Austin Yoshino

Austin Yoshino
Honolulu → San Francisco

startups since 19, studied mechanical engineering, AI-native builder, prev head of growth → CEO of YC-backed healthcare startup (acq'd)

Apr 2024 – May 2026

stem cell bank that raised $4.5M from YC/776, $1.5M+ ARR

Anja Health — Cord Blood Banking Reimagined, YC Winter 2022, Acquired
May 2025 – May 2026
  • achieved consistent MoM profitability
  • led M&A diligence + integration
Growth / Head of Growth
Apr 2024 – May 2025
  • 10x'd mktg ROI, generated $2.4M in LTV from ~$200K spend
  • generated ~18M views across TikTok & Instagram
Feb 2024 – May 2025

social impact venture studio

  • connected nonprofits ↔ donors; 1.7K+ nonprofits, 4.5K donors, & $20K+ donated
Joyn Chat /
Phenom
Aug 2021 – Nov 2023

mentored by Dustin Shindo (4 IPOs, $2B+ raised)

Joyn Chat

networking super app used by Asia ↔ American executives to close SPAC deal

Phenom

marketplace connecting professional athletes & kids for coaching lessons, accepted into Blue Startups (Tetris) Cohort 13

Oct 2020 – Jul 2021

operations for vertically-integrated & heavily-regulated agriculture company with $10M+ annual revenue

  • implemented new tech stack (ERP, POS, & CRM)
  • produced record-breaking sales KPIs via new products + growth/lifecycle marketing
  • recruited & trained replacement upon leaving
Mechanical Engineering
University of Hawaiʻi at Mānoa 2015 – 2020
  • won $50K+ from business competitions for medical device, 3D printed prototype + filed provisional patent
  • led fundraising + growth for college fraternity (Kappa Sigma)
Fun Facts
  • growth hacked 1-1 intro facilitator AI to 30K users
  • 2 marathons: SF (sub-5) & Hnl (5:36)
  • assisted with diligence for SPAC (2024)
  • 3D printed prototype of water propulsion device for See Rescue