COMPANY

Sonavex

HQ: Baltimore, MD source · sonavex.com ↗

Location: Baltimore, MD · source · Oct 13, 2026

Profile checked Oct 10, 2026

Keywords: Arteriovenous Fistula Kidney Diseases Diabetes End Stage Renal Disease Free Flap Transfer Arteriovenous Graft EchoMark/EchoSure EchoMark / EchoSure

4Trials (company is sponsor)

Funding and NIH signals

SEC Form D raise Raised $3.1M (Form D filed Jul 28, 2026). SEC Form D 0001645892-26-000003 (Jul 28, 2026)
Evidence (1 event)
- Jul 28, 2026 · SEC Form D 0001645892-26-000003
  Name of Issuer: Sonavex, Inc.; CIK: 1645892; Address: city not listed;DONNELL STREET, BALTIMORE, MARYLAND; Submission type: D; Filing date: 2026-07-28; Industry Group: Biotechnology; Date of First Sale: 2026-07-13; Types of Securities Offered: Equity; Business combination transaction: false; Total Offering Amount: 15000000; Total Amount Sold: 3102995; Federal exemptions: 06b

Job counts as of Oct 18, 2026. All funding and NIH signals

Timeline

Sep 5, 2025 Grant Government grant — SBIR: $999,997 (annual award, as published), announced Sep 5, 2025. Agency: NIH/NIDDK. Source: government award database. source ↗
Feb 21, 2024 Trial start Not phased (device or behavioral study): Maturation of Arteriovenous Fistula With Automated Sonography Assessments Trial source ↗
Jan 21, 2022 Trial start Not phased (device or behavioral study): Prospective Feasibility Study Evaluating EchoMark LP Placement and EchoSure Measurements for Subjects Requiring Arteriovenous Fistulae source ↗
Dec 2, 2019 Trial start —: Automated 3D Ultrasound-based Surveillance of Arteriovenous Fistula Maturation for Post-operative Hemodialysis Patients source ↗
Sep 19, 2019 Trial start —: Observational Study of Outcomes After EchoMark and EchoSure-based Free Flap Monitoring source ↗

Upcoming milestones

Feb 1, 2027 (ESTIMATED) · Not phased · Maturation of Arteriovenous Fistula With Automated Sonography Assessments Trial · NCT06190717

Estimated primary completion per ClinicalTrials.gov. Dates move.

Funding

Last 2 years.

Sep 5, 2025 Government grant — SBIR: $999,997 (annual award, as published), announced Sep 5, 2025. Agency: NIH/NIDDK. Source: government award database. source ↗

Clinical trials (lead sponsor) 4

Record	Title	Phase	Status	Start	Primary completion
NCT04896476	Prospective Feasibility Study Evaluating EchoMark LP Placement and EchoSure Measurements for Subjects Requiring Arteriovenous Fistulae	Not phased (device or behavioral study)	Completed	Jan 21, 2022	Oct 24, 2023 (actual)
NCT06190717	Maturation of Arteriovenous Fistula With Automated Sonography Assessments Trial	Not phased (device or behavioral study)	Recruiting	Feb 21, 2024	Feb 1, 2027 (estimated)
NCT03915717	Observational Study of Outcomes After EchoMark and EchoSure-based Free Flap Monitoring	Not listed	Terminated	Sep 19, 2019	May 5, 2022 (actual)
NCT04017910	Automated 3D Ultrasound-based Surveillance of Arteriovenous Fistula Maturation for Post-operative Hemodialysis Patients	Not listed	Terminated	Dec 2, 2019	May 12, 2021 (actual)