# Download PFS Source Brief: https://evesgoldminers.com/research/source-briefs/thesis-gold-silver-inc-download-pfs-7d8553ca Original source: https://www.thesisgoldsilver.com/_resources/reports/108542-01-Lawyers-Ranch-PFS-NI-Technical-Report-FINAL.pdf EGM generated: 2026-09-27 Company: Thesis Gold & Silver Inc. (TAU) ## Use Note This is the Eve's Gold Miners normalized Markdown copy of an official or regulatory public source. It is provided for readability, search discovery, and research resilience. The original source remains authoritative for legal, regulatory, and investment decisions. ## Extracted Document Text # Download PFS Source: https://www.thesisgoldsilver.com/_resources/reports/108542-01-Lawyers-Ranch-PFS-NI-Technical-Report-FINAL.pdf Fetched: 2026-09-12T07:12:56.895+00:00 Source artifact: 7d8553ca-cd03-408e-b348-14610de36b53 Normalizer input: text ## Content # Download PFS Lawyers - Ranch Project NI 43 - 101 Technical Report and Pre - feasibility Study British Columbia, Canada Effective Date: December 1, 2025 Report Date: January 14 , 2026 Prepared for: Thesis Gold Inc 1075 West Georgia Street, Suite 1050 Vancouver, B ritish Columbia , V6E 3C9 Prepared by: Ausenco Engineering Canada ULC 1050 West Pender Street, Suite 1200 Vancouver, British Columbia , V6E 3S7 List of Qualified Persons: Kevin Murray, P.Eng., Ausenco Engineering Canada ULC Peter Mehrfert, P.Eng., Ausenco Engineering Canada ULC William Stone, M.Sc., Ph.D., P.Geo., P&E Mining Consultants Inc Jarita Barry, P.Geo. , P&E Mining Consultants Inc Brian Ray, M.Sc., P.Geo., P&E Mining Consultants Inc Yungang Wu, M.Sc., P.Geo., P&E Mining Consultants Inc Eugene Puritch, P.Eng., FEC, CET, P&E Mining Consultants Inc Frank Wright, P.Eng., F. Wright Consulting Inc Peter Lock, B .Eng ., Mining Plus Ltd Rita Tsai, P.Eng., Equilibrium Mining Inc Mark Alban, P.Eng., Knight Piésold Ltd Stephan Theben, Dipl. - Ing., SME RM, SLR Consulting Ltd Andrea Samuels, P.Geo., pHase Geochemistry Inc CERTIFICATE OF QUALIFIED PERSON Kevin Murray, P.Eng. I, Kevin Murray, P.Eng., certify that: 1. I am employed as a Principal Process Engineer with Ausenco Engineering Canada ULC, (Ausenco), with an office address of 1050 West Pender, Suite 1200, Vancouver, BC, V6E 3S7. 2. This certificate applies to the technical report titled “Lawyers-Ranch Project, NI 43-101 Technical Report and Pre- feasibility Study, British Columbia, Canada” (the Technical Report”), prepared for Thesis Gold Inc (the “Company”), with a report date of January 14, 2026, and an effective date of December 1, 2025 (the “Effective Date”). 3. I graduated from University of New Brunswick with a Bachelor of Science in Chemical Engineering in 1995. 4. I am a member in good standing of Engineers and Geoscientists British Columbia (No. 32350), Northwest Territories Association of Professional Engineers and Geoscientists (No. L4940) and Association of Professional Engineers and Geoscientists of Saskatchewan (No. 82404). 5. I have practiced my profession continuously for 25 years. I have been directly involved in all levels of engineering studies from preliminary economic assessments (PEAs) to feasibility studies. I have led preliminary test work design, test work analysis and flowsheet development as well involvement in detailed design and commissioning. I have also developed operating cost estimates and contributed to and reviewed capital cost estimates. I have been involved with gold flotation concentrate production studies including Skeena’s Eskay Creek and Seabridge Gold’s Courageous Lake projects as well as base metal flotation concentrate production studies including Trilogy’s Arctic Project and Lumina’s Cangrejos Project. 6. I have read the definition of “Qualified Person” set out in the National Instrument 43-101 Standards of Disclosure for Mineral Projects (“NI 43-101”) and certify that by virtue of my education, affiliation to a professional association and past relevant work experience, I fulfill the requirements to be a “Qualified Person” for those sections of the Technical Report that I am responsible for preparing. 7. I have not visited the project site. 8. I am responsible for Sections 1.1, 1.2, 1.18.1, 1.18.2, 1.18.5, 18.1, 18.2, 18.3, 18.7, 18.8, 24, 25.8, 25.14.1.5.2, 26.5.2, 26.5.3, and 27 of the Technical Report. 