
Blake, Cassels & Graydon LLP is regularly sought out by natural resources and consumer goods clients for advice on litigation, M&A transactions and commercial ventures in the context of Indigenous law. Leading the team, Roy Millen is a seasoned litigator with expertise in Indigenous law, particularly in the development of major projects. Practice co-head Sam Adkins regularly handles matters in the mining and renewable energy sectors that impact Indigenous land rights, whilst Terri-Lee Oleniuk’s broad practice covers energy regulation, environment and Indigenous law. Following her promotion to partner in January 2025, Rochelle Collette assists clients in building relationships, resolving disputes and negotiating agreements with Indigenous communities.
Legal 500 Editorial commentary
Key clients
- Teck Resources Ltd.
- Seabridge Gold Inc.
- Capstone Infrastructure Corporation
- British Columbia Treaty Commission
- Fission Uranium Corp.
- NexGen Energy Ltd.
- Mowi Canada West Inc.
- Pembina Pipeline Corporation
- Mount Nansen Remediation Limited Partnership
- CB Powerline Ltd.
- Denison Mines Corp.
- Ashcroft Terminal Ltd.
Work highlights
Acting for NexGen Energy Ltd. on its Rook I uranium project in northern Saskatchewan.
Acting for Teck Resources Ltd., a BC resource company, in Indigenous negotiations and litigation regarding an open-pit mine in Canada.
Acting for Seabridge Gold Inc. on its engagement with five Indigenous groups, as part of the environmental assessment and permitting processes for a proposed gold-copper mines in Canada.
Lawyers
Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Sam Adkins; Roy Millen
Other key lawyers
Terri-Lee Oleniuk; Rochelle Collette



