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ZetrOZ

Trumbull, US · Founded 2012 · 2 known investors

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Zetroz develops Sustained Acoustic Medicine (sam®), a wearable ultrasound device line for treating soft tissue injuries. The company operates in the medical device and healthcare market.

HardwareHealthtechMedical Devices

Founders & leadership

ZetrOZ was founded in 2012 by George K. Lewis.

GKGeorge K. Lewis
George K. LewisPresident & CEOGeorge K. Lewis is an executive in medical technology and team leadership, currently serving as Executive Officer and Director at ZetrOZ Systems, which develops wearable ultrasound bioelectronic devices for treating musculoskeletal conditions.
JGJoAnne Guarino
JoAnne GuarinoExecutive
LB
Leonard Bryant GuffeyExecutive

Board

PO
Patrick ONeilBoard director
RC
Robert ClaypoolBoard director
RW
Ron WilkinsBoard director
PO
Patrick O?NeillBoard director
RC
Robert ClaypooleBoard director

Investors · 2

Connecticut InnovationsreportedNew Haven · $500K – $2M

How we know: a partner's Signal profile · Not right? Tell us

Reported raises · per SEC filings

Form D private placements

$2.1M disclosed across 2 rounds · 2014–2015

▶$97.5KraisedNov 2015 · 6 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • Patrick ONeilDirector
  • George K. LewisExecutive Officer, Director
  • Robert ClaypoolDirector
  • Ron WilkinsDirector
  • JoAnne GuarinoExecutive Officer, Director
Offering amount
$2M
Amount sold
$97.5K
First sale
Oct 2015
Incorporated
Corporation, Delaware, 2012
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$2MraisedJun 2014 · 14 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • Ron WilkinsDirector
  • JoAnne L. GuarinoDirector, Executive Officer
  • Patrick O?NeillDirector
  • Robert ClaypooleDirector
  • Leonard Bryant GuffeyExecutive Officer, Director
Offering amount
$2M
Amount sold
$2M
First sale
Jun 2014
Incorporated
Corporation, Delaware, 2012
Federal exemptions
06b
Full filing on SEC EDGAR ↗

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

Related companies · 1

KinexmedicalKinex Medical is an orthopedic specialty medical equipment company that delivers durable medical equipment and orthotics for post-acute and in-home rehabilitation. The company handles product fitting, billing, collections, and payer coordination while monitoring patient progress and offering telehealth rehabilitation products.

Companies working in the same space as ZetrOZ.

In the news

ZetrOZ Systems' sam Wearable Ultrasound Device Helps Medtech CEO Relieve Back Pain and Get Back to Workfinance.yahoo.com · Aug 2025ZetrOZ Announces $625,000 In Grant Funding To Study Wearable Sustained Acoustic Medicine (sam®) Technology For Lower Back Pain - BioSpacebiospace.com · Sep 2014

Frequently asked questions

What does ZetrOZ do?
Zetroz develops Sustained Acoustic Medicine (sam®), a wearable ultrasound device line for treating soft tissue injuries. The company operates in the medical device and healthcare market.
Who founded ZetrOZ?
ZetrOZ was founded by George K. Lewis in 2012.
Who are ZetrOZ's investors?
ZetrOZ's investors include Boston Harbor Angels, Connecticut Innovations.
How much funding has ZetrOZ raised?
ZetrOZ has disclosed $2.1M raised across 2 rounds.
Where is ZetrOZ headquartered?
ZetrOZ is headquartered in Trumbull, US.