9. I am independent of the Company, as independence is defined in Section 1.5 of NI 43-101. 10. I have not been previously involved with the Lawyers-Ranch Project. 11. I have read NI 43-101 and the sections of the Technical Report for which I am responsible have been prepared in compliance with that Instrument. As of the effective date of the Technical Report, to the best of my knowledge, information and belief, the sections of the Technical Report for which I am responsible contain all scientific and technical information that is required to be disclosed to make those sections of the Technical Report not misleading. Dated: January 14, 2026 “Signed and sealed” Kevin Murray, P.Eng. Ausenco Engineering Canada ULC Permit to Practice 1001905, Engineers and Geoscientists British Columbia. Page 1 of 1 CERTIFICATE OF QUALIFIED PERSON Peter Mehrfert , P. Eng. I, Peter Mehrfert, P. Eng., certify that: 1. I am a Professional Engineer, currently employed as Principal Process Engineer, with Ausenco Engineering Canada Inc., with an office at 1050 W Pender St, Vancouver, BC V6E 3S7. 2. This certificate applies to the technical report titled “Lawyers-Ranch Project, NI 43-101 Technical Report and Pre- feasibility Study, British Columbia, Canada” (the Technical Report”), prepared for Thesis Gold Inc (the “Company”), with a report date of January 14, 2026, and an effective date of December 1, 2025 (the “Effective Date”). 3. I graduated from the University of British Columbia with a Bachelor of Applied Science in Mining and Mineral Process Engineering in 1996. 4. I am a Professional Engineer registered and in good standing with Engineers and Geoscientists British Columbia (registration #24527). 5. I have practiced my profession continuously for 30 years and have been involved in the design, evaluation and operation of mineral processing facilities during that time. Approximately half of my professional practice has been the supervision and management of metallurgical test work related to feasibility and pre-feasibility studies of projects involving flotation and leaching technologies. Previous projects that I have worked on that have similar features to Lawyers-Ranch are: Panuco, Springpole, North Island and Spanish Mountain Gold. I have collaborated on the development of project financial models for 3 years with Ausenco on several projects. 6. I have read the definition of “Qualified Person” set out in the National Instrument 43-101 Standards of Disclosure for Mineral Projects (“NI 43-101”) and certify that by virtue of my education, affiliation to a professional association and past relevant work experience, I fulfill the requirements to be a “Qualified Person” for those sections of the Technical Report that I am responsible for preparing. 7. I visited the project site on July 9 to 10, 2025. 8. I am responsible for Sections 1.17, 1.19, 1.21, 1.22, 1.23, 2.1, 2.2, 2.3 2.4.3, 2.5, 2.6.1, 2.7, 3, 17, 19, 21.1, 21.2.1 to 21.2.3, 21.2.5 to 21.2.11, 21.3.1, 21.3.2, 21.3.4, 21.3.5, 22, 25.1, 25.7, 25.9, 25.14.1.4, 25.14.2.5, and 26.1 of the Technical Report. 9. I am independent of the Company, as independence is defined in Section 1.5 of NI 43-101. 10. I have not been previously involved with the Lawyers-Ranch Project. 11. I have read NI 43-101 and the sections of the Technical Report for which I am responsible have been prepared in compliance with that Instrument. As of the effective date of the Technical Report, to the best of my knowledge, information and belief, the sections of the Technical Report for which I am responsible contain all scientific and technical information that is required to be disclosed to make those sections of the Technical Report not misleading. Dated: January 14, 2026 “Signed and sealed” Peter Mehrfert, P. Eng. Ausenco Engineering Canada ULC Permit to Practice 1001905, Engineers and Geoscientists British Columbia Page 1 of 1 CERTIFICATE OF QUALIFIED PERSON William Stone, P.Geo. I, William Stone, P.Geo., certify that: 1. I am employed as an Independent Consulting Geologist with P&E Mining Consultants Inc (P&E), with an office address of 2 Country Court Blvd, Suite 400, Brampton, Ontario, L6W 3W8. 