# Sonic Fire Tech

> Infrasound / acoustic fire suppression that aims to extinguish flames in seconds without water or chemical residue.

## Why it is interesting

August 2026 $15M round (O.H.I.O. Fund lead; Khosla Ventures) funds NFPA-path testing for a physics-first suppressant aimed at kitchens and buildings where cleanup kills reopen rates.

## Profile

- **Latest funding:** Seed extension / growth seed — $15M (August 2026)
- **Latest known valuation:** Not publicly disclosed
- **Total disclosed equity funding:** $15M
- **Stage:** seed
- **Status:** private
- **Industries:** climate-tech, deep-tech, hardware-semiconductors
- **Coverage:** full
- **Last updated:** 2026-08-26
- **Latest funding investors:** The O.H.I.O. Fund, Khosla Ventures

## Key facts

- Round (Aug 17, 2026): $15M led by O.H.I.O. Fund; Khosla Ventures participates (TechCrunch)
- Prior $3.5M seed; ~$18.5M total equity cited by AlleyWatch
- Infrasound ~20 Hz suppressant; no water/chemical cleanup claim (company)
- NFPA approval path is the commercial gate; insurance discount talks underway

## Funding history

- Seed extension / growth seed · $15M · August 2026
  Source: https://techcrunch.com/2026/08/17/sound-powered-fire-protection-startup-gets-15m-to-snuff-out-fires-before-they-turn-catastrophic/

## Investors in our directory

- https://venturecapitaltracker.com/fund/khosla-ventures

## Related articles

- https://venturecapitaltracker.com/2026-sonic-fire-tech-15m-khosla-infrasound
- https://venturecapitaltracker.com/2026-august-vc-news

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** August 26, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/sonic-fire-tech