3x founder

Jamison Mercurio

Co-Founder @ Gbrain.io (YC P26)

Co-founder

Mango Health· Winter 2024 🇺🇸 San Francisco, California, United States

in LinkedIn

2026Co-founder· Gbrain

Founder · since 2014

Company

Gbrain

Role

Co-Founder

current

Stage

—

no public source

Raised

—

no public source

Based

San Francisco Bay Area

current

Founder / co-founder — the company's markEmployee / research role

Source: LinkedIn work history

Profile coverage5 of 7 · missing posts, contact

Mango Health

AI Therapy for OCD

Winter 2024

Experience

Career

Gbrain
Co-founder
Co-Founder · San Francisco Bay Area · 2026 – Present
2026
Mango Health
Co-founder
Co-Founder and CEO (YC W24) · New York, New York, United States · 2022 – 2025
2022
Facebook
Software Engineer · New York, New York, United States · 2020 – 2022
2020
Cross Country Crusade 5K
Founder
Race Founder and Organizer · 2014 – 2021
2014
Capital One
Software Engineer Intern · Washington DC-Baltimore Area · 2019
2019
Princeton University
Building Supervisor Manager (Frist Campus Center) · Princeton, NJ · 2018 – 2019
2018
Princeton University
Building Supervisor · Princeton, NJ · 2018
2018
Princeton University
Student Union Welcome Desk Customer Service · Princeton, NJ · 2016 – 2018
2016
Membit Inc.
Software Development Intern · Manhattan, NYC · 2018
2018
FourthIdea
Product Management Intern · Downtown Buffalo, NY · 2017
2017
Loptr LLC
Network Security/Product Design Intern · Buffalo/Niagara, New York Area · 2016
2016

Bio

Co-founder at Overton (P26). Previously co-founder and CEO of Mango Health (YC W24, AI mental health). Former Meta iOS and web engineer (Messenger Video Chat + Facebook News). Princeton CS Class of 2020.