Macmahon Holdings Limited, commonly known as Macmahon, is a prominent Australian company headquartered in Perth, Western Australia. Established in 1963, Macmahon has built a strong reputation in the mining and construction industry, specialising in surface and underground mining services. With a focus on delivering innovative solutions, the company operates across key regions in Australia and internationally, providing tailored services that enhance operational efficiency. Macmahon's core offerings include mine development, production, and civil infrastructure, distinguished by their commitment to safety and sustainability. The company has achieved significant milestones, including successful partnerships with major mining firms, solidifying its position as a leader in the sector. With a dedication to excellence and a proven track record, Macmahon continues to drive growth and innovation in the mining and construction landscape.
How does Macmahon Holdings's carbon action stack up? DitchCarbon scores companies based on their carbon action and commitment to reducing emissions. Read about our methodology to learn more.
Mean score of companies in the Salt and Mineral Mining industry. Comparing a company's score to the industry average can give you a sense of how well the company is doing compared to its peers.
Macmahon Holdings's score of 24 is lower than 54% of the industry. This can give you a sense of how well the company is doing compared to its peers.
In 2025, Macmahon Holdings, headquartered in Australia, reported total emissions of approximately 12,504,000 kg CO2e, comprising 9,301,000 kg CO2e from Scope 1 and 3,203,000 kg CO2e from Scope 2 emissions. The company has not disclosed any Scope 3 emissions data. In 2024, their emissions were approximately 1,871,000 kg CO2e globally, with 894,000 kg CO2e from Scope 1 and 977,000 kg CO2e from Scope 2. For the same year in Australia, emissions were about 1,871,000 kg CO2e, mirroring the global figures. In 2023, Macmahon's total emissions were approximately 2,004,000 kg CO2e globally, with Scope 1 emissions at 1,091,000 kg CO2e and Scope 2 at 913,000 kg CO2e. The Australian figures for 2023 were consistent with the global totals. The company has not set any specific reduction targets or initiatives, as indicated by the absence of documented reduction targets or climate pledges. Macmahon's emissions data is not cascaded from any parent organization, and all reported figures are sourced directly from Macmahon Holdings Limited.
Access structured emissions data, company-specific emission factors, and source documents
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|
| Scope 1 | 156,000 | 000,000 | 000,000 | 0,000,000 | 0,000,000 | 00,000,000 | 0,000,000 | 000,000 |
| Scope 2 | 1,583,000 | 0,000,000 | 0,000,000 | 0,000,000 | 0,000,000 | 0,000,000 | 000,000 | 000,000 |
| Scope 3 | - | - | - | - | - | - | - | - |
Climate goals typically focus on 2030 interim targets and 2050 net-zero commitments, aligned with global frameworks like the Paris Agreement and Science Based Targets initiative (SBTi) to ensure alignment with global climate goals.
Macmahon Holdings has not publicly committed to specific 2030 or 2050 climate goals through the major frameworks we track. Companies often set interim 2030 targets and long-term 2050 net-zero goals to demonstrate measurable progress toward decarbonization.


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