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Pulsar Fusion

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Private company working on nuclear fusion propulsion technology and advanced space propulsion systems

Milton Keynes, United KingdomFounded 2014Space
Valuation <$5M Last recorded · 2019
Headcount <100 Current team size
Total funding $0–10M Disclosed equity funding
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About Pulsar Fusion

Pulsar Fusion, a UK-based aerospace company headquartered in Bletchley, is developing a portfolio of advanced in-space propulsion systems. The firm was founded in 2011 by Richard Dinan, an entrepreneur who has dedicated over a decade to the study of thermonuclear physics and previously co-founded other technology ventures. Dinan's interest in fusion was sparked by its potential to solve significant global challenges and was further fueled by his fascination with the fundamental physics of the universe. The company has received grant funding from the UK government and the UK Space Agency to advance its research and development efforts.

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Pulsar Fusion's business strategy encompasses both current market demands and future deep-space applications. For the contemporary space industry, the company manufactures and sells several types of advanced rocket engines, including hybrid rockets and Hall Effect Thrusters (HETs). These electric propulsion systems, such as the LEOBEAR, MOONRANGER, and MARSRANGER series, are designed for satellite attitude control, precision maneuvering, and extending orbital lifetimes. The company has successfully tested its hybrid rocket engines, which use a liquid oxidant and a solid propellant, at a UK Ministry of Defence site and in Switzerland. In a notable partnership, Pulsar has signed a Memorandum of Understanding with Thales Alenia Space concerning its 5kW MOONRANGER Hall-effect thrusters.

The company's long-term and most ambitious objective is the development of Direct Fusion Drive (DFD) engines. This technology aims to harness the power of nuclear fusion to create a propulsion system capable of achieving speeds up to 500,000 mph (805,000 km/h). Such a system could dramatically reduce interplanetary travel times, potentially shortening a mission to Mars to around 30 days or a trip to Saturn from eight years to just two. The DFD is designed to provide both thrust and electrical power for spacecraft, a crucial dual-functionality for long-duration missions. To achieve this, Pulsar is constructing an 8-meter wide fusion chamber with the goal of conducting a test firing in 2027. The company is leveraging advances in artificial intelligence and machine learning, in partnership with Princeton Satellite Systems, to simulate and understand the complex behavior of plasma under electromagnetic confinement. Pulsar has recently expanded its operational footprint by opening an office in Austin, Texas, to better engage with US clients and investors and has built the UK's largest space-grade vacuum chambers for ground testing.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2014
Headquarters
Milton Keynes, United Kingdom
Employees
15
Open positions
None listed
Dealroom signal
50.7/100
Sub-industry
Clean Energy
Sector
Space, Sustainable Development Goals, Nuclear Fusion, Space Tech, Climate Tech, Space Vehicles Components and Payloads, Propulsion Systems, Space Upstream, Novel Energy, Space DT
Technology
Hardware, Deep Tech
Business model
Manufacturing
Client focus
b2b

Funding history

3 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
GRANT✓Other financing Dec 2022 $0 — Undisclosed ↗
GRANTOther financing Sep 2021 $0 — Undisclosed ↗
Showing the latest 2 of 3 recorded eventsBook a demo for the full funding history →

Growth signals

Pulsar Fusion website traffic

Latest recorded traffic for Pulsar Fusion is 16K monthly website visits, down 60% over the last three months. Pulsar Fusion's team grew 36.4% over the past year.

Latest monthly visits16K 3-month web change-60% 1-year team growth+36.4%
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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Team profiled 2 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 1 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇬🇧 United Kingdom93.3%
🇺🇸 United States6.7%
2 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Pulsar Fusion 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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