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Tanneke Heersche Toronto Lawyer

Tanneke Heersche *

Partner Fasken
Jurisdiction Ontario, 1993
Language(s) Dutch, English
Office(s) Toronto
*practising through a professional corporation

Tanneke Heersche is a partner at Fasken with a particular focus on natural resource project development in emerging markets. Tanneke is highly regarded for her expertise and experience in the mining industry where she is recognised as a leading legal advisor. Her extensive experience includes advising on all aspects of the development and financing of mining and other natural resource projects in emerging markets, with a particular emphasis on African markets.

Tanneke’s practice also encompasses advising and representing clients on significant cross-border investments and investment protections in natural resources, infrastructure and other sectors in various emerging markets. She regularly advises major international mining companies and international financial institutions as well as governments in numerous countries around the world.

  • Recognized in South Africa as Highly regarded in Energy and Infrastructure, Banking and Project Finance , IFLR 1000 2021
  • Recognized in the Canadian Legal Lexpert Directory in Mining, Lexpert 2016 to 2020
  • As a "Leading Lawyer" for Projects and Energy (Africa-wide), Energy & Natural Resources, and Mining (South Africa), Chambers Global 2009 to 2020
Date Client


  • LLB University of Toronto
  • BA (Honours), German Literature University of Western Ontario
  • BSc, Physiology University of Western Ontario

Community involvement

  • Director, Spark of Hope Foundation
  • Legal Mentor with Up with Women
  • Tanneke provides pro-bono legal assistance to The Global LPG Partnership (NY) in their clean cooking and bio-LPG initiatives in Africa and to the Canadian Bar Association’s ‘Supporting Inclusive Resource Development in East Africa’ Project. She also supports Our Energy Guelph in their Pathway to Net Zero campaign.

Memberships & Affiliations

  • Law Society of Upper Canada
  • Rocky Mountain Mineral Law Foundation, Co-Chair of International Committee
Guest Lecturer Towards a Nuanced Integration of Risk and ESG in the Mining and Metals Sector Western Law - Stephen Dattels Visiting Pre-eminent Speakers in Mining Law and Finance Series
Asian Investment in Africa: A Snapshot Special Institute on Mining and Oil & Gas Law, Development and Investment, Rocky Mountain Mineral Law Foundation location location Cartegena, Colombia
Reopening Price Provisions Under Long-Term Gas Supply Agreements Special Institute on International Mining and Oil & Gas Law, Development and Investment, Rocky Mountain Mineral Law Foundation location location Cartagena de Indias, Colombia


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