Tailings & Heap Leach Design Experts

Now Hiring- Engineers

Now Hiring- Engineers

Now Hiring- Engineers

Now Hiring- Engineers

Now Hiring- Engineers

“Our Clients are First,
the Team is Second,
and I am Third.”

Core Services

Water Resources

"We have already completed the Engineering of Phase 8, so I want to take this opportunity to thank the TGI team for their dedication and compliance with the project's deadlines. On the other hand, special mention should be made to @AlcidesPanez for their predisposition, efficiency and commitment so that this Engineering has the highest standards that we require as MAS."

Ing. Juan Manuel Martin, Director of Projects, Veladero Mine, Argentina

"Julio, good evening ... I just wanted to write you about the course ... very good ... we were satisfied ... .very good teaching team that you have...”

Ronald Callo, Geotechnical Department Project Lead, Southern Peru Copper

"Knight Piesold has been assisted by Tierra Group on a few key assignments and found the people and overall experience to be excellent."

Tom Kerr, President, Knight Piesold and Co.

“...our long association has been because Tierra Group has consistently offered superior value, at a fair price that you have personally backed up with often creative, out of the box solutions. And this in an area of our industry - basically waste disposal - that isn't at all sexy, but has absolutely no room for failure.”

Robert Byrd, Santacruz Silver

"You have a great company, great people and work hard. We are fortunate to also have a great friendship with all of you."

Dale Howell, President, The Mining Record

"I am glad that our relationship between B2Gold and Tierra Group has worked so well. A significant component in that relationship is the quality of service that you provide, which says a lot about Tierra Group staff. Great job."

Dale Craig, B2Gold

"Wow! Congratulations Tierra Group!! It doesn't seem like 5 years already! 5 great years of very good work. Thanks for that!"

Maria Alejandra Gomez, Environmental Director, Mina El Mochito

"With the complex tailings storage system at our El Limón mine we needed a flexible and creative team to help us build a new facility and maintain our existing facilities. Tierra Group's depth and breadth of ability and experience has been called upon many times over the past three years and they continue to provide us with site-specific solutions."

Peter Montano, Manager, Mine Engineering, B2Gold Corp.

"...the kindness, love and grace Tierra Group shows to others (especially its clients...) is rare...Tierra Group is gold..."

Reneé A. Carmody, Lewis Roca Rothgerber LLP

“…firstly I want to tell you that it was a pleasurable experience for us to have Tierra Group involved in our Phase III Facility; initially preforming a peer review of the phase III design and later the QA/QC of its construction. Having said that it is my opinion that we would like to continue our relationship with Tierra Group going forward."

Rick Irvine, Gold Resource Corporation

Tierra Group is the consultancy of choice for the top talent in the mining industry.

Latest News

October 23, 2025
Tierra Group/BBA Consultants is excited to announce that Jacob Lopez has passed the Principles and Practice of Engineering exam!
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October 13, 2025
Tierra Group/BBA Consultants is excited to announce that Shyanne Wilson has passed the Fundamentals of Engineering exam!
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Team

MEET THE TEAM

Featured Teammate

Shyanne Wilson
Ms. Wilson is a Geological Engineer with over 2 years of experience in construction quality…...
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