Contractor Page

Welcome to our Resolution Copper Mining LLC. Contractor webpage. This page will be a work in progress and will serve as the go-to resource page for Contractors who currently work onsite, and for contractors who would like to bid and become familiar with our operations.

The Contacts for Resolution Copper Mining Departments are below:
Health, Safety, and Environmental: RCHSEDepartment@riotinto.com
Communities Team: info@resolutioncopper.com

Contract Management Team (CMX): TBD
Procurement Team: TBD

Rio Tinto Standards and Policies

The following is a link to our Rio Tinto company policies and standards. Please note that these are the Global standards and some scopes may require further explanation and work practices that are specific to the Resolution Copper Mining and the State of Arizona. Please discuss any standards and work practices relevant to your scope directly with your Designated Manager before accepting or mobilizing for a job.
https://www.riotinto.com/sustainability/policies

Resources

Additional resources that we would like our Supplier teams to be comfortable with are Browz (onsite contractor compliance), MSHA and Maxcom (SDS database) Please see links and details below:

1. Browz Reference Material: https://browz.com/en/contractors-suppliers

  • Browz LMS Setup
  • Browz Employee User Dashboard
  • Browz Sole Proprieter Waiver Form
  • Browz Supplier Requirements Checklist

2. MSHA: https://www.msha.gov/

3. Maxcom: https://app.maxcomsc.com/maxcomsc/

  • User Name: rcm
  • Password: superior

Procurement Principles and Contact information

Rio Tinto’s reputation for acting responsibly plays a critical role in our success as a business and our ability to generate shareholder value. As a Procurement function we take that responsibility seriously at each stage of our process from purchasing staff or sourcing teams to our leadership team. We expect our suppliers to do the same.

Our Procurement Principles and our Rio Tinto’s four core values: Accountability, Respect, Teamwork and Integrity. outline the way we want to operate in partnership with our customers and suppliers. They also capture our expectations of each employee and contractor. We have produced documents to reflect the transparency we expect in all procurement related activities for Rio Tinto, by all key stakeholders. It’s also an opportunity for us to communicate the principles that guide our ideal behavior as an organization. It supersedes The way we buy and reflects the principles outlined in Rio Tinto’s global code of business conduct, The Way We Work. Please read the procurement practices and standards in the below link and understand our work practices and supplier expectations.https://www.riotinto.com/footer/suppliers

Please take time to read and understand Rio Tinto Procurement Principles and use it as a continual reference in your work.

Terms related to performing services on all Resolution Copper Mining LLC Sites. Please see the Site Specific Terms that all contractor employees must agree to in order to conduct business on our sites.

For information about our accounts payable system, and for contact information to the Purchase to Pay team about all accounts payable issues, please see the Accounts Payable Fact Sheet

Procurement Principles and Contact information

Rio Tinto’s reputation for acting responsibly plays a critical role in our success as a business and our ability to generate shareholder value. As a Procurement function we take that responsibility seriously at each stage of our process from purchasing staff or sourcing teams to our leadership team. We expect our suppliers to do the same.

Our Procurement Principles and our Rio Tinto’s four core values: Accountability, Respect, Teamwork and Integrity. outline the way we want to operate in partnership with our customers and suppliers. They also capture our expectations of each employee and contractor. We have produced documents to reflect the transparency we expect in all procurement related activities for Rio Tinto, by all key stakeholders. It’s also an opportunity for us to communicate the principles that guide our ideal behavior as an organization. It supersedes The way we buy and reflects the principles outlined in Rio Tinto’s global code of business conduct, The Way We Work. Please read the procurement practices and standards in the below link and understand our work practices and supplier expectations.

https://www.riotinto.com/footer/suppliers

Please take time to read and understand Rio Tinto Procurement Principles and use it as a continual reference in your work.

Terms related to performing services on all Resolution Copper Mining LLC Sites. Please see the Site Specific Terms that all contractor employees must agree to in order to conduct business on our sites.

For information about our accounts payable system, and for contact information to the Purchase to Pay team about all accounts payable issues, please see the Accounts Payable Fact Sheet

Upcoming Bids and Contractor Opportunities: TBD

All contract information, scope schedules, Statement of Works, pricing, and upcoming bid information can be directed to our onsite Procurement team.

