CASTILE RESOURCESInvestor Pack

Corporate

Corporate overview.

Castile Resources Limited owns the tenements within the Rover Mineral Field south-west of Tennant Creek and the Warumpi tenements in the West Arunta of the Northern Territory. The flagship asset is Rover 1, a high-grade IOCG polymetallic deposit.

Leadership

Board and senior management.

Board of Directors

Managing Director & Chairman

Mark Hepburn

Mr Hepburn has a degree in Economics and Finance and has been a member of the Australian Institute of Company Directors since 2008. He has significant experience in institutional stockbroking, corporate transactions, capital markets funding and the management and corporate development of public companies. He brings 28 years of substantial financial markets experience in the resources sector to Castile Resources.

Executive Director & Chief Technical Officer

Michael Poepjes

Mr Poepjes is a Mining Engineer, a Mineral Economist and holds an MBA. He has over twenty years of experience in the mining industry working in gold, copper and tin across Australia in both corporate and operational roles, including prior roles with Millennium Minerals and Metals X.

Non-Executive Director

Jake Russell

Mr Russell is a geologist B.Sc. (Hons) MAIG with circa 20 years of experience in exploration, mining, resource development and management. He is currently the group Chief Geologist of Westgold Resources Limited and brings Castile a second to none knowledge of the assets and a high degree of technical expertise in their exploration, resource development and exploitation.

Senior management

Geology Manager

Mark Savage

Mr Savage is a geologist B.Sc. (Hons) MAusIMM with more than 20 years of experience in exploration, resource development and mining. He brings a wealth of experience to Castile having worked previously for Metals X, RNI and Apex Minerals on pre-development assets.

Corporate directory

The statutory details.

Company
Castile Resources LimitedABN 93 124 314 085
Listings
ASX: CSTOTCID: CLRSF
Company Secretary
Sebastian Andre
Registered & business office
Suite 1B, 17 Southport StreetWest Leederville WA 6007Australia
Share registry
Computershare Investor Services Pty LtdLevel 11, 172 St Georges TerracePerth WA 6000
Auditor
Hall Chadwick WA Audit Pty Ltd283 Rokeby RoadSubiaco WA 6008

Source: Castile Resources Limited Half Year Report for the period ending 31 December 2025.

Listings

ASX:CST and OTCID:CLRSF.

Castile Resources Limited (ACN 124 314 085) is listed on the Australian Securities Exchange as CST and quoted in the United States on the OTCID market as CLRSF. The company is registered in Western Australia and runs from West Leederville.

Share registry services are provided by Computershare. Shareholders can set how they receive company documents through the share registry.

Technical base

Backed by a large inherited dataset.

Roughly 90,000 metres of diamond drilling defines Rover 1 — about 75,000 metres completed by previous owners including Metals X and Westgold Resources, and 15,000 metres by Castile — together with the associated technical assessment and study work that came with the ground.