Theon
TH
TH
Theon
About
THEON International PLC develops and manufactures cutting-edge night vision and thermal imaging systems for defense and security applications. The company specializes in customizable electro-optical systems for both dismounted and platform-based applications, with a global footprint and a strong focus on innovation and strategic acquisitions.
Key facts
- Headquarters
- Cyprus
- Portfolio companies
- 2
- Sector focus
- DefenseSecurityAIOptics
Recent investments
| Date | Company | Round | Amount |
|---|---|---|---|
| 14 May 2026 | Twin Prime | Pre-Seed | $10M |
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Frequently asked
What companies has Theon invested in?
Theon has invested in Twin Prime, Varjo.
SEC filings, insider activity, nonprofit links and pay benchmarks for Theon:

