Zenithon AI
Zenithon builds physics-grounded machine-learning models that help engineering teams simulate and optimize complex systems in fusion, aerospace and semiconductor development.
$10MSeed
ParticipantSS
Seraphim Space
Activity from announced rounds
Activity in this selectionOct 6, 2026 · AI · Jan 1, 2026
Seraphim Space is a space-technology investment manager supporting companies from seed through growth.
Recorded funding activity
The covered activity includes Hubble’s satellite connectivity, Online Oceans’ autonomous vessels and Zenithon’s models for engineering physics. Backed VC led Zenithon’s $10 million round; Seraphim participated alongside Lunar, MMC and SOSV.
Sources
- Rounds participated in
- 3
- Confirmed lead rounds
- 0 2 roles undisclosed
- New companies
- 3 First participation on record · 0 follow-on
- Funding in participating rounds
- $17.5M 3 disclosed · full round size, not this investor’s share
By stage
By primary sector
By country
Rounds
3 in this selectionOnline Oceans
Develops autonomous surface vessels and fleet software for maritime monitoring and security
£4MUndisclosed
Role not disclosedMutable Tactics
Develops AI software to improve drone deployment in combat environments
$2.1MPre-Seed
Role not disclosed