2. This certificate applies to the technical report titled “Lawyers-Ranch Project, NI 43-101 Technical Report and Pre- feasibility Study, British Columbia, Canada” (the Technical Report”), prepared for Thesis Gold Inc (the “Company”), with a report date of January 14, 2026, and an effective date of December 1, 2025 (the “Effective Date”). 3. I graduated from Dalhousie University with a Bachelor of Science (Honours) in Geology in 1983 and from the University of Western Ontario with a Master of Science in Geology in 1985 and a Doctor of Philosophy in Geology in 1988. 4. I am a professional geologist registered with the Professional Geoscientists Ontario (No. 1569). 5. I have practiced my profession continuously for 40 years with experience in in many exploration and mining projects located in the Americas, Europe, Australia and South America, covering a range of commodities, including precious metals and base metals. My work experience as an exploration and consultant geologist includes fieldwork, tenure management, drill program planning and execution, historical data compilation and syntheses, GIS and 3D modelling and interpretation, geological research, and contributions to many technical reports. 6. I have read the definition of “Qualified Person” set out in the National Instrument 43-101 Standards of Disclosure for Mineral Projects (“NI 43-101”) and certify that by virtue of my education, affiliation to a professional association and past relevant work experience, I fulfill the requirements to be a “Qualified Person” for those sections of the Technical Report that I am responsible for preparing. 7. I have not visited the project site. 8. I am responsible for Sections 1.3 to 1.9, 2.6.2, 4 to 9, 23, and 26.2 of the Technical Report. 9. I am independent of the Company as independence is defined in Section 1.5 of NI 43-101. 10. I have been previously involved with the Lawyers-Ranch Project as a “Qualified Person” for a Technical Report titled “Updated Preliminary Economic Assessment Lawyers-Ranch Project and Property, Stikine Terrane, BC” by P&E Mining Consultants Inc JDS Energy & Mining Inc for Thesis Gold Inc dated October 16, 2024. I was also a “Qualified Person” for a Technical Report titled “Technical Report and Updated Mineral Resources Estimate of the Lawyers- Ranch Gold-Silver Project, Stikine Terrane, British Columbia”, by P&E Mining Consultants Inc and F. Wright Consulting Inc for Thesis Gold Inc dated June 13, 2024. I was also a “Qualified Person” for a Technical Report titled “Technical Report and Updated Mineral Resource Estimate of the Lawyers Gold-Silver Property, Omineca Mining Division, British Columbia, Canada”, by P&E Mining Consultants Inc., F. Wright Consulting Inc., and One-eighty Consulting Group for Benchmark Meals Inc., dated June 28, 2021. Page 1 of 2 11. I have read NI 43-101 and the sections of the Technical Report for which I am responsible have been prepared in compliance with that Instrument. As of the effective date of the Technical Report, to the best of my knowledge, information and belief, the sections of the Technical Report for which I am responsible contain all scientific and technical information that is required to be disclosed to make those sections of the Technical Report not misleading. Dated: January 14, 2026 “Signed and sealed” William Stone, P.Geo. P&E Mining Consultants Inc Permit to Practice 1000275, Engineers and Geoscientists British Columbia Page 2 of 2 CERTIFICATE OF QUALIFIED PERSON Jarita Barry, P.Geo. I, Jarita Barry, P.Geo., certify that: 1. I am employed as an Independent Consulting Geologist with P&E Mining Consultants Inc (P&E), with an office address of 2 Country Court Blvd., Suite 400, Brampton, Ontario, L6W 3W8. 2. This certificate applies to the technical report titled “Lawyers-Ranch Project, NI 43-101 Technical Report and Pre- feasibility Study, British Columbia, Canada” (the Technical Report”), prepared for Thesis Gold Inc (the “Company”), with a report date of January 14, 2026, and an effective date of December 1, 2025 (the “Effective Date”). 3. I graduated from RMIT University of Melbourne wit [Excerpt trimmed for readability. Open the original source for the complete filing or document.]