We Provide Technical Expertise AND Sound Analysis

for Your Mining Project, both Large and Small.

Agapito Associates, Inc. (AAI) provides consulting services in
mining engineering, geoengineering, and related disciplines.


At AAI, we value our staff of dedicated specialists and industry experts and have recently promoted four of our key staff:

  • Dr. Susan Patton, P.E. has been promoted to Principal/Safety Manager. Susan has almost 40 years’ experience in the mining industry, 14 of which have been with AAI. She provides expertise in economic evaluations, including resource/reserve (US SEC S-K 1300 and NI 43-101), cost estimates, permitting, due diligence, and feasibility studies. Further experience includes surface and underground mine design and mine ventilation analysis and design.
  • Dr. Biao Qiu, P.E. has been promoted to Senior Associate. Biao has 15 years’ research and professional experience in the mining industry and 8 years with AAI. He is an expert in industrial mineral solution mining, performing resource/reserve estimates, prefeasibility and feasibility studies, and detailed solution mining designs.
  • Mr. Ben Haveman, P.G. has been promoted to Laboratory Manager/Geologist. Ben has 10 years’ experience as a geologist and has been with AAI the last 5 years. He manages AAI’s geotechnical lab performing a variety of rock physical property tests. He also performs a variety of field duties including monitoring of geotechnical instrumentation, core logging, and in-situ stress testing using the Sigra overcoring method.
  • Dr. Fei Wang has been promoted to Senior Engineer. He has been with AAI since 2019 and specializes in high-level numerical modeling of complex rock mechanics and mine stability problems for open pit, underground, and solution mines. He is also experienced in developing VBA to automate data analysis and modeling projects.


You may not be ready, but Agapito Associates, Inc. is.
Call (970) 242-4220 or Click Here to receive a courtesy consultation.
Please visit our Resource/Reserve webpage for more information regarding our capabilities in resource and reserves estimation following SEC S-K 1300, NI 43-101, or JORC standards.

Mining Engineering


Founded in 1978 to meet the needs of the mineral and energy industries, Agapito Associates, Inc. (AAI) operates out of offices in Grand Junction and Lakewood, Colorado. Members of the staff include mining, civil, geotechnical, and geological engineers; geologists; and numerical analysts.

We have provided consulting and engineering services to mining companies producing base metals, precious metals, coal, potash, trona, limestone, oil shale, and salt. Other clients include the defense and nuclear waste disposal industries. Engineering projects in underground mine design, field services, ventilation, mine shaft planning, nuclear waste isolation, and rock slope design have been performed in 35 of the United States and 28 countries including Argentina, Australia, Brazil, Canada, Chile, China, Colombia, Egypt, Ethiopia, Honduras, India, Ireland, Italy, Jordan, Kazakhstan, Korea, Mexico, Mongolia, Morocco, Northern Thailand, Norway, Peru, Republic of Congo, Russia, Singapore, Spain, Turkey, United Kingdom, and Venezuela.

Resource estimates have been prepared according to Canadian NI 43-101, Australian JORC, or USA SEC standards (S-K 1300 and Industry Guide 7) for properties in the USA, Canada, Brazil, China, Argentina, Egypt, Spain, Mexico, and Kazakhstan.

Our specialties

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mining engineering

Providing mining engineering services across a wide spectrum of mining methods and materials.


Agapito Associates Inc. has its origins in application of Rock Mechanics to underground mine design.

underground civil

Broad-spectrum mining engineering services to the underground civil construction industry.

project feasibility

The expertise, experience, and vision to guide mining projects from concept to completion.


Geologic programs uniquely tailored to the client’s specific needs and criterion.

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