Key facts
- TAU Systems’s last known valuation is $70.0M (Apr 2025).
- It has raised $35.0M across 1 recorded rounds; the latest was Early Stage VC ($12.5M) in Mar 2025.
- Notable investors include Alumni Ventures, Impact Venture Capital, Team Global Management, Audacia, Global Venture Bridge — 9 tracked in total.
- TAU Systems has filed 1 Form D with the SEC, most recently Apr 2025 ($12.5M sold to 7 investors).
- Status: Privately Held (backing).
- ·Post-money valuations for all 1 rounds
- ·The complete investor list — 9 names
- ·Watchlist + deal alerts for TAU Systems
Funding rounds
1 roundsAbout TAU Systems
Developer of a compact particle accelerator designed to transform access to high-performance research tools across science and industry. The company offers advanced laser-based systems and specialized X-ray free-electron lasers with a significantly reduced footprint, enabling researchers, manufacturers, and medical developers to conduct faster experimentation and accelerated innovation.
- Sector
- Business Products and Services (B2B)
- HQ
- Austin, TX, United States
- Founded
- 2021
- Employees
- 25
- Website
- tausystems.com/
- Ownership
- Privately Held (backing)
TAU 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 TAU 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 TAU Systems in its N-PORT filings yet. We sweep new filings monthly.