October 5, 2023

Tierra Group performs the Phase 2A & 3 Geotech Investigation & Stability Analysis for the Isabella Pearl Project

October 5, 2023

Tierra Group performs an Engineering Design Change to the Phase 2A Heap Leach Facility for the Isabella Pearl Project

September 8, 2023

Tierra Group to Perform a Total Population Estimate for the Ray Mine

August 30, 2023

USA Rare Earth awards Tierra Group the Round Top Aluminum Sulfate Storage Facility Siting Study

August 24, 2023

Andean Precious Metals Awards Tierra Group the San Bartolome Mine NI 43-101 Tailings Technical Review and Report Project

August 24, 2023

Tierra Group Welcomes our newest Client - Andean Precious Metals

August 24, 2023

Tierra Group awarded Anagold's Copler Annual TSF/HLF Audit

August 14, 2023

Tierra Group Welcomes Ron Burgess to the Team in our Lakewood, Colorado Office!

August 8, 2023

Calibre Awards Tierra Group the EBP La Luna Open Pit Prefeasibility Field Investigation & Pit Slope Recommendations Project

August 7, 2023

Tierra Group is Awarded the 2023 Dam Inspections & Review Project for the Jerritt Canyon Mine