How many employees work at Newcleo?

Newcleo Ltd. has 992 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 16.9%.

Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025

About Newcleo

Privately funded and headquartered in London, newcleo was launched in 2021 – and since raised a total of EUR 400m – to be an innovator in the field of nuclear energy. Its mission is to generate safe, clean, economic and practically inexhaustible energy for the world, through a radically innovative combination of existing, accessible technologies. With visionary co-founders, newcleo capitalises on thirty years of R&D activity in metal-cooled fast reactors and liquid-lead cooling systems, and our senior management and advisory team can boast hundreds of years in cumulative hands-on experience. Counting around 600 highly skilled employees across Europe, newcleo has business, scientific, operations and industrial manufacturing capabilities in a vertically integrated model designed to deliver its ambitious timeline for its plan-to-market. newcleo’s technology, mostly comprising a novel approach to already qualified solutions, addresses equally well the three challenges affecting the nuclear industry to date: waste, safety and cost. newcleo is also working to significantly invest in MOX fuel manufacturing in developed countries, extracting energy from the current nuclear industry by-products. newcleo is ready to develop a new, sustainable, and completely safe way of generating nuclear energy that will help humanity reach zero emissions, and mitigate of global warming.

As of September 2025

Newcleo
workforce metrics

Headcount

992

Avg. Salary

$57k

Tenure

2.1yr

Growth Rate

16.9%

Hiring Rate

Attrition Rate

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Employee Headcount

Interactive chart of Newcleo annual worldwide employee count from 2023 to 2025.

  • Newcleo total number of employees in 2025 was 1,120.333, a 16.9% increase from 2024.
  • Newcleo total number of employees in 2024 was 999.542, a 43.2% increase from 2023.
  • Newcleo total number of employees in 2023 was 655.024, a 66.7% increase from 2022.

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Employee Geographic Breakdown

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Employee Role Breakdown

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Employee Compensation

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Active Job Postings

Interactive chart of Newcleo annual active job postings from 2023 to 2025.

  • Newcleo active job postings in 2025 was 152, a 111.4% decline from 2024.
  • Newcleo active job postings in 2024 was 1,419, a 137.7% increase from 2023.
  • Newcleo active job postings in 2023 was 262, a 141.4% increase from 2022.

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Employee Sentiment

Sentiment Topics

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