Hamish Tyrwhitt
Chairman at MACMAHON HOLDINGS LIMITED
Net worth: 121 728 $ as of 2024-03-30
Profile
Hamish Gordon Tyrwhitt is currently the Independent Non-Executive Chairman at Macmahon Holdings Ltd.
He is also the Governor-Infrastructure & Urbanisation Group at Forum Mondial de L'Economie, a Member at The Institution of Engineers Australia, and a Member at Hong Kong Institution of Engineers.
Previously, Mr. Tyrwhitt held the position of Group Chief Executive Officer & Executive Director at Depa PLC from 2016 to 2019.
He was also the Chief Executive Officer & Non-Executive Director at Asia Resource Minerals Ltd.
in 2015, the CEO, Non-Independent Executive Director & MD at CIMIC Group Ltd.
from 2011 to 2014, and the Group Chief Executive Officer at Arabtec Holding Co. PJSC from 2016 to 2019.
Additionally, he served as the Non-Executive Director at Design Studio Group Ltd.
from 2016 to 2019 and as the Managing Director at CPB Contractors Pty Ltd.
from 2007 to 2013.
Mr. Tyrwhitt's education includes an undergraduate degree from The University of Western Australia.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2024-02-28 | 829,268 ( 0.04% ) | 121 728 $ | 2024-03-30 |
Hamish Tyrwhitt active positions
| Companies | Position | Start |
|---|---|---|
| MACMAHON HOLDINGS LIMITED | Chairman | 2023-10-19 |
Forum Mondial de L'Economie
 Forum Mondial de L'Economie Miscellaneous Commercial ServicesCommercial Services Forum Mondial de L'Economie engages in the foremost political, business and cultural organizations to shape global, regional and industry agendas. The company was founded by Klaus Schwab in 1971 and is headquartered in Cologny, Switzerland. | Corporate Officer/Principal | - |
Hong Kong Institution of Engineers
 Hong Kong Institution of Engineers Miscellaneous Commercial ServicesCommercial Services The Hong Kong Institution of Engineers operates as a professional membership organization. The non-profit company is based in Hong Kong, Hong Kong. The CEO of the Chinese company is Wing Hang Sit. | Corporate Officer/Principal | - |
The Institution of Engineers Australia
 The Institution of Engineers Australia Miscellaneous Commercial ServicesCommercial Services The Institution of Engineers Australia is the peak body for the engineering profession in Australia, with approximately 112,000 members. The non-profit company is based in Australia, and Stephen Durkin has been the CEO of the company since 2012. The Australian company's work and strategic priorities are focused on promoting and advancing the engineering profession. The company offers migration skills assessment services for a fee, as well as additional paid services. Engineers Australia also provides information about Graduate membership. | Corporate Officer/Principal | - |
Former positions of Hamish Tyrwhitt
| Companies | Position | End |
|---|---|---|
| ARABTEC HOLDING | Chief Executive Officer | 2019-05-14 |
| DESIGN STUDIO GROUP LTD | Director/Board Member | 2019-05-07 |
| ASIA RESOURCE MINERALS PLC | Chief Executive Officer | 2015-06-30 |
| BERAU COAL ENERGY TBK PT | Chief Executive Officer | 2015-04-29 |
| CIMIC GROUP | Chief Executive Officer | 2014-03-12 |
Training of Hamish Tyrwhitt
| The University of Western Australia | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 4 |
|---|---|
| DEPA PLC | Industrial Services |
| MACMAHON HOLDINGS LIMITED | Energy Minerals |
| ARABTEC HOLDING | Industrial Services |
| JORDAN WOOD INDUSTRIES COMPANY | Consumer Durables |
| Private companies | 16 |
|---|---|
Design Studio Group Ltd.
 Design Studio Group Ltd. Home FurnishingsConsumer Durables Design Studio Group Ltd. provides high-quality joinery manufacturing and interior fit-out solutions to the residential, hospitality, commercial, food & beverage, retail, themed works, corporate office and cruise sectors. It operates through the following five segments: Singapore BU, Malaysia BU, International BU, Manufacture BU and Others. The Singapore BU segment provides interior fit-out solutions and supply and installation of paneling products for contracts in Singapore. The Malaysia BU segment interior fit-out solutions and supply and installation of paneling products for contracts in Singapore. The International BU segment interior fit-out solutions and supply and installation of paneling products for contracts in United Arab Emirates, Thailand, Sri Lanka and other countries. The Manufacture BU segment engages in manufacturing and supply of paneling products in Singapore, Malaysia and People’s Republic of China. The Others segment provides corporate activities supporting the segments within the Group. The company was founded by Lim Leng Foo in April 1992 and is headquartered in Singapore. | Consumer Durables |
Asia Resource Minerals Ltd.
 Asia Resource Minerals Ltd. CoalEnergy Minerals Asia Resource Minerals Ltd. operated as a holding company with interest in coal mining business. The firm had coal-producing assets. Its principal operations were carried out through Berau Coal and PT Bumi Resources, Indonesia. The company was founded on December 3, 2010 and was headquartered in Welwyn Garden, the Unite Kingdom. | Energy Minerals |
CIMIC Group Ltd.
 CIMIC Group Ltd. Engineering & ConstructionIndustrial Services CIMIC Group Ltd. is engaged in the operations of infrastructure, resources, and property markets. It operates through the following segments: Construction, Services, and Corporate & Investments. The company was founded by Stanley Ellis Leighton in 1949 and is headquartered in North Sydney, Australia. | Industrial Services |
CPB Contractors Pty Ltd.
 CPB Contractors Pty Ltd. HomebuildingConsumer Durables CPB Contractors Pty Ltd. provides construction contracting services. It also offers infrastructure projects including roads, railways, tunnels, airports, buildings, social infrastructure, water, energy and resources. The company was founded in 1949 and is headquartered in North Sydney, Australia. | Consumer Durables |
PT Berau Coal Energy
 PT Berau Coal Energy CoalEnergy Minerals PT Berau Coal Energy Tbk operates as a holding company, which engages in the coal mining business. Its mining activities include exploration, development, transportation, marketing, and trading of coal. The firm produces and sells thermal coal products under the brand names of Mahoni, Mahoni-B, Agathis, Sungkai, and Ebony. The company was founded on September 7, 2005 and is headquartered in Berau, Indonesia. | Energy Minerals |
The Leighton Group, Inc.
 The Leighton Group, Inc. Miscellaneous Commercial ServicesCommercial Services The Leighton Group, Inc. provides geo-technical and environmental services. The firm serves commercial, industrial, education, public buildings and transportation sectors. The company was founded in 1979 and is headquartered at Irvine, CA. | Commercial Services |
Forum Mondial de L'Economie
Forum Mondial de L'Economie Miscellaneous Commercial ServicesCommercial Services Forum Mondial de L'Economie engages in the foremost political, business and cultural organizations to shape global, regional and industry agendas. The company was founded by Klaus Schwab in 1971 and is headquartered in Cologny, Switzerland. | Commercial Services |
The Institution of Engineers Australia
The Institution of Engineers Australia Miscellaneous Commercial ServicesCommercial Services The Institution of Engineers Australia is the peak body for the engineering profession in Australia, with approximately 112,000 members. The non-profit company is based in Australia, and Stephen Durkin has been the CEO of the company since 2012. The Australian company's work and strategic priorities are focused on promoting and advancing the engineering profession. The company offers migration skills assessment services for a fee, as well as additional paid services. Engineers Australia also provides information about Graduate membership. | Commercial Services |
Hong Kong Institution of Engineers
Hong Kong Institution of Engineers Miscellaneous Commercial ServicesCommercial Services The Hong Kong Institution of Engineers operates as a professional membership organization. The non-profit company is based in Hong Kong, Hong Kong. The CEO of the Chinese company is Wing Hang Sit. | Commercial Services |
Leighton Contractors (Asia) Ltd.
 Leighton Contractors (Asia) Ltd. Engineering & ConstructionIndustrial Services Part of ACS Actividades de Construcción y Servicios SA, Leighton Contractors (Asia) Ltd. provides tunnel, rail and road construction services. The private company is based in Hong Kong, Hong Kong. | Industrial Services |
Leighton Asia Ltd.
 Leighton Asia Ltd. Engineering & ConstructionIndustrial Services Leighton Asia Ltd. provides engineering and construction services. It offers building design and construction services for commercial, residential, recreational, industrial, healthcare, government and educational sectors. The company was founded in 1975 and is headquartered in Hong Kong. | Industrial Services |
Leighton Contractors (Malaysia) Sdn. Bhd.
 Leighton Contractors (Malaysia) Sdn. Bhd. Engineering & ConstructionIndustrial Services Leighton Contractors Malaysia Sdn. Bhd. provides construction services. The company s headquartered in Kuala Lumpur, Malaysia. | Industrial Services |
| Leighton Welspun Contractors Pvt Ltd. | Industrial Services |
| John Holland Construction Pty Ltd. | |
PT Berau Coal
 PT Berau Coal CoalEnergy Minerals Part of PT Berau Coal Energy, PT Berau Coal is a private company that provides mining and extraction of coal. The company is based in Berau, Indonesia. The CEO of the Indonesian company is Fuganto Widjaja. | Energy Minerals |
Habtoor Leighton Group
 Habtoor Leighton Group Engineering & ConstructionIndustrial Services Habtoor Leighton Group offers engineering and infrastructure services that include design, development, construction, and operation and maintenance; with a strong emphasis on transport-related projects. It provides hotel developments, commercial and retail developments, residential developments, hospitals and healthcare facilities, education and cultural developments, industrial facilities, sports facilities and government buildings. The company was founded in 2007 and is headquartered in Dubai, the United Arab Emirates. | Industrial Services |
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