Healthcare

Joon Health

Website

Joon is an integrated pediatric digital health platform for kids, starting with behavior disorders like ADHD, autism, anxiety, and depression. In Joon, kids access a game-based digital therapeutic where they level up when they do real-life behaviors that are managed by parents and clinicians. Over the next 10 years, we plan on being the first-l

Founded 2021Origin source ↗Checked 2026-09-15

Overview

Joon is an integrated pediatric digital health platform for kids, starting with behavior disorders like ADHD, autism, anxiety, and depression. In Joon, kids access a game-based digital therapeutic where they level up when they do real-life behaviors that are managed by parents and clinicians.

Over the next 10 years, we plan on being the first-line vertically integrated digital treatment for pediatric behavior disorders, leveraging the first of its kind technology to drive behavior change.

Company description As recorded 2026-11-08

Founders & team

Previously Joon

Company history As recorded 2026-11-08

Isaac Eaves

Founder

Isaac Eaves is the co-founder and CEO of Joon which he started with Brad Brenner and Kevin Bunarjo in 2021. Isaac focuses on managing the product and strategy of Joon. Having ADHD and having spent 10,000+ hours playing games as a kid, he's passionate about creating a game that kids love, but that also helps them achieve their potential in real-life. Isaac earned degrees in Computer Science and Business Administration from UC Berkeley.

Founder profile As recorded 2026-09-15

Brad Brenner

Founder

Brad Brenner is the co-founder and Chief Operating Officer of Joon, which he started with Isaac Eaves and Kevin Bunarjo in 2021. Brad kicked off his entrepreneurial journey at the age of 7 and has started 4 businesses prior to Joon. At Joon, he takes point on all things operational from product development, user research, growth & marketing to financial planning and forecasting. Originally from Romania, Brad graduated from UC Berkeley with a degree in Business Administration.

Founder profile As recorded 2026-09-15

Kevin Bunarjo

Founder

Kevin Bunarjo is an engineer at Joon. As a kid, Kevin spent countless hours playing video games (Minecraft, Runescape, Pokemon, Tetris being the top games) and hopes he can use Joon to leverage the fun of games to motivate kids to be productive in real life. Kevin graduated from UC Berkeley with degrees in Computer Science and Business Administration. Although he lives in the Bay Area now, he is originally from Jakarta, Indonesia.

Founder profile As recorded 2026-09-15
10team members reported
Source-reported As recorded 2026-09-15

Founded 2021 · Source

News & product activity

Sources & observations

Y Combinator

Profile depthenriched profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedSan Francisco, CA, USA; Oakland, CA, USA
Pricing evidenceA pricing page was detected
Maturity: Launched · 4 of 6 areas documented

Source-based assessment · automated evidence rules

The company website offers product access through a trial, free start, app download, purchase, or onboarding with existing-account login. Customer adoption is not established by this evidence.

Company website: home Checked 2026-09-16

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Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced peoplesourced founding yearpricing page observed