ltd. provides airline transportation services. It also offers logistics and aircraft maintenance, repair, and overhaul through its subsidiaries. The company was founded on February 1, 1934 and is headquartered in Johannesburg, South Africa. | Other Consumer Services | Chairman Chairman | |
| SANLAM LIMITED | Property/Casualty Insurance | Chairman Director/Board Member | |
Gold Fields Ghana Ltd.
 Gold Fields Ghana Ltd. Precious MetalsNon-Energy Minerals Gold Fields Ghana Ltd. engages in gold mining. The company was founded in 1993 and is headquartered in Accra, Ghana. | Precious Metals | Director/Board Member Chief Executive Officer | |
PricewaterhouseCoopers, Inc.
 PricewaterhouseCoopers, Inc. Miscellaneous Commercial ServicesCommercial Services Part of PricewaterhouseCoopers International Ltd., PricewaterhouseCoopers, Inc. is a South African company that provides accounting, auditing, and bookkeeping services. The company is based in Sunninghill, South Africa. | Miscellaneous Commercial Services | Corporate Officer/Principal Chief Executive Officer | |
| REDEFINE PROPERTIES LIMITED | Real Estate Investment Trusts | Director/Board Member Director/Board Member | |
| ASPEN PHARMACARE HOLDINGS LIMITED | Pharmaceuticals: Major | Director/Board Member Director/Board Member | |
| EVRAZ HIGHVELD STEEL AND VANADIUM LTD | Steel | Director/Board Member Director/Board Member | |
| HARMONY GOLD MINING COMPANY LIMITED | Precious Metals | Director/Board Member Director/Board Member | |
| Bond University | College/University | Masters Business Admin Graduate Degree | |
Sanlam Life Insurance Ltd.
 Sanlam Life Insurance Ltd. Investment ManagersFinance Sanlam Life Insurance Ltd. provides life insurance services. It offers life, funeral cover, disability cover, income protection, critical illness insurance products, medical aid, gap cover insurance vehicle, house contents, building and all risk insurance products. The company was founded in 1918 and is headquartered in Bellville, South Africa. | Investment Managers | Chairman Director/Board Member | |
| ATEX RESOURCES INC. | Precious Metals | Chairman Director/Board Member | |
| DATACENTRIX HOLDINGS LIMITED | Information Technology Services | Director/Board Member Director/Board Member | |
Mobile Telephone Networks Pty Ltd.
 Mobile Telephone Networks Pty Ltd. Cable/Satellite TVConsumer Services Part of MTN Group Ltd., Mobile Telephone Networks Pty Ltd. is a South African telephone communications company. The company is based in Johannesburg, South Africa. | Cable/Satellite TV | Director/Board Member Director/Board Member |
Statistics
International
| South Africa | 38 |
| United Kingdom | 5 |
| Canada | 4 |
| Australia | 3 |
| Zimbabwe | 2 |
Sectoral
| Non-Energy Minerals | 19 |
| Consumer Services | 12 |
| Finance | 6 |
| Industrial Services | 5 |
| Commercial Services | 5 |
Operational
| Director/Board Member | 603 |
| Independent Dir/Board Member | 226 |
| Chairman | 184 |
| Corporate Officer/Principal | 171 |
| Chief Executive Officer | 74 |
Most connected contacts
| Insiders | |
|---|---|
| David C. U'Prichard | 49 |
| John Stalker | 38 |
| Babalwa Ngonyama | 34 |
| Ian Cockerill | 30 |
| David Brown | 29 |
| Rupert Lascelles Pennant-Rea | 27 |
| Stuart H. Leckie | 26 |
| Khotso Mokhele | 25 |
| Imogen Mkhize | 25 |
| Roy Cecil Andersen | 23 |
| Kobus Möller | 23 |
| Suresh Kana | 22 |
| Namane Milcah Magau | 21 |
| Ntombi Langa-Royds | 21 |
| Donald Ncube | 20 |
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