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TETRA TECHNOLOGIES, INC. AND MAGRATHEA METALS, INC. ADVANCE JOINT VENTURE PLANS TO PRODUCE MAGNESIUM IN ARKANSAS

TETRA Technologies, Inc. ("TETRA" or the "Company") (NYSE:TTI) announced today that it has signed a term sheet outlining key parameters to form a joint venture with Magrathea Metals, Inc. (a private company developing innovative technology for producing clean, secure magnesium metal from seawater and brines) to rebuild America's magnesium metal defense industrial base at TETRA's Evergreen Project in Southwest Arkansas.

articleTetra Technologies, Inc.December 2, 20255/company/tetra-technologies-inc/news/tetra-technologies-inc-magrathea-metals-110000090
TETRA TECHNOLOGIES, INC. AND MAGRATHEA METALS, INC. ADVANCE JOINT VENTURE PLANS TO PRODUCE MAGNESIUM IN ARKANSAS

About this update from Tetra Technologies, Inc.

[{"type":"text","content":"Critical mineral extraction represents another key step in ONE TETRA 2030 strategy","length":82,"tagName":"p","attribs":{}},{"type":"text","content":"SPRING, Texas, Dec. 2, 2025 /PRNewswire/ -- TETRA Technologies, Inc. ("TETRA" or the "Company") (NYSE:TTI) announced today that it has signed a term sheet outlining key parameters to form a joint venture with Magrathea Metals, Inc. (a private company developing innovative technology for producing clean, secure magnesium metal from seawater and brines) to rebuild America's magnesium metal defense industrial base at TETRA's Evergreen Project in Southwest Arkansas.","length":494,"tagName":"p"},{"type":"text","content":"Magnesium is the "gateway metal" used across the defense industrial base and economy and is designated a critical mineral by the Department of Energy, Department of War, and Department of the Interior.","length":211,"tagName":"p"},{"type":"text","content":""We are thrilled to be working with a well-established global specialty chemicals and industrial minerals player like TETRA," said Alex Grant, CEO of Magrathea. "This joint venture will unlock the value created by our team over the past three years. We are now taking meaningful steps to evolve from a technology R&D lab to an industrial project co-developer."","length":384,"tagName":"p"},{"type":"text","content":"TETRA is building a bromine production facility near Stamps, Arkansas, called the Evergreen Project. The plant is projected to produce 75 million lbs. of bromine annually and plans to begin operations by the end of 2027. Besides bromine, TETRA also plans to produce and monetize several critical minerals from the brine, including lithium and magnesium. Magrathea and TETRA are actively exploring ways to incorporate Magrathea's innovative electrolytic magnesium technology into the brownfield site.","length":503,"tagName":"p"},{"type":"text","content":""Our intention to work with Magrathea for the clean, high-quality domestic manufacturing and production of magnesium is another key step towards achieving our ONE TETRA 2030 strategy while supporting the U.S. initiative to develop a secure domestic supply of critical minerals," said Brady Murphy, President and CEO of TETRA. "Through our planned partnership, we would combine Magrathea&#3...

More updates from Tetra Technologies, Inc.

TETRA Technologies, Inc.Evergreen ProjectMagrathea Metals, Inc.TETRA Technologiesjoint venturemagnesium metalSouthwest ArkansasTETRAdefense industrial basecritical mineralsStamps, Arkansas