Management & Directors

Associated with the owners of Adamera Minerals is an experienced and competent team with mining and exploration experience at various stages of development in many regions of the world. The Adamera team has strong expertise in many commodities including gold, silver and base metals and has the ability, experience and a proven track record to finance and advancing such exploration projects.

Below is a brief summary of the team associated with Adamera Minerals Corp.

  • Yale Simpson, B.A.Sc


    Yale Simpson has a Bachelor of Applied Science (Geological Engineering) from the University of British Columbia, Canada and is a professional geologist. Yale has more than 30 years’ experience as a senior geologist, exploration manager and CEO of companies involved in precious metals projects in Australia, Africa, Eastern Europe and Argentina…

  • Mark Kolebaba

    President, Director & CEO

    Mr. Mark Kolebaba, has been instrumental in major discoveries since the 1980’s and has experience with diamond, gold, silver and base metals. This experience ranges from early to advanced exploration, feasibility studies, and working in an operating mine. Mr. Kolebaba has held positions with BHP Billiton, Cominco Ltd. and the Northgate Group of companies…

  • Mark T. Brown

    Chief Financial Officer

    Mr. Mark T. Brown, B.COMM., CPA, C.A., has been providing financial services to resource companies for over 25 years. Mr. Brown received a Bachelor of Commerce Degree from the University of British Columbia in 1990 and is a member of the Institute of Chartered Accountants of British Columbia…

  • Mark Jones


    Mr. Jones brings to the company over 40 years of management and board experience in the resource sector, including his highly valued Washington State leadership of Crown Resources. Crown discovered the Crown Jewel gold deposit in northeastern Washington State. In 2006 the company was sold to Kinross Gold Corp. who developed the discovery as the Buckhorn Mine. Mr. Jones’ leadership in mineral discoveries, finance and mergers & acquisitions will be very valuable to the company. 


  • Christopher E. Herald


    Mr. Herald brings over 25 years of Management and Board experience and was Chief Executive Officer of Crown Resources which discovered the Crown Jewel deposit that later became the producing Buckhorn Mine under Kinross ownership, after Kinross acquired Crown in a transaction valued in excess of US$200 million.


  • Bernard Kahlert, B.Sc., P.Eng.


    Bernard Kahlert is a professional geologist with over 40 years of expertise in gold and base metals in Western Canada, U.S.A, Australia and China. Mr. Kahlert is currently VP of Exploration for Commander Resources Ltd and Maritime Resources…

  • Alejandro Adams


    Mr. Adams has a degree in Public Accounting and is a member of the Chartered Professional Accountants in Canada. He has over 8 years of experience in the mineral exploration industry. He worked as the Corporate Controller of Exeter Resource Corporation until it was purchased by Goldcorp Inc. in 2017 and is currently the CFO of Rugby Mining.

  • Peter Cooper


    Mr. Cooper has over 40 years‍‍‍ of experience in the mineral exploration and mining business, working primarily for major producers in North America. He has been involved in three successful gold mine start-ups and has overseen projects from the exploration stage right up to production. Over the last 20 years his focus was on the Republic Gold District in Washington State. Mr. Cooper played a significant role in the exploration, preproduction, and development of Kinross’s Buckhorn gold mine, located in north-central Washington State. In 2007, Mr. Cooper became chief geologist and then manager of operations strategy for Kinross Gold’s Kettle River operations. Prior to this, he spent the better part of 20 years working in the Republic Gold District of Washington State.

  • Graeme Currie


    Mr. Currie is well known in the minerals industry, having had many years experience as a mining analyst and capital markets specialist. Graeme served as Director, Investment Banking at Canaccord Genuity Limited where he concentrated specifically on the junior mining sector. He retired from Canaccord in August 2012. Prior to his role in Investment Banking he was with Canaccord as a Senior Mining Analyst who focused, for over 22 years, on the junior mining sector.

  • Cecil Bond


    Cecil is a Certified Professional Accountant (CPA, CA) with over 30 years experience in public and private companies. Over the last 20 years he has held various positions in companies with activities in Canada, South America, Africa, Europe and Australia. He was the Chief Financial Officer of Exeter Resources until it was purchased by Goldcorp Inc. in 2017. He was instrumental in the spin-out from Exeter of Extorre Gold Mines Ltd. and its subsequent takeover by Yamana Gold in 2012. Cecil is currently a director of Colorado Resources Ltd and Inflection Resources Ltd, and is an Executive Vice President and director of Rugby Mining Ltd.