If you are a supplier and would like to be involved in one of our upcoming bids, please send your company information to our onsite Rio Tinto Procurement team. If you are already a prequalified contractor in our system, reference your company name and vendor number, if you are a new supplier, please provide your company information and the upcoming bid you are interested in. The information you provide will be recorded in an internal database, which is used by our Sourcing team as an initial point of reference for developing a list of potential bidders. However, please note:

  • Expressing your interest does not pre-qualify you as a Rio Tinto supplier
  • Expressing your interest does not guarantee that you will be contacted by Rio Tinto Procurement to supply goods to Rio Tinto
  • There is a comprehensive vetting process undertaken prior to awarding any supplier with a Rio Tinto contract including background checks on current and past financial positions; health, safety & environmental standards and policies; human rights standards and policies; policies on relationships with local communities, etc.

Please provide the below information when showing interest in becoming a Rio Tinto supplier:

Category of Services and or specific bid you are interested in.

Company information and organization name

  • Copy of W9 if available
  • Contact name
  • Email address
  • Phone number
  • Address
  • City
  • Zip
  • State
  • Website address or line card
  • Tax ID or corporation number
  • Annual turnover in last 3 years
  • Number of full-time employees
  • Browz approved?
  • States and areas your company is licensed to work in
  • Two company references, other than Rio Tinto

All contract information, scope schedules, Statement of Works, pricing, and upcoming bid information can be directed to our onsite Procurement team:

Jaime White- Business Partner and Procurement Leader, Resolution Copper Mining LLC-Jaime.white2@riotinto.com

Kartik Vommi- Procurement Data and Sourcing Analyst, Resolution Copper Mining LLC- Kartik.vommi@riotinto.com

Our Work

Resolution Copper Establishes $54 Million Tribal Trust

Resolution Copper has provided $54 million to establish the Resolution Copper Tribal Trust, a perpetual endowment that will deliver annual funding to eleven Tribal Nations located in Arizona and New Mexico for cultural preservation, education, youth development, workforce opportunities, language revitalization and other priorities they determine.

Q2 2026 Scorecard: Looking at the Numbers Behind Our Work

Every few months, we publish a scorecard to share where the project stands and what we've been working on. Numbers never tell the whole story, but they help show where we're making progress, where we're investing, and where our attention remains focused. 

Stewardship You Can See at Oak Flat Campground

If you're planning a visit to Oak Flat, here's the most important thing to know: Oak Flat Campground remains open.

Resolution Copper Awards $51,000 in Scholarships to 20 Local Students

Resolution Copper is proud to announce the recipients of its 2026 Scholarship Program, awarding 20 scholarships totaling $51,000 to outstanding students from communities across the Copper Triangle.

Resolution Copper in the Community | June 2026 Recap

Throughout June, Resolution Copper employees partnered with local organizations, educators, tribal communities, nonprofit groups, elected officials, and regional leaders to support education, strengthen relationships, invest in youth, and help build a brighter future for the Copper Corridor and beyond.

Resolution Copper Named Large Business of the Year by Mesa and Globe-Miami Chambers of Commerce

Resolution Copper is proud to announce that we have been named 2026 Large Business of the Year by both the Mesa Chamber of Commerce and the Globe-Miami Regional Chamber of Commerce.

Resolution Copper and United Association Local 469 Enter into Master Supply Agreement Supporting Operations in Arizona

Resolution Copper has entered into a Master Supply Agreement with Johnson Controls Inc. and the United Association Local 469 (U.A. Local 469), establishing a framework for ongoing facility maintenance and operational support services at the project site.

Opinion: Copper mine is a critical investment in Arizona

After over a decade, the path forward for Resolution Copper and the benefits it will bring are clear. The critics had their say — in federal permitting, in courtrooms, in Congress, and in the press — and lost at every turn. Now comes the important part for Superior, Arizona, our state’s economy, and our country’s future.

How Environmental Stewardship is Shaping the Future of Responsible Mining

Learn how Resolution Copper is advancing environmental stewardship through land reclamation, responsible mine planning, and community partnership.