/Companies

H2Sonics

Manchester, US · Connecticut LLC

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Founders & leadership

MG
Marion GrabowyNamed on SEC filing
FR
Frank Rivera-FerrerNamed on SEC filing

Reported raises · per SEC filings

Form D private placements

$2M disclosed across 2 rounds · 2012–2025

▶$325KraisedFeb 2025 · 4 investors · Other Energy
Rule 506(b)
Officers, directors & promoters on the filing
  • Timothy StevensPromoter
  • Marion GrabowyExecutive Officer, Promoter
  • Keith McGeePromoter
  • Frank Rivera-FerrerExecutive Officer, Promoter
Offering amount
$2.5M
Amount sold
$325K
Minimum investment
$25K
First sale
Feb 2025
Incorporated
Limited Liability Company, Connecticut
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.7MraisedOct 2017 · 22 investors · Other Energy
Rule 506(b)
Officers, directors & promoters on the filing
  • MARION GRABOWYExecutive Officer, Promoter
  • FRANK O. RIVERA-FERRERExecutive Officer, Director, Promoter
Amount sold
$1.7M
Minimum investment
$10K
First sale
Jan 2012
Incorporated
Limited Liability Company, Connecticut
Federal exemptions
06b
Full filing on SEC EDGAR ↗

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

Frequently asked questions

How much funding has H2Sonics raised?
H2Sonics has disclosed $2M raised across 2 rounds.
Where is H2Sonics headquartered?
H2Sonics is headquartered in Manchester, US.