Joyance Partners

Founded in 2012, Joyance Partners is a venture capital firm based in San Francisco. It invests in early-stage companies focused on emerging science and bio-based technologies that empower individuals' health and well-being within two years, as well as startups whose products increase joy, fulfillment, and independence for customers.

Omar Al-Busaidi

Investment Partner and Venture Partner

Yang Chen

Investor

Sonia Dewar

Investment Partner

Toshi Eguchi

Managing Director, Joyance Asia

James Louderback

Venture Partner

Hidenari Nakayama Ph.D

Venture Partner, Joyance Partners

Seth Rosenblatt

Venture Partner

Nobuhiro Takanuma

Partner, Joyance Partners

Neha Tanna MD

Venture Partner

Past deals in Wearables

Epicore Biosystems

Series B in 2025
Epicore Biosystems, Inc. is a Cambridge, Massachusetts-based company that develops and commercializes a proprietary wearable microfluidic sensing platform designed for athletes. Founded in 2017, the company focuses on analyzing small droplets of sweat directly from the skin to measure a range of health and performance metrics. Its technology allows for non-invasive monitoring of sweat biomarkers, skin health, and physiological states in real-time, facilitating personalized management of hydration, nutrition, and overall health. Epicore's innovative platform is grounded in extensive research in microfluidics and soft materials, aiming to enhance athletic performance and health management through accessible and cost-effective solutions.

Epicore Biosystems

Series A in 2022
Epicore Biosystems, Inc. is a Cambridge, Massachusetts-based company that develops and commercializes a proprietary wearable microfluidic sensing platform designed for athletes. Founded in 2017, the company focuses on analyzing small droplets of sweat directly from the skin to measure a range of health and performance metrics. Its technology allows for non-invasive monitoring of sweat biomarkers, skin health, and physiological states in real-time, facilitating personalized management of hydration, nutrition, and overall health. Epicore's innovative platform is grounded in extensive research in microfluidics and soft materials, aiming to enhance athletic performance and health management through accessible and cost-effective solutions.

IDUN Technologies

Seed Round in 2021
IDUN Technologies designs and manufactures biosensors for wearable devices, specializing in dry conductive electrodes for bio-potential monitoring (ECG, EEG, EMG). Its innovative products enable convenient EEG monitoring suitable for consumer applications and brain-computer interfaces. Founded in 2017, the company is based in Opfikon, Switzerland.

Sharper Sense

Seed Round in 2021
Sharper Sense develops wearable neurotechnology to enhance vision, hearing, and touch. The company focuses on a neuromodulation patch that delivers non-invasive electrical stimulation to improve sensory acuity and perception, with potential applications for processing disorders and sensory loss, and to boost performance, enabling clearer, more accurate perceptions for improved task precision and safety.

Zone7

Series A in 2021
Zone7 is a company that specializes in artificial intelligence-based software designed to predict sports injuries and optimize athletic performance. Founded in 2017 and headquartered in Palo Alto, California, Zone7 collects and analyzes data from various sources, including wearable devices, medical records, and fitness profiles. The software aims to identify injury risks before they occur, enabling coaching staff and medical professionals to make informed decisions regarding training, rest, and work assignments. Zone7's technology is utilized by over 30 professional sports franchises and is also applied in hospitals to monitor the well-being of medical staff. By providing actionable insights, Zone7 enhances the health, potential, and durability of athletes and the elite workforce, ultimately aiming to improve human performance across various fields.

Nanoleq

Venture Round in 2021
Nanoleq develops and manufactures electric cables using stretchable electronics, serving sectors such as healthcare, robotics, aerospace, and electronics. Its products include shields and conductors for various applications.

Zone7

Venture Round in 2020
Zone7 is a company that specializes in artificial intelligence-based software designed to predict sports injuries and optimize athletic performance. Founded in 2017 and headquartered in Palo Alto, California, Zone7 collects and analyzes data from various sources, including wearable devices, medical records, and fitness profiles. The software aims to identify injury risks before they occur, enabling coaching staff and medical professionals to make informed decisions regarding training, rest, and work assignments. Zone7's technology is utilized by over 30 professional sports franchises and is also applied in hospitals to monitor the well-being of medical staff. By providing actionable insights, Zone7 enhances the health, potential, and durability of athletes and the elite workforce, ultimately aiming to improve human performance across various fields.

