Toronto · Canada

Boutique by Design. Global by Nature.

A leading global boutique law firm that specializes in:

  • Mining Royalties and Streams
  • M&A and Go Private Transactions
  • Resource Finance
  • IPOs and RTOs
  • Equity and Debt Financings
  • Corporate Governance
Email
rob@mason-law.ca
Cell
416.312.7562
LinkedIn
linkedin.com/in/robert-mason
Robert K. Mason, Founder & Principal of Mason Law
Robert K. MasonFounder & Principal
Strategic ● Business-focused ● Creative ● Responsive
20+
Years on Bay Street
200+
Transactions led
25+
Jurisdictions
5
Continents
§ 01

About Us

Read more about Mr. Mason →
§ 02

Representative Work

Click here for Mason Law’s more detailed transaction list →
Royalties, Streams & Strategic Investments
2026
Orion Mine Finance — US$32.5M sale to Evolve Royalties of an existing tin sliding-scale gross revenue royalty on the producing Uis Tin-Tantalum Mine, Namibia (operated by Andrada Mining).
2026
Orion Mine Finance — C$28.5M strategic equity investment in Bravo Mining Corp.
2026
OR Royalties — Sale by Highland Copper of remaining White Pine North interest to Kinterra Copper, including restructuring and re-issuance of OR royalties on Copperwood and White Pine.
2026
OR Royalties — US$105M acquisition of an additional 1.0% NSR on Shandong’s Namdini Project, Ghana.
Option & Earn-In Agreements
2025
Centerra Gold — Three recently executed option agreements and NSRs relating to projects in Canada and the United States, including in respect of Headwater Gold’s Crane Creek Project.
M&A and Strategic Transactions
2026
Auramet International — US$30M secured loan facility & offtake transaction with 1911 Gold Corporation.
2025
Mawson Finland (special committee) — Acquisition by First Nordic.
2025
Trigon Metals — Sale of the Kombat Project, Namibia, to Horizon Corporation.
2025
Angus Gold (special committee) — Acquisition by Wesdome Gold.
2025
Pecoy Copper Limited — Proposed going-public transaction (RTO), financing and concurrent acquisitions of Pembrook Copper Corp. and Copper X Mining Corp.
§ 03

Insights

Critical Minerals Finance 06 · 2026

SPAR: a sovereign price-floor instrument for critical minerals projects.

A proposed public finance instrument pairing a sovereign-backed metal price floor with a true NSR royalty — designed to move strategically important critical minerals projects from policy priority to financing reality.

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Royalty Structuring 03 · 2026

Sliding-scale royalties and the architecture of contingent consideration.

Why sliding-scale GRRs are increasingly the structure of choice for buyers and sellers seeking to bridge valuation gaps in the current commodity cycle.

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Special Committees 02 · 2026

Going-private playbook: lessons from a year of complex special committee mandates.

Practical guidance for boards evaluating change-of-control proposals — drawn from recent CBCA plan of arrangement work and contested take-over bids.

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Resource Finance 01 · 2026

After the streaming decade: where royalty and stream structures are evolving.

Reflections on how the metals streaming market has matured since the early Stornoway and Detour-era deals, and where the next wave of structures is heading.

Read note →