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Kijun Seo: Profile, Experience & Investments | Startup Intros

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KIJUN SEO

Co-Founder and CEO at Planetarium

ActiveFounder Investor

Updated: Apr 2, 2026 ·

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Quick Facts

Role: Co-Founder and CEO
Company: Planetarium
Status: Active
Type: Founder, Investor

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Jul 1, 2022FundingPlanetarium - Series A

Experience

Co-Founder and CEOFounderCurrent

Present - Present

Frequently Asked Questions

Who is Kijun Seo?

Kijun Seo is Co-Founder and CEO at Planetarium.

What companies has Kijun Seo founded?

Kijun Seo co-founded Planetarium.