Nanoleq

Convertible Note in 2020
Nanoleq develops and manufactures electric cables using stretchable electronics, serving sectors such as healthcare, robotics, aerospace, and electronics. Its products include shields and conductors for various applications.

Oga

Seed Round in 2020
Oga is developing an interactive fitness platform that aims to create a fully immersive workout experience. Utilizing advanced technology, Oga tracks and analyzes the movements of users through any device's camera, providing real-time feedback that simulates the experience of a personal workout studio. The platform allows individuals to participate in live sessions with trainers, enhancing the motivation and engagement typically found in in-person classes. By monitoring 18 joints of the human body, Oga's motion comparison technology ensures that users receive accurate guidance on their movements, enabling them to exercise effectively anytime and anywhere.

Feebris

Funding Round in 2020
Feebris Ltd is a UK-based company, founded in 2017 and headquartered in Saffron Walden, that specializes in developing artificial intelligence and machine learning algorithms for the detection of respiratory conditions. The company creates a mobile software platform that integrates with various point-of-care devices, such as digital stethoscopes and wearables. This technology is designed for community-based diagnosis and monitoring, allowing non-clinical users to identify early signs of deterioration in patients, thereby preventing complications and reducing the need for hospitalization. Feebris' team comprises experts in biomedical engineering, machine learning, global health, and business, all dedicated to transforming healthcare into a more equitable, personalized, and patient-driven system.

Noctrix Health

Funding Round in 2020
Noctrix Health, Inc. is an early-stage medical device company founded in 2018 and based in Menlo Park, California. The company specializes in developing therapeutic wearable devices aimed at treating chronic neurological and sleep disorders, particularly focusing on conditions such as restless leg syndrome. Noctrix Health's innovative devices leverage neural circuitry to alleviate symptoms, promoting undisturbed sleep and allowing patients to manage their chronic medical conditions more effectively.

H2L

Venture Round in 2019
H2L Inc. is a Tokyo-based company focused on researching and developing electric stimulation devices that enhance human interaction with virtual environments. Founded in 2012, H2L creates innovative technologies aimed at expanding human capabilities. Its flagship products include UnlimitedHand, a virtual reality gaming controller that utilizes electronic muscle stimulation to interpret hand gestures and enable users to interact with virtual objects, and PossessedHand, a device equipped with a forearm belt that stimulates the muscles to control finger movements for applications in rehabilitation and learning support. The company aims to enrich user experiences in virtual and augmented reality by providing tactile feedback and measuring muscle movements, allowing users to engage more fully with digital experiences.

Embr Labs

Series B in 2019
Embr Labs develops and sells a wearable thermal comfort device designed to regulate personal temperature. Founded in 2014 by MIT engineering students, the company's technology helps manage symptoms such as hot flashes, sleep disturbances, and anxiety. With tens of thousands of customers worldwide, Embr Labs has logged over 6 million sessions of thermal interventions.

Limbic

Convertible Note in 2019
Founded in London in 2017, Limbic specializes in developing software solutions for mental health. They create AI-driven agents to assist in patient intake, triage, screening, and therapy, aiming to enhance the efficiency of healthcare providers and improve patient outcomes.

FIGUR8

Seed Round in 2019
FIGUR8, Inc. is a Boston-based company founded in 2016 as an MIT spin-off, specializing in advanced wearable sensor technology to measure body movement related to musculoskeletal (MSK) conditions. The company's innovative solution integrates smart biosensors, intuitive software, and artificial intelligence to collect and analyze movement data without the need for cumbersome cameras. This technology accurately identifies the sources of MSK pathology, providing essential insights that enhance patient recovery and care management. By enabling trainers, therapists, and physicians to objectively assess musculoskeletal performance, FIGUR8's platform not only improves access to care but also empowers patients to take control of their health. The comprehensive approach records value throughout the entire episode of care, from injury to recovery, ultimately reducing costs and improving health outcomes.

