Key facts
- It has raised $370K across 1 recorded rounds; the latest was Seed Round ($370K) in May 2026.
- Notable investors include SOSV, gener8tor, HAX, Ohio Department of Development, Ohio Third Frontier Commission — 6 tracked in total.
- Nabu Optical Systems has filed 1 Form D with the SEC, most recently Jun 2026 ($370K sold to 3 investors).
- Status: Privately Held (backing).
- ·Post-money valuations for all 1 rounds
- ·The complete investor list — 6 names
- ·Watchlist + deal alerts for Nabu Optical Systems
Funding rounds
1 roundsAbout Nabu Optical Systems
Developer of optical lithography systems designed to support chip manufacturing and research workflows. The company offers a platform based on maskless optical and thermal lithography, combining projection exposure with parallel direct laser writing, thermally activated resists, sub wavelength patterning, real time metrology, flat lens architectures, compatibility with standard semiconductor processing, and configurable tools optimized for research use, enabling semiconductor manufacturers, research institutions, university labs, government facilities, and emerging chip developers to reduce development time, lower non recurring costs, improve yield, and maintain process flexibility.
- Sector
- Information Technology
- HQ
- Dayton, OH, United States
- Founded
- 2022
- Website
- nabulitho.com/
- Ownership
- Privately Held (backing)
Nabu Optical Systems doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Nabu Optical Systems shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Nabu Optical Systems in its N-PORT filings yet. We sweep new filings monthly.