Leadership Team

Senior Management

William C. (Bill) Howald

President, Chief Executive Officer, Director
Mr. Howald is a co-founder of Rye Patch Gold with 22 years in the international gold exploration and mining industry gained primarily in Nevada, Mexico, and Central and South America. Prior to joining Rye Patch, he was General Manager of Exploration, United States and Latin America, for Placer Dome Inc. During his tenure at Placer Dome, Mr. Howald was an integral part of the teams that delivered over 80Mozs of gold resources to the Placer portfolio. A number of these resources are now being mined, including Pipeline, Turquoise Ridge, and Bald Mountain Mines in Nevada, and Puren in Chile. Others, such as Pueblo Viejo in the Dominican Republic, Donlin Creek in Alaska and Cortez Hills in Nevada, are in the feasibility stage and are heading for production decisions.

Tori Martinez

Human Resources Manager
Ms. Martinez has more than 16 years in Human Resources with a background in the development, with 14 of those years in the mining industry. She specializes in the implementation and integration of Human Resources functions ranging from Talent Management, Employee Relations, Federal and State knowledge of laws and regulations to, policy and procedure development and implementation. Prior to joining Rye Patch, Ms. Martinez was the Human Resources Director for Northeastern Nevada Regional Hospital. She is a graduate of Management of Technology from Great Basin College and holds a Master’s of Science degree in Leadership with an emphasis in HR from Grand Canyon University. She is actively pursuing her Doctoral Degree in General Psychology with an emphasis in Industrial/Organizational Psychology from Grand Canyon University.

Randy Minhas

Group Controller
Mr. Minhas is a Chartered Professional Accountant with extensive finance experience in the technology, manufacturing and resources industries. Mr. Minhas has served as Director, Chief Financial Officer and Controller for several publicly traded companies since 2011 focusing on forecasting, business development, development of internal controls and complete financial reporting services. Prior to joining Rye Patch Gold Corp., Mr. Minhas served as the Financial Reporting and SOX specialist for Golden Queen Mining Co. Ltd., helping take the company from an exploration stage company to a full gold and silver producing company.  Mr. Minhas holds a Bachelor of Business Administration from Simon Fraser University and completed his Chartered Accountant designation in 2008.  He is currently enrolled in the Chartered Director program through The Directors College with completion expected in June 2017.

Ronaldo Marcio Pinto da Silva

Senior Exploration Geologist
Mr. Pinto da Silva has over 26 years’ experience as a structural and exploration geologist in Brazil, Venezuela, Argentina, Bolivia, Peru, Mexico and Nevada. He was instrumental in the discovery of the San Carlos Deposit (Gencor/Billington in Ecuador) and the reinterpretation of the Cantera Cordoba area at the Las Cristinas Project (Placer Dome, Venezuela) which added 2 Moz gold to the resource. Mr. Pinto da Silva led the structural and resource modeling of the Getchell Deposit (Placer Dome, Nevada) which identified a 14.8 Moz gold resource and provided structural interpretation of Pueblo Viejo Deposit (Barrick, Dominican Republic) and generated a drilling program which delineated an additional 3-5 Moz of gold. He was also involved in the structural modeling of Cerro Casale Project in Chile, and discovered the Mascota/Creston Colorado deposit of the Pinos Altos project (Agnico-Eagle, Mexico). Mr. Pinto da Silva is a graduate of Instituto de Geociencias da UFMG (Universidade Federal de Minas Gerais).

John Porterfield

Manager, U.S. Operations
Before joining Rye Patch Mining, Mr. Porterfield spent more than 30 years with Placer Dome and Barrick Gold. He held various senior positions in exploration, technical services, operations and management including roles with Bald Mountain Mine, Alligator Ridge and Yankee Mines, the Porgera Mine in Papua New Guinea, and the Turquoise Ridge and Getchell Mines and the Ruby Hill Mine.  He was also involved with feasibility studies and property evaluations for Placer Dome in Alaska, Nevada, Mexico, Chile, Peru and Papua New Guinea. Mr. Porterfield holds diplomas in Mining Engineering and Geology from Mackay School of Mines, University of Nevada, Reno.

Tony Wood

Chief Financial Officer
Mr. Wood has held executive positions in finance and operations with publicly traded international resource and exploration companies for over 15 years. With a proven success record in strategic planning, organizational development and company transformations, he has been instrumental in achieving performance and value growth across diverse commodities, countries and market conditions.

Mr. Wood served as the CFO and corporate secretary of Prodigy Gold Corporation.  In three years, Prodigy expanded resource from 1m to 6m ounces and sold for $341m to Argonaut Gold, at a 50 percent premium. He has handled turnaround situations from diamond mining, cutting and sales via Antwerp and Vancouver, and operations in Brazil and Peru. Mr. Wood holds a Bachelor of Science degree in Management Sciences from the University of Lancaster United Kingdom; and is a Member of the Institute of Chartered Accountants in England and Wales and a member of the Institute of Chartered Accountants in Canada.

Florida Canyon Mine

Mike Iannacchione, PE

General Manager
Mr. Iannacchione has a lifetime of mining operations experience from construction and engineering through managing overall operations, directing 200 employees in mine operations, mine maintenance, engineering and construction, primarily in the gold mining industry with additional experience in base metal and oil shale projects. A tenacious believer in safety, Mr. Iannacchione achieved 1 million man-hours without a lost time accident. He has served as an independent consultant, providing recommendations to improve mine reserves, mine design and plans, construction sequencing, operating costs and capital costs. He holds a bachelor’s degree in mining engineering from the University of Nevada, Reno and is pursuing his Masters of Business Administration from the University of Notre Dame. Mr. Iannacchione is a licensed Professional Engineer.

Stephen L. Chambliss, CMSP

Safety & Health Superintendent
Mr. Chambliss is an experienced miner with over 26 years in mining operations. He began his career as a warehouse technician for Newmont Gold Corporation in 1991 and worked his way into a career in mine health, safety and loss prevention, earning multiple safety and training certifications along the way. He is currently the director of the International Society of Mine Safety Professionals, and is a U.S. Mine Safety and Health Administration Certified Mine Safety Professional. Mr. Chambliss is a recipient of the Nevada Mining Association’s Safety Professional of the Year. He is pursuing his Bachelor of Science degree in occupational safety and health from Columbia Southern University.

Richard Curnow

Mine Operations Superintendent
A mining engineer with 37 years’ extensive experience in engineering and mine operations, Mr. Curnow has worked in short and long range mine planning, reserve and resource reporting, mine production, project construction and mine closure. He has international experience in Africa, Asia and the United Kingdom. Mr. Curnow holds a bachelor’s degree from the Camborne School of Mines in the UK.

Sierra Harmening

Manager Environmental
With 10 years’ experience in mining, Ms. Harmening is highly experienced in state and federal permitting and mapping, including NEPA, water pollution control and various environmental law and policy. She holds a Bachelors Degree in applied science from Great Basin College and a Master of Science degree in environmental laws and policy from Kaplan University. Having grown up in a mining family, Ms. Harmening is a member of the Nevada chapter of Women in Mining and the Nevada Mining Association.

Rusty Hufford, PE

Technical Services Superintendent
With 20 years of increasing responsibility in engineering and operations experience in open pit gold, silver, copper and industrial minerals, Mr. Hufford is a registered Professional Mine Engineer licensed in the state of Nevada, as well as a Society of Mining, Metallurgy and Exploration Registered Member and Qualified Professional. He served as mine engineer for Homestake Mining, Coeur Mining, Newmont Mining Company and as chief mine engineer for Lisbon Valley Mining and Robinson Nevada Mining prior to launching a mining consultancy in 2015. Mr. Hufford holds a bachelor’s degree in mining engineering from Montana Tech of the University of Montana.

Jessie Link

Processing Superintendent
Ms. Link brings seven years of process experience, starting out as a metallurgical technician and working her way through the ranks to become a metallurgist. Along the way, Ms. Link supervised four crews as a gravity plant supervisor, optimizing the best methods for extracting coarse gold from vein material and developed metallurgical accounting and testing to optimize process flow and conducting permeability tests and improvements. She holds a bachelor’s degree in math and physics from the College of Idaho and is pursuing her master’s degree in metallurgical engineering from the University of Nevada, Reno.

Shane Moyle

Maintenance Superintendent
Mr. Moyle began his mining career 33 years ago as a drill helper, working his way up to production foreman, general foreman and now, superintendent. With 22 years in production, he served 11 years as maintenance general foreman and superintendent with a short stint as an asset recovery general foreman. Mr. Moyle is a Certified Nevada Blaster, trained in failure analysis and Tap Root trained in advanced root cause analysis.