Mineral Resources: how a founder-led miner built a $12B compounder

Executive overview

Most mining businesses are commodities businesses — earnings fluctuate with prices, capital allocation is poor, and returns are mediocre. Mineral Resources (Minres) is structured differently: a high-quality infrastructure services arm (InfraCo) sits at its core, generating fixed-fee recurring revenue entirely insulated from commodity prices, while a mining arm (MiningCo) feeds it a growing pipeline of long-duration projects.

Founder and CEO Chris Ellison has compounded shareholder returns at 28% per year since IPO in 2006. The edge is not the commodities — it is an internal construction capability that builds mines at half the time and one-third the cost of peers, combined with a rare instinct for capital allocation.

The core insight: InfraCo is an infrastructure business masquerading as a mining stock — and the market prices it like the latter.

The two-segment structure

• InfraCo builds, owns, and operates mining infrastructure — crushing facilities, ports, airports, roads — for both internal MiningCo assets and third-party majors (BHP, Rio Tinto).
• Revenue is fixed-fee on volumes, with no commodity price exposure.
• High-90s gross retention; contracts typically renew at 95%+; over 75% of contracts will be 5+ years in length within the next few years.
• Third parties contribute roughly a third of InfraCo's ~$1B annual EBITDA target.
• InfraCo has no external construction revenue — its entire construction capability exists only to build infrastructure it then earns recurring fees on.

MiningCo: low-cost assets across three commodities

• Operates lithium, iron ore, and natural gas assets, all in Western Australia.
• Targets ~$2B+ annual EBITDA as new projects ramp.
• All three commodity categories sit at the low end of the global cost curve — meaning commodity prices would need to reach record lows before operations are materially impacted.
• Lithium is hard-rock (lower cost than brine alternatives); output goes into China's battery supply chain, partially alongside Albemarle and Ganfeng.
• Iron ore represents ~2% of Australia's output today but is undergoing a major scale transformation via the Onslo project.
• Energy: one of the largest onshore oil and gas acreage holders in WA; government approvals in progress.

The Onslo iron ore project — a capital allocation case study

• MiningCo CapEx: ~$800M → ~$1B EBITDA annually at below-spot iron ore prices; >100% ROIC.
• InfraCo CapEx: ~$1.7B → ~$560M EBITDA; ~30%+ ROIC as built.
• Ellison sold 25% of the InfraCo EBITDA stream (140M of 560M) for ~$1.2B post-tax proceeds.
• Net result: ~$500M net CapEx for ~$420M EBITDA — implying 80%+ ROIC on an infrastructure asset with multi-decade life.
• Build time: approvals to nameplate capacity in ~2 years, versus a 4–7 year industry norm.
• Mine life: Chris projects 50+ years with billions of tons of reserves.

Internal construction as competitive moat

• Construction capability is entirely in-house — no outsourced EPC contractors.
• Delivers projects in half the time, at one-third the capital intensity of peers.
• Enables Minres to take on projects deemed too difficult or marginal by other miners and turn them into very high-return assets.
• This is not a revenue-generating division; it exists solely to create long-duration infrastructure earning streams.
• Major miners (BHP, Rio) increasingly recognise Minres as a partner of choice given persistent industry cost overruns and delays.
• Minres is ~30% more efficient on a 12-hour shift than peers.

Capital allocation philosophy

• Publicly stated ROIC target of 25%+; long-run track record closer to 28–30% TSR per year.
• Constantly runs a "beauty parade" across potential projects — agnostic to mineral type, focused purely on ROIC and what the project generates for InfraCo.
• Currently evaluating $10B+ in new project opportunities.
• Reinvests almost all cash flow; pays a small dividend.
• Has bought assets out of administration (a lithium mine late 2023) where the purchase price is expected to be recovered in annual EBITDA.
• No commodity hedging — sells at spot to retain maximum pricing flexibility.
• Uses US high-yield bonds for corporate-level financing; balance sheet is at peak leverage during the Onslo ramp, but InfraCo EBITDA alone (~$1B) comfortably covers ~$4B of debt.

Talent, culture, and founder DNA

• Chris Ellison: dropped out of high school at 15, worked on farms in New Zealand, moved to Australia with no qualifications, became a crane operator, founded Minres in 1992 with $10K cash and a $50K credit card. Still CEO; owns ~12%.
• Built a resort-standard accommodation facility at the Onslo site (queen beds, Michelin-star chefs, Olympic pool, tennis courts).
• Founded Minres Air — operates aircraft to fly staff directly to mine sites, optimising shift changeovers and reducing room redundancy.
• On-site childcare at $20/day (vs. $200/day market rate).
• On-site gym (1,500 members), medical centre, and mental health support at head office.
• Safety record better than the WA mining regulator by Chris's own account.
• Attracts talent by dominating the quality-of-life benchmark for Western Australian mining employment.

Key risks

• Key-person dependency: much of the capital allocation magic is Chris; he has stated at least another decade of involvement, but succession is an open question.
• Institutional IP: InfraCo's construction advantage lives in people with 20–30 years of tenure; an exodus of that talent would erode the moat.
• Balance sheet timing: currently at peak leverage before Onslo earnings flow through; manageable but unusual for a mining company.
• Scale effects: harder to maintain high ROIC as the project pool grows — though recent evidence (Onslo, lithium acquisition) suggests returns are improving, not declining.
• Valuation mismatch: sell-side coverage skews to mining analysts who apply 4–6x EBITDA multiples across the whole business, undervaluing InfraCo which should trade at 10–15x.