Community Hotline 1800 886 889

Blasting Hotline: 1800 931 872
General Enquiries: 1800 931 873

Blasting Hotline: 1800 931 872
General Enquiries: 1800 931 873


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Phone Numbers

Please direct any complaints relating to the Mount Pleasant Operation to our 24/7 Community Hotline – 1800 886 889. You can also fill out the Contact details below or email your complaint details to

Please be advised that this email is monitored between 7.00am and 5.00pm Monday to Friday, for Complaints out of Business Hours please call the Community Hotline 27/7 on 1800 886 889. If you have a general question about MACH Energy or the Mount Pleasant Operation please contact 1800 931 873


Postal address – PO Box 351, Muswellbrook NSW 2333

Delivery – 1100 Wybong Road, Muswellbrook NSW 2333

Corporate Office – Suite 302, Level 3, 251 Wharf Road Newcastle NSW 2300

Postal address – PO BOX 407, Newcastle NSW 2300

Blasting Announcements:

Please see our website for up to date details. Click here to view

The Muswellbrook Shire Council website also includes notices of planned blasts at the Mount Pleasant Operation and surrounding operations. Click Here to View

Blasting Hotline:

General Enquiries:

MACH Energy Whistleblower

General enquiries, including community complaints, investors, contractors, suppliers & media

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