Brian Koo is an Investor at Lb Investment, whose known portfolio counts 10 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Investor at Lb Investment, whose known portfolio counts 10 companies
- Sionic AI
- ASWEMAKE
- Modhaus
- Illimis Therapeutics
- RXC
- Whizzo
- Ettifos
- Jupiter Endovascular
- Partridge Systems
- Beyond Honeycomb
Investor Profile
Founders in the listed sectors AI, Consumer, Hardware and Healthcare, and focus areas Biotech, Machine Learning, Marketplaces and MedTech fall inside that listing.
Lb Investment appears in Growth, Series A and Series B rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether Brian Koo is worth approaching.
Colleagues at Lb Investment
Kiho Park
CEO
South Korea
Charlie. Dong cheol Kang
Investor
Seoul, South Korea
Alex Choong Il Lee
Investor
Seoul, South Korea
KiHeon Kim
Venture Capitalist
Seoul, South Korea
Minseong Kim
Investor
South Korea
Matthew Sungwook Jung
Senior Investment Manager
New Haven, United States
Frequently asked questions
Who is Brian Koo?
Brian Koo is a venture capital investor based in South Korea, listed as Investor at Lb Investment. The known portfolio of that firm counts 10 companies. That portfolio belongs to the firm, not to Brian Koo personally.
What does Brian Koo invest in?
Listed sectors include AI, Consumer, Hardware and Healthcare; listed focus areas include Biotech, Machine Learning, Marketplaces and MedTech. 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 Brian Koo invest at?
Lb Investment appears in Growth, Series A and Series B rounds across its known deals, and Brian Koo is listed there as Investor. 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 Brian Koo listed at?
Brian Koo is listed as Investor at Lb Investment. 6 other people in the database share a firm with Brian Koo.
How do I contact Brian Koo?
An email address, a phone number and a LinkedIn page are on file for Brian Koo. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal