I
IRONGREY is a Seoul-based single family office anchored by the Korean industrial conglomerate SeAH Group (formerly known as SeAH R&I). It invests in technology-based companies and venture capital funds globally, with a portfolio spanning over a hundred assets across sectors and geographies.
Average disclosed round size is $90.4M (across 14 rounds with reported amounts).
Portfolio
12
Fund Size
—
Top Stage
Series B
Last 12 Mo
0
Team
VP
Vincent Park
Partner & COO
JY
Ju Young Lee
Venture Capital Associate
HH
Henry Haesung Ahn
Venture Capitalist
HJ
Hyeyun Joung
Venture Capitalist
TK
TAEHYUN KIM
Investor
KD
KiHyun Do
Managing Dir
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
14 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Ascend Elements | Series D | $162M | Feb 2024 |
| Ascend Elements | Series D | $542M | Sep 2023 |
 EdgeQ | Series B | $75M | Apr 2023 |
| EEdgeq Inc | Series B | $75M | Apr 2023 |
 EdgeQ | Series B | $75M | Apr 2023 |
 Estoca | Unknown | $32M | Jan 2023 |
 Canvas Medical | Series B | $24M | Jul 2022 |
 Homebound | Series C | $75M | Feb 2022 |
 Grow Commerce | Seed | $7M | Feb 2022 |
| MModern Electron | Series B | $30M | Feb 2022 |
| Homebound | Series C | $75M | Jan 2022 |
 Drip | Series C | $40M | Oct 2021 |
 Drip Capital | Series C | $50M | Oct 2021 |
 RentCheck | Seed | $3.6M | Jan 2021 |
Top Co-Investors
Fifth Wall3 shared
Yaletown Partners3 shared
Phaistos Investment Fund3 shared
EDBI3 shared
ClearSky3 shared
Strategic Development Fund3 shared
Y Combinator3 shared
Forerunner Ventures2 shared
GV2 shared
Khosla Ventures2 shared
Thrive Capital2 shared
Just Climate2 shared
Clearvision Ventures2 shared
Act One Ventures2 shared
TI Platform2 shared
Accel2 shared
Wing Venture Capital2 shared
Sequoia Capital2 shared
Haystack1 shared
Upfront Ventures1 shared
Last updated: 7 October 2026