Deep Isolation enters Halliburton MSA to build deep borehole test well at Cameron, TX

Deep Isolation Nuclear, Inc.

Parties: Deep Isolation US LLC (wholly owned sub of Deep Isolation Nuclear) and Halliburton Energy Services.
Purpose: construction of full-scale-at-depth demonstration test well at Halliburton's Cameron, TX site to validate Universal Canister System and deep borehole drilling solution.
Expected duration: ~3 years for construction, preparation, and initial demonstration; MSA terminable on 30 days notice.
No radioactive material allowed at Halliburton site; Company assumes all nuclear regulatory compliance and indemnifies Halliburton for nuclear incidents and environmental liabilities.
Halliburton's aggregate liability capped at $5M; Company indemnifies Halliburton for most losses including nuclear and environmental.

Key facts

Extracted from this filing and checked against the source text.

Material Agreements SEC 8-K Item 1.01/1.02 confidence 0.9

Deep Isolation Nuclear, Inc. entered into Master Services Agreement with Halliburton Energy Services, Inc. (effective 2026-01-28).

Action: entry
Counterparty: Halliburton Energy Services, Inc.
Effective: 2026-01-28

Exact text from the filing

Deep Isolation US LLC, a wholly owned subsidiary of Deep Isolation Nuclear, Inc. (collectively, the “Company” or “Deep Isolation”), entered into a Master Services Agreement (the “MSA”) with Halliburton Energy Services, Inc. (“Halliburton”).

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Source: SEC EDGAR

accession 0001213900-26-011418

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