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Minrex Names Max Piirto CEO to Accelerate Serbian Exploration Growth

Mining By Maxwell Dee 4 min read

Minrex Resources appoints Max Piirto as CEO to spearhead exploration and development across its newly acquired Serbian gold and copper assets following the Electrum merger.

  • Max Piirto brings 17 years of mining and project development expertise
  • Focus on advancing Tlamino Gold and Timok East Copper-Gold projects
  • Incentive package linked to exploration milestones and market cap targets
  • Appointment follows completion of Electrum Discovery Corp merger
  • Strategic push to unlock value from Balkan mineral assets

New Leadership to Accelerate Balkan Growth

Minrex Resources Limited (ASX:MRR) has appointed Max Piirto as its new Chief Executive Officer, a move signalling the company’s intent to rapidly advance its Serbian exploration portfolio. Effective immediately, Piirto steps in following Minrex’s recent merger with Electrum Discovery Corp, which brought the Tlamino Gold Project and Timok East Copper-Gold Project into its fold. This leadership change comes at a pivotal moment as Minrex transitions from merger integration to active exploration and feasibility work in the Balkans.

Piirto’s 17-year track record spans engineering, project delivery, mining operations, and industrial services, with senior roles at global engineering firms including Wood Plc. Notably, he was involved in developing the Krumovgrad and Chelopech gold projects in Bulgaria, neighbouring Serbia, where he oversaw strategic planning and deal structuring. His appointment aligns with Minrex’s ambition to leverage his expertise in commercial strategy and complex project execution across multiple international jurisdictions.

Exploration and Development Focus on Serbian Assets

Minrex’s Serbian projects offer a blend of near-term exploration upside and longer-term development optionality. The Tlamino Gold Project holds an inferred resource of approximately 670,000 ounces of gold equivalent, predominantly near surface, while the Timok East project spans 200 square kilometres within a prolific copper-gold belt close to established mines like Zijin Mining’s Veliki Krivelj. Both projects have seen limited systematic exploration in recent years, presenting opportunities for modern drilling and feasibility studies to unlock value.

The company’s strategy under Piirto will be to accelerate exploration and feasibility activities, targeting resource growth and technical evaluation. This approach is underpinned by Piirto’s experience in structuring large-scale mining projects and navigating capital allocation and execution readiness. The Board expressed confidence that his leadership will be instrumental in delivering on Minrex’s growth strategy and shareholder returns.

Incentive Structure Tied to Performance Milestones

Piirto’s remuneration package includes a base salary of A$325,000 per annum, supplemented by a comprehensive equity incentive plan subject to shareholder approval. This plan features options exercisable over four years with escalating strike prices, and performance rights linked to key milestones such as achieving a JORC-compliant 1 million ounce gold equivalent resource at Tlamino, completion of scoping or pre-feasibility studies, and market capitalisation thresholds ranging from A$100 million to A$200 million.

The performance rights also include a tranche contingent on the company’s share price reaching A$0.10, with vesting schedules spread over up to 36 months. This structure aims to align Piirto’s interests with the company’s exploration success and market value growth, incentivising sustained delivery over the medium term.

Minrex’s strategic repositioning follows the completion of the Electrum merger, which was widely anticipated after court and shareholder approvals earlier in April 2026. The deal expanded Minrex’s footprint beyond Australia, adding high-grade Serbian gold and copper assets to its portfolio. The company’s previous coverage detailed the significance of this merger and its potential to transform Minrex’s exploration profile MinRex Completes Electrum Merger.

Challenges Ahead in Realising Project Potential

While the foreign mineral resource estimates for Tlamino provide a promising starting point, they are not yet JORC-compliant, reflecting some uncertainty about their classification under Australian standards. Minrex acknowledges this and will need to undertake further evaluation and drilling to convert these into JORC-compliant resources. The Timok East project, though highly prospective, remains at an earlier exploration stage with significant geophysical and geochemical targets to test.

Piirto’s success will depend on translating exploration data into tangible resource growth and progressing feasibility studies under challenging market and operational conditions. The company’s ability to secure funding and maintain investor confidence through these phases will be critical.

Bottom Line?

Minrex’s new CEO appointment underscores a strategic pivot to unlock Balkan exploration assets, but converting potential into value will require disciplined execution and milestone delivery.

Questions in the middle?

  • How quickly can Minrex convert Tlamino’s foreign resource estimates into JORC-compliant figures?
  • What exploration results or feasibility milestones will signal meaningful progress at Timok East?
  • How will the market respond to Minrex’s performance-based incentive structure amid exploration risks?