Key facts
- Bairitone’s last known valuation is $500K (Jan 2022).
- It has raised $130K; the latest was Early Stage VC in Nov 2025.
- Notable investors include Creative Destruction Lab, MassChallenge, Impact Assets, University of Toronto, Texas Medical Center — 10 tracked in total.
- 1 investment vehicle was formed to buy Bairitone shares in the last 12 months, per SEC Form D filings.
- Status: Privately Held (backing).
- ·The complete investor list — 10 names
- ·Watchlist + deal alerts for Bairitone
- ·The full record, as it builds
Funding rounds
No funding rounds for Bairitone are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
Secondary demand: investment vehicles
from SEC Form D filingsIn the last 12 months, 1 investment vehicle were formed to buy Bairitone shares. Most recent filing Nov 2025. Vehicles like these are how secondary buyers pool demand for a name; a rising count is a demand signal.
About Bairitone
Developer of remote passive sensing technology designed to treat sleep apnea. The company's technology uses vibration sensors on the face during sleep to collect acoustic data from the upper airway and then processes this data using sonar beam-forming algorithms to pinpoint the location of each sound by using artificial intelligence to identify where in the upper airway a structural collapse occurs related to apnea, enabling doctors to make sleep apnea treatment plans in an informed way.
- Sector
- Healthcare
- HQ
- Houston, TX, United States
- Founded
- 2022
- Employees
- 5
- Website
- bairitone.com/
- Ownership
- Privately Held (backing)
Bairitone 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 Bairitone 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 Bairitone in its N-PORT filings yet. We sweep new filings monthly.