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Deep Isolation
Deep Isolation solves the nuclear waste problem Our innovative and patented technology safely disposes of spent nuclear fuel
About Deep Isolation
Deep Isolation specializes in providing innovative and environmentally protective solutions for the storage and disposal of nuclear waste. The company leverages mature drilling technology to place canisters containing nuclear waste in deep horizontal drill holes, effectively isolating the waste from the biosphere. Deep Isolation serves a range of clients including government agencies, nuclear power plants, and other entities responsible for nuclear waste management. Operating within the nuclear waste disposal market, the company employs a business model that focuses on technical expertise and stakeholder engagement to ensure community-aligned solutions. Revenue is generated through service contracts, technology licensing, and consulting fees. The company is committed to protecting human health and the environment, and it emphasizes building consensus through genuine stakeholder engagement.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2016
- Headquarters
- Berkeley, United States
- Employees
- 29
- Open positions
- None listed
- Dealroom signal
- 90.2/100
- Sub-industry
- Clean Energy, Waste Solution
- Sector
- Energy, Sustainable Development Goals, Nuclear Fission, Climate Tech, Hard Tech, NIF defense security and resilience, NIF Energy Security and Climate Change, DT and LS, science-based
- Technology
- Hardware, Deep Tech
- Business model
- Manufacturing
- Client focus
- b2b
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| LATE VCOther financing | Jul 2025 | $33M | $132M | Nuclear Assurance Corporation · Segra Capital Management | ↗ |
| GRANTOther financing | Nov 2022 | $4.9M | — | ARPA-E | ↗ |
Growth signals
Latest recorded traffic for Deep Isolation is 10K monthly website visits, up 72.4% over the last three months. Deep Isolation's team grew 31.8% over the past year.
Similar companies
Company identity and context are open; selected comparison metrics preview what is available on the platform.
Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed2 investors entered at this stage
ARPA-E
US Department of Energy
Series A1 investor entered at this stage
Nuclear Assurance Corporation
Series B and later1 investor entered at this stage
Segra Capital Management
Other known investors1 additional known investor
Berkeley SkyDeck Accelerator
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Deep Isolation on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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