Sepor Services LLC | Sepor, Inc

Tim Miller

President and CEO of Sepor Inc.

40 years experience working in the mineral process and precious metals mining industry. He has experience in design, permitting, construction and operation of mines in Africa, Central America and South America.

Currently Owner, President and CEO of Sepor Inc, he and his colleagues (Neil and Adrian) now offer their wide ranging experience to the industry.  Having worked together on various projects over the years, the team offers a refreshing new take on Project Development.

• BS Chemistry, University of New Mexico
• MBA Webster University
• Prior was CEO of Atacama Minerals Corp
• VP of Goldcorp, Central America

Adrián Juárez

Founder and CEO of Consultoría y Tecnología Ambiental (CTA)

More than 17 years of experience working in the precious and base metals mining industry. He has international experience with design and implementation of environmental baseline and monitoring programs, as well as site assessments, ESIAs, permitting, compliance and cyanide code auditing, and implementation of the Mining Association of Canada’s TSM (toward sustainable mining) for Tailings Storage Facilities.

CEO of CTA Environmental Consultants since 2000; he was previously the head of the Guatemalan EPA for 2 years. He also has academic experience in Water Resources Management in Germany and Guatemala. His credential include:

• Certified gold mining technical auditor by the International Cyanide Management Institute (ICMI).
• Certified TSM auditor by the Mining Association of Canada (MAC).
• Ph.D. (Dr.-Ing.) Water Resources and Hydrology, 1991: University of Hannover in Germany.
• M.Sc. Hydrology, 1987: University of San Carlos in Guatemala.
• BS. Civil Engineer, 1984: University of San Carlos in Guatemala.


Neil Lincoln, P.Eng

President, Lincoln Metallurgical Inc.

Over 25 years of technical and leadership experience with major engineering houses (Lycopodium, SNC Lavalin, Hatch) as Mineral Processing Engineer/Study Manager for projects related to the mining industry.  Currently working with mining operators and executives in reviewing and developing mineral projects during scoping, PEAs, prefeasibility (PFS), and feasibility studies (FS).

Core Qualifications

  • Technical and business acumen related to project and business development.
  • Co-ordination of multi discipline design teams and external consultants.
  • Mineral processing design and review of process engineering deliverables.
  • Capital and operating cost estimating, and financial modelling skills.
  • Study and NI 43-101 Technical Report experience.

• B.Sc. (Eng) Metallurgy and Materials Engineering (Mineral Processing)

Engineering Services for the Mining Industry

Consulting services for the Mining, Processing and Environmental fields. Offering Qualified Person (QP) assistance for:

  • Compliance reports
  • Preliminary economic assessments (PEA)
  • Preliminary feasibility studies (PFS)
  • Operational review
  • Cyanide code auditing
  • Environmental Social Impact Assessment (ESIA)

Sepor Services LLC provides team-driven ethics with diverse experience in both jurisdictions and commodities.


Resource estimate review

Mining methods


Metallurgical Test Review

Recovery Methods


Environmental Studies

Socio-economic review

If you are interested in a pilot plant to test your process assumptions…


The team at Sepor is available to help move your project to the next phase.

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