IrisVision

Seed Round in 2019
IrisVision specializes in digital vision technologies. It has developed the world's first smart visual assistive device using wearable VR technology, designed to help millions of visually impaired individuals regain sight, achieve independence, and enhance their daily lives.

Neosensory

Series A in 2019
Neosensory, Inc. is a company that specializes in developing wearable devices aimed at enhancing sensory perception for individuals. Founded in 2015 and based in San Mateo, California, Neosensory offers products such as Buzz, which utilizes vision-to-touch sensory substitution technology to assist blind individuals. The company focuses on transmitting various data streams to the brain through the sense of touch, leveraging the skin's potential for information delivery. Their innovative approach includes building hearing assistive technology that allows users to perceive sound through vibrations on the skin. Neosensory also provides a companion application for its products, enhancing the user experience and accessibility of information.

Neurosity

Seed Round in 2018
Neurosity Inc. is a New York-based company founded in 2018 that specializes in developing thought-powered wearable devices aimed at enhancing human productivity and well-being. The company offers a brain-computer interface known as Notion, which harnesses brain wave data to help users, particularly programmers, improve their focus and concentration. By translating thoughts into actionable output, Neurosity's technology enables individuals to measure their brain activity and utilize personalized applications directly on the device. This innovative approach fosters an environment where users can optimize their cognitive abilities and create new experiences driven by their thoughts.

Embr Labs

Series A in 2018
Embr Labs develops and sells a wearable thermal comfort device designed to regulate personal temperature. Founded in 2014 by MIT engineering students, the company's technology helps manage symptoms such as hot flashes, sleep disturbances, and anxiety. With tens of thousands of customers worldwide, Embr Labs has logged over 6 million sessions of thermal interventions.

Epicore Biosystems

Seed Round in 2018
Epicore Biosystems, Inc. is a Cambridge, Massachusetts-based company that develops and commercializes a proprietary wearable microfluidic sensing platform designed for athletes. Founded in 2017, the company focuses on analyzing small droplets of sweat directly from the skin to measure a range of health and performance metrics. Its technology allows for non-invasive monitoring of sweat biomarkers, skin health, and physiological states in real-time, facilitating personalized management of hydration, nutrition, and overall health. Epicore's innovative platform is grounded in extensive research in microfluidics and soft materials, aiming to enhance athletic performance and health management through accessible and cost-effective solutions.

Noctrix Health

Pre Seed Round in 2018
Noctrix Health, Inc. is an early-stage medical device company founded in 2018 and based in Menlo Park, California. The company specializes in developing therapeutic wearable devices aimed at treating chronic neurological and sleep disorders, particularly focusing on conditions such as restless leg syndrome. Noctrix Health's innovative devices leverage neural circuitry to alleviate symptoms, promoting undisturbed sleep and allowing patients to manage their chronic medical conditions more effectively.

Flux Biosciences

Seed Round in 2018
Flux Biosciences is a company that originated from Stanford University, leveraging technology initially developed for reading and writing computer hard drives to create advanced point-of-care in vitro medical diagnostics. Its portable biosensor platform allows for the measurement of various biomarkers found in blood, urine, or saliva, providing insights related to exercise, stress, fertility, and diet. The biosensors are designed to detect specific biomarkers through real-time interactions with magnetic nanoparticles, enabling the simultaneous measurement of multiple markers from a single sample. By integrating data from these measurements with sleep and activity information from wearable devices, Flux Biosciences aims to empower individuals to manage their health and lifestyle choices more effectively, making medical-grade diagnostics accessible and actionable within the home.

Neosensory

Convertible Note in 2018
Neosensory, Inc. is a company that specializes in developing wearable devices aimed at enhancing sensory perception for individuals. Founded in 2015 and based in San Mateo, California, Neosensory offers products such as Buzz, which utilizes vision-to-touch sensory substitution technology to assist blind individuals. The company focuses on transmitting various data streams to the brain through the sense of touch, leveraging the skin's potential for information delivery. Their innovative approach includes building hearing assistive technology that allows users to perceive sound through vibrations on the skin. Neosensory also provides a companion application for its products, enhancing the user experience and accessibility of information.
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