Engagement Models

Flexible engagement structures designed to align with the specific lifecycle and risk profile of your complex resource assets.

Fixed-Fee / Package

Material due diligence
Feasibility review
Valuation assignment
Single quarry audit

Monthly Retainer

Ongoing technical advice
Mock-up reviews
Investor support
Public-sector advisory

Time & Materials

Field audits
Pre-shipment inspections
Travel days
Operational reviews

Integrated Mandate

End-to-end asset support
Sourcing and valuation
Acquisition and operations
Exit preparation

Our engagement models are designed to provide the technical independence and commercial realism required for complex resource assets.

Whether you are in the early design phase or managing an active site, we offer flexible structures to support your project lifecycle from discovery to exit.

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Services for Public Developers & Authorities

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Independent Stone Advisory