Granduc Interactive Map
Granduc Interactive Map
Granduc Facts
  • Located in excellent jurisdiction.

  • Preliminary Economic Assessment completed in 2013.

  • Significant exploration potential.

  • Over 62,000 metres drilled since 2010.

  • Infrastructure includes road, ice-free port, and nearby power.

Company Management

Tim Mann
President and Chief Executive Officer - Interim

Mr. Mann is a mining engineer and is President of TLM Consulting since July 2004 and owner and principal of TLM Consulting Services since October 2010. He held the position of Vice President of Engineering for Largo Resources Ltd. from December 13, 2006 to January 2011 and Chief Operating Officer of Largo Resources Ltd. from January 2011 to September 2013.


Jennifer Ta
Chief Financial Officer

Ms. Ta is a Chartered Accountant with over 8 years experience with Canadian public accounting firms as a senior auditor. Her responsibilities include financial reporting, implementing, monitoring and testing of internal controls, conducting IFRS conversion and compliance.


Brad Leonard
Exploration Manager

Mr Leonard has over 30 years experience in the mineral exploration industry and government. In addition to his duties with Castle, he is also the Exploration Manager for James Bay Resources (JBR) and was the Exploration Manager for Northern Gold Mining (NGM) for a brief period. Prior to joining CRI, JBR and NGM, Mr. Leonard was the GIS and then Exploration Manager for the geological consulting group Caracle Creek International Consultants Inc. (CCIC). Prior to joining CCIC, Mr. Leonard spent 15 years with Ontario’s Ministry of Northern Development and Mines in a variety of positions. He holds a B.Sc (honours is geoscience) and M.Sc. from the University of Toronto and Laurentian University respectively as well as being a P. Geo. in Ontario. Mr Leonard was recently appointed to the Council for the Association for Professional Geoscientists of Ontario (APGO) as the Lieutenant Governor-In-Council Member Appointee.


Marianne Hirsche
Project Manager

Ms. Hirsche has over 8 years experience in the mineral exploration industry, with focus on exploration projects near Stewart, British Columbia. Her experience includes project management, local content, and marketing.