Deep Isolation Nuclear (OTCQB: DBHL) began trading on the OTCQB Venture Market after its listing application for common stock was approved. The company develops proprietary deep borehole nuclear waste disposal technology based on its Universal Canister System for storage, transport and permanent underground disposal of reactor waste.
According to Deep Isolation, the OTCQB listing follows an Alternative Public Offering and an oversubscribed $33 million private offering in 2025. The company is advancing a full-scale at-depth demonstration at Halliburton’s Cameron, TX facility, progressing through contracting for up to $20 million in ARPA‑E SCALEUP Ready funding, and has leveraged over $7 million in U.S. and UK grants to develop and test its Universal Canister System. It has also surpassed 100 issued patents and expanded collaborations with partners including Westinghouse, NAC International, Halliburton, Occlusion Nuclear Solutions, Amentum, the Deep Borehole Demonstration Center, Kairos Power, Oklo and EPRI.