Organization · Venture Capital
Nucleation Capital
Nucleation Capital is a venture fund based in the United States that invests in advanced nuclear technologies and carbon management innovations. It focuses on facilitating the transition to a carbon-managed economy through strategic investments in deep decarbonization technologies.
Overview
What Nucleation Capital does
What Nucleation Capital is
Nucleation Capital is a venture fund based in the United States that invests in advanced nuclear technologies and carbon management innovations. It focuses on facilitating the transition to a carbon-managed economy through strategic investments in deep decarbonization technologies.
How it participates in the startup ecosystem
The current public profile supports funder capabilities. Each capability below is shown separately so organization identity and role-specific information do not get conflated.
Operational profile
Organization status and context
Organization status describes the entity itself. Funding and program availability appear within the relevant capability profile.
- Operational status
- Active
- Organization type
- Venture Capital
- Founded
- Founded in 2016
- Approximate age
- About 10 years
- Structured capabilities
- Funder
- Last reviewed
- March 18, 2026
Official channels
Find Nucleation Capital elsewhere
Open the official website or a supported primary organization account.
Capability profile
Nucleation Capital as a funder
Investment thesis
Nucleation Capital focuses on investing in advanced nuclear and carbon management innovations to facilitate the transition away from fossil fuels.
Focus narrative
Nucleation Capital invests in advanced nuclear ventures, carbon capture technologies, and grid enhancement innovations. The fund's focus includes advancements in fission, fusion, and low energy nuclear technologies, as well as solutions for carbon capture and grid resilience.
Value beyond capital
Nucleation Capital provides strategic support to its portfolio companies by leveraging its expertise in advanced nuclear technologies and carbon management. The fund aims to facilitate growth and innovation in these sectors, helping companies navigate regulatory landscapes and connect with industry partners.
Terms and economics
- Typical check
- $1,000,000–$3,000,000
- Sweet spot
- $2,000,000
Focus and fit
- Stages
- Seed · Series A · Series B
- Regions
- United States
Availability
- Currently deploying
- Yes
Portfolio and track record
- Recorded portfolio count
- 10
Portfolio context
Nucleation Capital's portfolio features notable companies such as Aalo Atomics, which develops sodium-cooled microreactors; Blue Energy, focusing on small modular light water reactors; and Copenhagen Atomics, which works on thorium molten salt reactors. Other portfolio companies include Core Power, Deep Isolation, and Ultra Safe Nuclear Corp., all contributing to advancements in nuclear technology.
Common questions
What to know about Nucleation Capital
Upseed classifies Nucleation Capital under the Venture Capital organization type. Its current public profile includes funder capabilities.
Source and update disclosure
Know what this page is based on
Source basis
Public organization and program material, official websites, and structured Upseed records.
Last reviewed
March 18, 2026
Known limits
Capability profiles appear only when a structured public profile also contains decision-useful role evidence. Terms and availability can change.
Upseed is an independent guide. It is not affiliated with or endorsed by the organization described on this page.