PhysicsX, headquartered in London, builds AI software that replaces slow numerical physics simulation in engineering design, testing and manufacturing. An extension from NVentures in November 2025 took its Series B to more than $155 million, valuing it at nearly $1 billion.
At a glance
| Price from | Custom |
| Best for | Engineering teams in aerospace, automotive and energy |
From PhysicsX's own website.
What stands out
- Backed by Nvidia's venture arm
- Works across many engineering sectors
Worth knowing
- Customer names rarely disclosed
- Built mainly for large enterprises
How it ranks
PhysicsX is ranked 8th of 10 in Best Deep Tech Startups in the UK (Lister Score 88.1).
#8 in Best Deep Tech Startups in the UK · Lister Score 88.1
PhysicsX works with companies in aerospace and security, automotive, semiconductors, materials and mining, and energy..
| Rank | Best Deep Tech Startups in the UK | Score |
|---|---|---|
| 1 | Wayve | 97.2 |
| 2 | CuspAI | 95.9 |
| 3 | Oxford Quantum Circuits | 94.6 |
| 4 | Fractile | 93.3 |
| 5 | Quantum Motion | 92.0 |
| 6 | Nscale | 90.7 |
| 7 | Humanoid | 89.4 |
| 8 | PhysicsX | 88.1 |
| 9 | Riverlane | 86.8 |
| 10 | Phasecraft | 85.5 |
Frequently asked questions
How does PhysicsX rank on Lister?
PhysicsX is ranked 8th of 10 in Best Deep Tech Startups in the UK (Lister Score 88.1).
Appears in
Add this badge to your site
If you work at PhysicsX, paste this code into your website to show where it ranks on Lister. The badge links to the ranking and updates within a day when the rank changes.