Sejin Koo is an investment magnager at KT at Kt Investment, whose known portfolio counts 8 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
investment magnager at KT at Kt Investment, whose known portfolio counts 8 companies
- Upstage
- Rebellions
- Sonde Health
- NeuroSigma
- Banksalad
- Digital Pharm
- One Store
- Table Manager
Investor Profile
The listing covers sectors AI, Consumer, FinTech and Healthcare, and focus areas AI Applications, Credit, Digital Health and Machine Learning. Startups operating in these areas may find Sejin Koo relevant.
Stage-wise, the deals at Kt Investment cluster around Growth, Seed and Series A rounds.
The firm portfolio and the focus above give founders context on whether Sejin Koo matches their raise.
Colleagues at Kt Investment
Hyekyung Jung
Investment Manager
Seoul, South Korea
Sungho Leem
Strategic Investment
South Korea
Yoobin Lim
Strategic Investment
South Korea
JaeKwang Jung
Global Investment
South Korea
Wangsoon Choi
Senior Manager, Strategic Investment, KT
Seoul, South Korea
Junghong Min
Capacity Manager
Goyang, South Korea
Wanjoon Derek Lim
Investment Director
Mountain View, United States
James Hwang
Strategic Investor
South Korea
Frequently asked questions
Who is Sejin Koo?
Sejin Koo is a corporate venture investor based in South Korea, listed as investment magnager at KT at Kt Investment. The known portfolio of that firm counts 8 companies. That portfolio belongs to the firm, not to Sejin Koo personally.
What does Sejin Koo invest in?
Listed sectors include AI, Consumer, FinTech and Healthcare; listed focus areas include AI Applications, Credit, Digital Health and Machine Learning. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Sejin Koo invest at?
Kt Investment appears in Growth, Seed and Series A rounds across its known deals, and Sejin Koo is listed there as investment magnager at KT. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Sejin Koo listed at?
Sejin Koo is listed as investment magnager at KT at Kt Investment. 8 other people in the database share a firm with Sejin Koo.
How do I contact Sejin Koo?
A LinkedIn page is on file for Sejin Koo. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal