# Wesper

> Wesper is a New York-based sleep-health company that has built a wireless, wearable patch and cloud platform for clinical-grade, at-home sleep apnea testing. Founded in 2017 (originally as Tatch) by Dr. Amir Reuveny and Adi Mordechai, Wesper combines flexible printed electronics, machine learning, and a provider portal to replace the wires and single-night snapshots of traditional sleep labs with comfortable, repeatable, longitudinal testing. The FDA-cleared Wesper Lab lets patients test at home while giving physicians high-resolution data that correlates closely with in-lab polysomnography.

- **Founded:** 2017
- **Headquarters:** New York, New York, United States
- **Founders:** Amir Reuveny (Co-Founder & CEO), Adi Mordechai (Co-Founder & CTO)
- **Team size:** ~32 employees
- **Products:** Wesper Lab, Wireless Sleep Patch, Provider Portal / Helix Wesper, Multi-Tier Sleep Diagnostic Ecosystem, Wesper Journal
- **Notable:** FDA 510(k) clearance for Wesper Lab (K221816) in 2022, Reported ~95.1% correlation with in-lab polysomnography, Eliminated the nasal cannula by computing airflow from thoracoabdominal movement

## Products & services

- **Wesper Lab** — FDA-cleared home sleep testing system using two thin, flexible, wireless patches (thoracic and abdominal), a mobile app, and a paired pulse oximeter to measure sleep position, respiratory effort, airflow and SpO2 for diagnosis of obstructive sleep apnea.
- **Wireless Sleep Patch** — Single-use, flexible, wireless patches built on printed/flexible electronics that use accelerometry and optical sensing, transmitting data via Bluetooth Low Energy to the app and cloud through the night.
- **Provider Portal / Helix Wesper** — Cloud-based clinician portal and data-analysis platform for reviewing high-resolution sleep data, managing patients, and interpreting longitudinal results to improve clinic efficiency.
- **Multi-Tier Sleep Diagnostic Ecosystem** — A tiered suite of diagnostic options for personalized sleep care, unveiled at SLEEP 2026.
- **Wesper Journal** — Educational publication covering sleep health and patient guidance.

## Achievements

- FDA 510(k) clearance for Wesper Lab (K221816) in 2022
- Reported ~95.1% correlation with in-lab polysomnography
- Eliminated the nasal cannula by computing airflow from thoracoabdominal movement
- Raised a $9.6M Series A from Valor Equity Partners, Breyer Capital and Spark Capital
- Unveiled a first multi-tier sleep diagnostic ecosystem at SLEEP 2026

## Latest updates

- **2026-06** — Wesper unveiled its first multi-tier sleep diagnostic ecosystem for personalized sleep care at SLEEP 2026, the annual meeting of the Associated Professional Sleep Societies.
- **2025-05** — Positioned its FDA-cleared, cannula-free technology as a replacement for uncomfortable traditional sleep apnea testing.
- **2022-11** — Closed a $9.6M Series A to scale and continue developing diagnostic sensing technology.
- **2022-01** — Received FDA clearance for the Wesper Lab wireless patch home sleep test.

## Links

- Website: https://wesper.co
- LinkedIn: https://www.linkedin.com/company/wesperco
- Twitter/X: https://twitter.com/wesperhealth
- Instagram: https://www.instagram.com/wesperhealth/
- Facebook: https://facebook.com/WesperHealth/

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Profile page: https://yespress.io/wesper
Published by YesPress — https://yespress.io
Last updated: 2026-07-17