# NextSense

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/nextsense

- Industry: Medical Devices & Equipment
- Headquarters: Mountain View, US
- Website: www.nextsense.io
- Total disclosed funding: $16M
- Latest round: Series A (Nov 11, 2025)
- Investors on record: 3

## About

NextSense, based in the US, specializes in therapeutic technology that enhances sleep quality and cognitive function, primarily through its innovative Smartbuds earbuds designed for real-time adaptation to users' brain rhythms.NextSense, founded in 2020 in Mountain View, US, focuses on developing advanced sleep technology. The company has raised USD 16 mn in its Series A funding round on November 11, 2025, led by Ascension Ventures with participation from Satori Capital and Corundum Neuroscience. The founder's details are not specified, but the company was established as an independent venture, having completed one deal to date.NextSense's core offering is the Smartbuds, innovative wireless earbuds designed to enhance sleep quality, improve focus, and facilitate relaxation through real-time adaptation to the user's brain rhythm. Utilizing advanced EEG sensors, Smartbuds monitor brain activity and body movement, enabling precise tracking of sleep stages and slow-wave sleep, which is critical for restorative rest. Launched to address the pervasive issue of sleep deprivation, these earbuds cater to a wide customer base, including individuals seeking improved sleep health, professionals aiming to enhance focus during work, and users interested in guided relaxation. The Smartbuds are marketed across various geographical regions, with notable sales in North America and Europe, where there is a significant demand for health and wellness technology solutions. In addition to personal consumers, these earbuds may appeal to wellness centers and clinics that focus on sleep therapy or cognitive enhancement.NextSense generates revenue primarily through direct-to-consumer sales of its flagship product, the Smartbuds, as well as through supplementary offerings such as replacement ear tips and wings, available via a subscription model. Customers engage in transactions by purchasing Smartbuds outright, alongside options for continual access to enhanced features or additional accessories. The pricing structure includes one-time purchases for the Smartbuds and recurring fees for subscription services, which provide ongoing support and product maintenance. By creating a seamless purchasing experience through their online platform, NextSense positions itself within a growing market of health-conscious consumers looking for advanced sleep technology. The company emphasizes its commitment to ongoing product development and customer engagement, further solidifying its revenue streams through a loyal user base invested in personal well-being.In November 2025, NextSense raised USD 16 mn in Series A funding to support its strategy for future growth. The funding will be utilized to manufacture and launch its EEG-enabled Smartbuds, expand research partnerships with universities and pharmaceutical firms, and advance the development of medical applications planned for 2027. The company intends to target new markets including Asia and Australia for product expansion, aiming to enter these regions by the end of 2026.

## Funding rounds

- Series A, Nov 11, 2025, $16M — Ascension Ventures, Satori Capital, Corundum Neuroscience

## Investors

- Ascension Ventures (https://capitalatlas.ai/funds/ascension-ventures) — Series A
- Satori Capital (https://capitalatlas.ai/funds/satori-capital) — Series A
- Corundum Neuroscience — Series A