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Controlled Thermal Resources Holdings Inc.

  • BVC Upstream, Mining, Refining & Raw Materials
  • Direct Lithium Extraction, Geothermal Lithium, Lithium Production

Controlled Thermal Resources Holdings Inc. (CTR) is a California-based leader in sustainable lithium production and renewable energy. Utilizing geothermal-powered direct lithium extraction, CTR’s Hell’s Kitchen project supplies battery-grade lithium for EVs while minimizing environmental impact.

Company Location

Country:

United States

City:

Imperial, California

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Company Overview

Controlled Thermal Resources Holdings Inc. (CTR) is a U.S.-based sustainable lithium production and renewable energy company founded in 2013 and headquartered in Imperial, California. CTR integrates direct lithium extraction with geothermal power generation to produce battery-grade lithium with minimal environmental impact, setting new sustainability standards in the battery and electric vehicle industries.

Battery Technology

CTR’s core technology is its Direct Lithium Extraction (DLE) process powered by renewable geothermal energy. This closed-loop system extracts lithium from geothermal brines in hours, producing high-purity lithium hydroxide and lithium carbonate, while reducing water usage, eliminating tailings, and avoiding overseas processing. The integration of geothermal power ensures near-zero carbon emissions.

Products

Battery-grade lithium hydroxide and lithium carbonate produced via CTR’s DLE process.

Recent Projects

Hell’s Kitchen Lithium and Power development in the Salton Sea Geothermal Field; In 2024 received a $30 million tax credit from California for Hell’s Kitchen; In 2023 partnered with Aquatech to engineer a $1 billion Lithium Hydroxide Facility producing 25,000 tonnes annually.

Investors

In 2023, Stellantis invested over $100M in Controlled Thermal Resources Holdings Inc. for the Hell’s Kitchen project. General Motors is also a strategic investor.
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