Théodore Mollinger

GP @ East X Ventures | DeepTech VC | Investing in Fusion Energy

📍 United Kingdom🔄 Updated September 2026💼 10 investments📅 11 years investing🗓 Last invested May 2026
VC🌍 United KingdomInvested this year
10
Total investments
3
Early stage
1
Mid stage
1
Late stage
11y
Years active

Portfolio

8 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Investor
May 2026
Hark is an artificial intelligence lab building the most advanced personal intelligence in the world. Were pairing our own foundation models with bespoke hardware to create a universal interface between people and machines. Hark has raised over $700 million in Series A funding. With these resources, were hiring some of the best talent from across the industry.
Investor
Jan 2026
Rivan Industries is a vertically integrated synthetic fuel producer. Our aim is to help sustain life on Earth by making synthetic fuel cheaper than fossil fuels, saving millions of tonnes of CO2 in the process.
Board Member
Jan 2026
In a world of immense uncertainty, digiLab is a pioneering AI company that empowers governments and organisations in safety-critical or highly regulated industries to solve critical, complex, and high-stakes challenges using machine learning and uncertainty quantification. From forging a path to clean energy to life-saving medical diagnostics and beyond, making critical decisions with unwavering confidence is difficult, especially when data is complex, sparse, or incomplete. This is where digiLab’s expertise shines through. Our trustworthy and explainable AI platform, The Uncertainty Engine, supported by our team of machine learning specialists and data scientists, enables decision-makers to accelerate innovation, reduce the risk of failure, turn insight into action, and deliver greater value through more informed and confident decisions.
Board Observer
Dec 2023
Building the quantum networking technology to scale quantum computers. Stay Entangled!
Board Member
Oct 2023
For companies struggling to transform their net zero strategies from reporting to meaningful action, Signol uses behavioural science to motivate employees to make more sustainable operational decisions. We engage your crew to save more fuel by combining your existing data and processes with our cutting-edge behavioural change techniques, delivered via a web app and communication service. We saved aviation and shipping customers $16 million in fuel costs and almost 100,000 mt of CO2 emissions, reducing fuel consumption by as much as 5 - 12%.
Investor
May 2023
Figure is an AI Robotics company building the worlds first commercially viable autonomous humanoid robot. We are based in San Jose, CA.
Board Observer
Jan 2022
We industrialize cell culture.

 Unicorn is building machines to standardize, automate, and scale cell culture processes and manufacturing workflows, starting with iPSCs.

 Our goal is to enable better research, faster translation to products and therapeutic candidates, and to remove the barriers to scaled manufacture. So that we can help create a more sustainable future on planet Earth, where all people live healthier, longer lives.
early stageBiotechnology
Investor / Advisor
Oct 2018
causaLens are the pioneers of Causal AI — a giant leap in machine intelligence. We build Causal AI-powered products that are trusted by leading organizations across a wide range of industries. Our decisionOS operating system empowers all types of users to make superior decisions through an intuitive user interface. We are creating a world in which humans trust machines with the greatest challenges in the economy, society and healthcare. For more information visit www.causaLens.com or contact us on info@causaLens.com.
Experience · 18 entries
All (18)
Investments (10)
Founder (1)
Board (5)
2026
Investor
May 2026
Hark is an artificial intelligence lab building the most advanced personal intelligence in the world. Were pairing our own foundation models with bespoke hardware to create a universal interface between people and machines. Hark has raised over $700 million in Series A funding. With these resources, were hiring some of the best talent from across the industry.
Board Member
Apr 2026
First Light Fusion Ltd is a lean, focused and agile corporation researching energy generation by inertial fusion energy (IFE). The company was spun out from the University of Oxford in June 2011 and is based near Oxford. First Light continues to work closely with the academic community, both in the UK and internationally. The company is well-funded by both institutional investors and private individuals.
Investor
Jan 2026
Rivan Industries is a vertically integrated synthetic fuel producer. Our aim is to help sustain life on Earth by making synthetic fuel cheaper than fossil fuels, saving millions of tonnes of CO2 in the process.
Board Member
Jan 2026
In a world of immense uncertainty, digiLab is a pioneering AI company that empowers governments and organisations in safety-critical or highly regulated industries to solve critical, complex, and high-stakes challenges using machine learning and uncertainty quantification. From forging a path to clean energy to life-saving medical diagnostics and beyond, making critical decisions with unwavering confidence is difficult, especially when data is complex, sparse, or incomplete. This is where digiLab’s expertise shines through. Our trustworthy and explainable AI platform, The Uncertainty Engine, supported by our team of machine learning specialists and data scientists, enables decision-makers to accelerate innovation, reduce the risk of failure, turn insight into action, and deliver greater value through more informed and confident decisions.
2025
General Partner
Mar 2025
A venture capital firm investing in the strategic industries of tomorrow
Show all 18 entries ↓
Investment activity
2015–2026 · 10 investments
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