# WYND

> WYND Technologies makes indoor environmental sensors and air purifiers. Its Sentry device identifies recreational smoking and monitors noise for property operators, while Halo and Max measure and improve indoor air quality.

- **Founded:** 2014
- **Headquarters:** San Mateo, United States
- **Founders:** Raymond Wu (Founder and CEO)
- **Products:** WYND Sentry, WYND Halo, WYND Max, WYND personal purifier, ClimateGuardian
- **Notable:** The original Wynd personal purifier appeared on TIME’s 25 Best Inventions of 2016 list., The 2016 crowdfunding campaign raised more than $600,000 against a $50,000 target, according to TechCrunch., WYND reports its technology in more than 75,000 commercial and residential spaces.

## Products & services

- **WYND Sentry** — Subscription-based sensor for cigarette, marijuana, cigar, and vape smoke, noise levels, real-time alerts, and incident reports.
- **WYND Halo** — Indoor air-quality monitor and analytics for particulates, carbon dioxide, VOCs, temperature, humidity, noise, and other measurements.
- **WYND Max** — Room air purifier that can respond to Halo readings.
- **WYND personal purifier** — Portable purifier and detachable air-quality tracker introduced in 2016.
- **ClimateGuardian** — Sentry feature for temperature, humidity, and VOC monitoring.

## Achievements

- The original Wynd personal purifier appeared on TIME’s 25 Best Inventions of 2016 list.
- The 2016 crowdfunding campaign raised more than $600,000 against a $50,000 target, according to TechCrunch.
- WYND reports its technology in more than 75,000 commercial and residential spaces.

## Latest updates

- **2026-08** — Raymond Wu wrote about Sentry’s prolonged-noise monitoring for multifamily operators.
- **2026-07** — WYND published guidance contrasting vape monitoring with conventional fire-alarm smoke detection.
- **2026-02** — WYND introduced ClimateGuardian for temperature, humidity, and VOC monitoring in Sentry.
- **2024-03** — WYND announced SmokeSignal Verified Reports for smoking incidents.

## Links

- Website: https://hellowynd.com
- LinkedIn: https://www.linkedin.com/company/wynd-technologies-inc.
- Twitter/X: https://twitter.com/hellowynd
- YouTube: https://www.youtube.com/channel/UCJ3-hXn6hMdGIEB3zQUVibA
- Instagram: https://www.instagram.com/hellowynd
- Facebook: https://www.facebook.com/hellowynd/

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Profile page: https://yespress.io/wynd
Published by YesPress — https://yespress.io
Last updated: 2026-09-28