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Magrathea
Magrathea Metals is a technology company that has developed an electrolytic process for producing primary magnesium metal from seawater and brines. The company is working to build domestic and ex-China magnesium supply for defense, aerospace, automotive, and other industrial customers, and it reports partnerships with government and commercial entities including a Defense Production Act Title II investment.
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Magrathea at a glance
Magrathea is a consulting company. Xcout tracks 2 named people at Magrathea, including Alex Grant (CEO). Xcout recorded 5 job postings from Magrathea in the last 90 days.
Magrathea leadership
- Alex GrantCEO
- Jason RosalliCTO
Hiring at Magrathea
Xcout recorded 5 job postings from Magrathea in the last 90 days, from a hiring record Xcout has kept since September 2026.
The weekly hiring trend, the roles and locations behind it — see Magrathea's hiring signals →
Magrathea competitors
A few of Magrathea's closest competitors — see the full list of competitors and alternatives →
Electroflow Technologies Inc. is a United States-based startup focused on direct lithium extraction, refinement, and the conversion of low-concentration brines into battery materials using an electrochemical process. The company develops technology designed to streamline and decarbonize the lithium chemical supply chain.
EDAC Labs develops electrochemical and hydrometallurgical technologies for industrial decarbonization, carbon removal, and the production of low-cost acids and bases. The company uses a licensed electrochemical salt-splitting process to serve clients in mining and recycling, including technology for extracting valuable metals while sequestering carbon.
Scape Carbon, Inc. provides modular industrial systems for ports and coastlines that permanently remove carbon dioxide by converting it into bicarbonate using seawater and minerals. The company serves hard-to-abate sectors like manufacturing and shipping while simultaneously recovering critical metals for energy technologies from local minerals.
ElectraMet is a Lexington, Kentucky-based company founded in 2013 that designs and deploys electrochemical systems. Its technology handles difficult industrial water streams by providing selective metal recovery, oxidant abatement, and process water treatment.
Forge Nano, Inc. is a nanotechnology research company based in Thornton, Colorado. It provides a scalable, adaptable nano-scale coating platform that strengthens materials and recently secured funding to scale U.S. battery technology.
Carbonium Core is a U.S.-based advanced materials company headquartered in Tampa, Florida. It specializes in the production of ultra-pure, nuclear-grade graphite, which is intended for use in 4th-generation nuclear reactors.
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More on Magrathea in Xcout Intel
- 2 named people with titles, LinkedIn and board committees
- Weekly hiring history and the mix of roles behind it
- The full competitor set, tracking, exports and API access