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Sentons

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Sentons | Multi-touch | Reinvented With Ultrasound

San Jose, United StatesFounded 2011Health Tech & Medtech
Valuation $100–250M Last recorded · 2014
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Sentons and the history behind them.

About Sentons

Sentons was founded in 2011 by Dr. Jess Lee, Dr. Shih-Yuan Chen, and Dr. Sam Sheng, spinning out of the University of California, Berkeley. The company's inception is rooted in the founders' extensive backgrounds in engineering and technology; Dr. Lee, for instance, has a track record of founding and leading technology companies to successful acquisitions. Sentons specializes in developing advanced ultrasonic sensing technology, designed to transform the way users interact with their devices by turning any surface into a touch-sensitive interface.

The core of Sentons' offering is its SurfaceWave technology, which utilizes proprietary ultrasonics to detect touch and force inputs on a variety of materials, including metal, glass, and plastic. This technology is not limited to flat surfaces, allowing for the creation of virtual buttons and interactive zones on curved or unconventional device exteriors. For instance, their SNT8020 chip, which is as small as a grain of rice, enables phones to have virtualized power and volume buttons, enhancing durability by eliminating physical moving parts and improving water resistance. The system can also differentiate between various types of touch, such as taps, swipes, and variable force, even when the user is wearing gloves or when the surface is wet.

The business operates within the consumer electronics market, targeting device manufacturers as its primary clients. Sentons' revenue model is likely based on the sale of its ultrasonic sensor modules and processors, alongside licensing its proprietary technology and software to these original equipment manufacturers (OEMs). The company has demonstrated its technology in various applications, including gaming phones like the Asus ROG Phone and the Lenovo Legion Phone Duel, where its sensors create virtual shoulder buttons for an enhanced gaming experience. This capability allows for more immersive control without the need for additional hardware.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2011
Headquarters
San Jose, United States
Employees
17
Open positions
None listed
Dealroom signal
65.7/100
Industry
Health
Sub-industry
Medical Devices
Sector
Health Tech & Medtech, Ultrasound, Hard Tech, DT and LS, science-based
Technology
Hardware, Deep Tech
Business model
Manufacturing
Client focus
b2c

Funding history

4 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
EARLY VC✓Equity / VC Apr 2014 $24M $94M Undisclosed —
GROWTH EQUITY VC✓Equity / VC Jan 2013 $10M — Undisclosed —
Showing the latest 2 of 4 recorded eventsBook a demo for the full funding history →

Growth signals

Sentons website traffic

Latest recorded traffic for Sentons is 370 monthly website visits, down 83.9% over the last three months. Sentons's team declined 19% over the past year.

Latest monthly visits370 3-month web change-83.9% 1-year team growth-19%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

5 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed2 investors entered at this stage

Other known investors3 additional known investors

Team profiled 3 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 1 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
3 countries with
team presence
🇹🇼 Taiwan44.4%
🇺🇸 United States33.3%
🇨🇳 China11.1%
3 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Sentons on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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