![]() COMSA Corporacion COMSA Corporación is a company specializing in the construction and maintenance of road and rail transport networks, buildings, hydraulic, port, and airport works. | ![]() ECM ECM is a construction and maintenance company that serves the mining, oil and gas, infrastructure, and power generation sectors. | ||||
Founding Date | Founding Date 1961 | Founding Date 1952 | Founding Date 1920 | Founding Date 1891 | Founding Date 1986 |
Type | Type Private | Type Public | Type Subsidiary | Type Private | Type Subsidiary |
Tags | |||||
Locations | Locations Hawthorn, AU HQ Tafuna, AS Adelaide, AU Fortitude Valley, AU Hobart, AU Laverton North, AU Mount Pleasant, AU see more | Locations Sydney, AU HQ Footscray, AU Perth, AU South Brisbane, AU | Locations Auckland, NZ HQ Adelaide, AU Brisbane, AU Canberra, AU Melbourne, AU Newcastle, AU Sydney, AU see more | Locations Barcelona, ES HQ Dar El Beïda, DZ Principat D'andorra, AD Buenos Aires, AR Las Condes, CL see more | Locations Henderson, AU HQ |
Employees | Employees 2,787 | Employees 1,600 | Employees 4,3331% increase | Employees 2,920 | Employees N/A |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $3.1b (FY, 2025) | Revenue (est.) $636.5m (FY, 2022) | Revenue (est.) N/A | Revenue (est.) N/A |

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