b'Directory & Resource Guide 2025 ONTARIO MINING & EXPLORATION is published for The Ontario Prospectors Association (OPA). 941 Cobalt Crescent Thunder Bay, ONP7B 5Z4D I R E C T O R Y A N D R E S O U R C E G U I D E 2 0 2 5Phone: (807) 622-3284 Toll Free:(866) 259-3727 Fax: (807) 622-4156 www.ontarioprospectors.com ContentsPublished by: Message from OPA President, Garry Clark.4MediaEdge PublishingAbout the OPA 5mediaedgepublishing.com 33 South Station Street Ontario Mining Operations 2025.8Toronto, ONM9N 2B2 (866) 480-4717Gold Mines10531 Marion Street Winnipeg, MBR2J 0J9 (866) 201-3096Other Metal Mines19Fax: (204) 480-4420 Publisher: Robert Thompson Major Industrial Mineral Producers23 Editor: Emily Weidenbacher Sales Executives: Kristine Dudar,Gemstone and Mineral Specimen Mines 24Veronica Johnston, Dawn Stokes,April Hawkes, Nolan Ackman Lime and Specialty Limestone Producers26. Senior Design Specialist:Marisa GiesbrechtTrap Rock Producers.27Design Specialist:BethanyGiesbrechtBrick Producers28President: Kevin Brown Senior Vice President:Robert Thompson Cement Producers Quarries.28Sales Manager / Branch Manager: Nancie Priv Dimension Stone and Specialty Aggregate Producers29. Publication Mail Agreement # 40787580 Corporate Offices of Companies with Metal Mines in Ontario 34. Ontario Mining & ExplorationAdvanced Mineral Projects in Ontario 2025 35Directory & Resource Guide 2025 is printed on 10% post-consumer FSC certifiedCompanies Actively Exploring in Ontario36paper using soya based inks. When necessary to mail anIndex to Advertisers 42issue in an enclosure, we use an environmentally-friendly, 100% oxo-degradable poly-wrap.All rights reserved. The contents of this publication may not be reproduced by any means, in whole or in part, without the prior written consent of the association. Return undeliverables to:Ministry of MinesWillet Green Miller Centre,933 Ramsey Lake Rd., level A3Sudbury, ONP3E 6B5 ONTARIO MINING AND EXPLORATION DIRECTORY AND RESOURCE GUIDE 2025 3'