![]() Monadelphous Monadelphous is an engineering group providing construction, maintenance, and industrial services. | ![]() Macquarie Data Centres Macquarie Data Centres is a data centre operator that provides construction services for enterprises and the government. | ![]() John Holland John Holland Group is a company that provides infrastructure, rail, and building services. | ![]() Blumenbecker Group Blumenbecker Group is a company specializing in industrial process automation, maintenance, and control technology. | ||
Founding Date | Founding Date 1972 | Founding Date N/A | Founding Date 1963 | Founding Date 1949 | Founding Date 1922 |
Type | Type Public | Type Subsidiary | Type Public | Type Subsidiary | Type Private |
Tags | |||||
Locations | Locations Victoria Park, AU HQ Bibra Lake, AU Capel, AU Chinchilla, AU East Arm, AU East Perth, AU Gladstone, AU see more | Locations Sydney, AU HQ Canberra, AU Macquarie Park, AU Melbourne, AU | Locations Perth Airport, AU HQ Brisbane City, AU Lonsdale, AU Kuala Lumpur, MY | Locations Melbourne, AU HQ Adelaide, AU Fortitude Valley, AU Perth, AU Pyrmont, AU Spotswood, AU Auckland, NZ | Locations Beckum, DE HQ Shanghai, CN Brno, CZ Mladá Boleslav, CZ Pilsen, CZ Praha, CZ Velká Bystřice, CZ see more |
Employees | Employees 7,289 | Employees N/A | Employees 9,676 | Employees 6,255 | Employees 1,3001% decrease |
Financial | |||||
Revenue (est.) | Revenue (est.) $2.2b (FY, 2025) | Revenue (est.) N/A | Revenue (est.) $2.4b (FY, 2025) | Revenue (est.) $6b (FY, 2023) | Revenue (est.) €212.2m (FY, 2024) |
Cost of goods | Cost of goods $737.3m (FY, 2025) | Cost of goods N/A | Cost of goods $405.7m (FY, 2025) | Cost of goods $2b (FY, 2023) | Cost of goods €113.9m (FY, 2024) |
Gross profit | Gross profit $1.4b (FY, 2025) | Gross profit N/A | Gross profit $2b (FY, 2025) | Gross profit $3.9b (FY, 2023) | Gross profit €98.3m (FY, 2024) |
Net income | Net income $83.7m (FY, 2025) | Net income N/A | Net income $73.9m (FY, 2025) | Net income $141.9m (FY, 2023) | Net income €2.3m (FY, 2024) |

Macquarie Data Centres is a data centre operator that provides construction services for enterprises and the government.
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Macmahon is a contract mining and civil engineering company.
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John Holland Group is a company that provides infrastructure, rail, and building services.
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Blumenbecker Group is a company specializing in industrial process automation, maintenance, and control technology.
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