Fundraising Fox

Femtosense

San Bruno, US · Founded 2018 · Delaware corporation · 28 employees on LinkedIn · 2 known investors

Founders & leadership

Femtosense was founded in 2018 by Sam Fok.

SFSam Fok
Sam FokinFounder
KB
Kwabena BoahenNamed on SEC filing
NN
Nick N. OzaNamed on SEC filing

Board

SKShyam Kamadolli
Shyam KamadolliBoard director
WH
Wen HsiehBoard director
IBIngrid Burton
Ingrid BurtonBoard director

Investors · 2

J2 VenturesBoston
Fine Structures VenturesreportedCambridge

Reported raises · per SEC filings

Form D private placements

$5.4M disclosed across 2 rounds · 2018–2024

▶$4.3MraisedNov 2024 · 8 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Ingrid BurtonDirector
  • Sam FokExecutive Officer, Director
  • Shyam KamadolliDirector
Offering amount
$14.5M
Amount sold
$4.3M
First sale
Nov 2024
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.1MraisedSep 2018 · 2 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Kwabena BoahenDirector
  • Nick N. OzaExecutive Officer
  • Sam Brian FokExecutive Officer, Director
  • Wen HsiehDirector
Offering amount
$1.1M
Amount sold
$1.1M
First sale
Aug 2018
Incorporated
Corporation, Delaware, 2018
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Non-dilutive funding · 1 SBIR/STTR award

Federal grants — no equity taken
AgencyPhaseYearAmount
Department of DefenseSpecial Operations CommandPhase I2023$175K

Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.

In the news

Venture Capital Funding: Motive, Neo Financial, Femtosense - InfotechLeadinfotechlead.com · Apr 2026Femtosense – NeuromorphicCore.aineuromorphiccore.ai · Apr 2025Femtosense has filed a notice of an exempt offering of securities to raise $14,500,000.00 in New Debt Financing. - intelligence360intelligence360.news · Dec 2024Edge AI Innovator Femtosense Brings Affordable, Off-the-Shelf Hearing Aids, Other Wearables Closer to Reality with First Siliconaithority.com · Dec 2022Femtosense Raises $8M in Series A Fundingfinsmes.com · Sep 2022Femtosense raises capital to power the AI inside of consumer electronics | TechCrunchtechcrunch.com · Sep 2022

Frequently asked questions

Who founded Femtosense?
Femtosense was founded by Sam Fok in 2018.
Who are Femtosense's investors?
Femtosense's investors include J2 Ventures, Fine Structures Ventures.
How much funding has Femtosense raised?
Femtosense has disclosed $5.4M raised across 2 rounds.
Where is Femtosense headquartered?
Femtosense is headquartered in San Bruno, US.