# Ioneer and Empire Southwest sign master service agreement for Rhyolite Ridge project

Ioneer and Empire Southwest, the Caterpillar dealer for Arizona, Nevada and parts of eastern California, signed a master service agreement for sales, services, goods, technology, and equipment rental to advance the Rhyolite Ridge lithium-boron project in Nevada.

- Type: Contract
- Announced: 2026-01-21
- Where: Nevada, United States
- Status: announced
- Products: lithium, boron
- Sectors: [Mining Equipment](https://endata.com/sectors/mining-equipment.md)

## Companies

- [ioneer](https://endata.com/companies/8294.md)
- [Empire Southwest](https://endata.com/companies/66643.md) (partner)

## Sources

- [minersnews.net](https://minersnews.net/ioneer-cat-dealer-empire-announce-rhyolite-ridge-pact/), 2026-01-21: "Ioneer and Empire Southwest, the Caterpillar dealer for Arizona, Nevada and parts of eastern California, have signed a master service agreement for sales, services, goods, technology, and equipment rental that will help to advance the Rhyolite Ridge lithium-boron project in Nevada."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.