Deep Isolation Nuclear, Inc.

Deep Isolation Nuclear, Inc. develops technologies and services for the temporary storage, transportation, and permanent geologic disposal of high-level nuclear waste and spent nuclear fuel using deep underground boreholes. Its core offering features a universal canister system alongside strategic appraisal, operational planning, and implementation consulting services. Through its subsidiary, Freestone, the company also provides environmental and water resources consulting, including site investigation, regulatory compliance, data validation, and monitoring technology development. Deep Isolation serves public and private clients, such as international and domestic government agencies, nuclear power plant operators, research institutions, and engineering partners.

The company operates subsidiaries in the United States and the United Kingdom. Its project engagements, advocacy initiatives, and feasibility studies span the United States and international markets across the EMEA and Asia-Pacific regions, including Bulgaria and the Philippines. The provided text details operations through its domestic base and its UK entity, Deep Isolation EMEA Limited, though it does not specify a specific city headquarters.

Summary of the business section of Deep Isolation Nuclear's latest annual report, written by StockData.

“As of March 15, 2026, the Company has 40 employees, 28 of whom are employed on a full- or part-time basis by Freestone, the Company’s wholly owned subsidiary; 9 of whom are employed on a full-time basis and 2 of whom are employed on a part-time basis by Deep Isolation; and 1 of whom is employed on a full-time basis by Deep Isolation EMEA.”