Fundraising Fox

Transition

Venture capital

London · Seed–Series A · 18 people tracked

Also known as TRANSITION GLOBAL MANAGEMENT LIMITED

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Investment thesis

Transition invests in founders building generational, full-stack companies that combine hardware, software, and frontier science to reshape the physical world. The firm believes the defining companies of the coming century will 'mold atoms, not just bits,' spanning AI, frontier science, new energy, and robotics. It backs pragmatic, principled founders early, before success is obvious, offering deep partnership through complexity. Transition runs a concentrated portfolio in which every founder receives support from the full team. Its partners are former founders and operators who have scaled billion-dollar companies, and they emphasize showing up with care, conviction, and hands-on involvement in building companies in the real world.

Source: firm website, verified Aug 11, 2026.

Stage
Seed–Series A
HQ
London, GB
Leads rounds
Follows
Instruments
Equity
Founded
2021
Private fund assets
$189M
VC funds
2
Tracked investments
8

Team · 18 people

from the firm's website & public directories
Ari Helgason· Partner

Founded two companies and spent 8 years investing at Index Ventures and Dawn Capital in London.

What they invest in

from 1 of 8 portfolio companies

AI & Machine Learning ×1Deep Tech ×1Semiconductors ×1

Investments · 8 tracked

founders shown can be your intro path
Applied Atomics

Builds vertically integrated modular nuclear plants delivering firm, clean baseload power for data centers and heavy industry.

Invisix
Olixolix.comin𝕏

Olix develops a novel compute architecture integrating SRAM with photonics to enable more efficient AI model deployment, addressing throughput, cost, and latency limitations of current GPU memory systems.

AI & Machine LearningDeep TechSemiconductors

Seneca

Builds AI, robotics, and autonomy for firefighting, starting with an autonomous rapid-response fire suppression drone system.

Skye

AI-driven industrial energy optimization platform for heavy industry to cut energy costs and support grid balancing.

To be announced
Upway
Watershed

Portfolio news

latest coverage across their companies
OLIX Secures $220. | Signalbase

Olix · trysignalbase.com · Feb 11, 2026

Frequently asked questions

What stage does Transition invest at?
Transition invests at the Seed, Series A stages.
What sectors does Transition focus on?
Transition focuses on Advanced Manufacturing, AI & Machine Learning, Cleantech, Climate Tech, Deep Tech, Energy, Hardware, Mobility & Transportation, New Materials, Robotics, SaaS.
Where is Transition located?
Transition is headquartered in London, GB.
Does Transition lead rounds?
Transition typically participates in rounds rather than leading them.

Media · Podcasts & interviews

featuring the team

The Inevitable Transition | David Helgason (Transition) with Nico Rosberg (Rosberg Ventures)

Slush · David Helgason

Climate Investing with David Helgason, Transition - My Climate Journey #podcast

MCJ · David Helgason

Images

Transition photo

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