HOME PROJECTS INVESTOR CENTRE CONTACT CONTACT US Contact Us NAME EMAIL ADDRESS MESSAGE REGISTERED OFFICE Level 1, 10 Yarra Street, South Yarra, Victoria 3141 ABN 61 005 632 315 Telephone +61 (3) 8610 4724 Email admin@octanex.com.au AUDITOR Grant Thornton Audit Pty Ltd Level 30, 525 Collins Street, Melbourne, Victoria 3000 SHARE REGISTRY Our share register is maintained by Automic Pty Ltd (Automic). Shareholders may contact Automic directly using the contact details provided below or alternatively by accessing the online shareholder portal through their website Automic Pty Ltd Level 5, 126 Phillip Street, Sydney NSW 2000 GPO Box 5193, Sydney NSW 2000 Telephone (within Australia) 1300 288 664 Telephone (outside Australia) +61 (2) 9698 5414 Email hello@automic.com.au Website www.automic.com.au Company Home Sefton Gold Project Hope Campbell Project Ascalon Gas Project Contact Investor Center Announcements Annual Reports Board of Directors Corporate Governance Investor Presentations Shareholding Subscribe to receive our ASX announcements direct to your inbox Name Email Address Copyright © 2021 Octanex Ltd. All rights reserved.

HOME PROJECTS INVESTOR CENTRE CONTACT HOPE CAMPBELL PROJECT HOPE CAMPBELL Octanex’s Hope Campbell Project, is located to the sourtheast of its Sefton Project in the Eastern Goldfields province of Western Australia. It is comprised of three exploration licence applications covering an area of 1,356km2. Many of the structures, interpreted from regional magnetics, that run through the Sefton Project area appear to continue into the Hope Campbell Project area. QUESTIONS? Reach our investor relations team by completing our contact form below GET IN TOUCH Company Home Sefton Gold Project Hope Campbell Project Ascalon Gas Project Contact Investor Center Announcements Annual Reports Board of Directors Corporate Governance Investor Presentations Shareholding Subscribe to receive our ASX announcements direct to your inbox Name Email Address Copyright © 2021 Octanex Ltd. All rights reserved.