Idemitsu Kosan
Idemitsu Kosan is a major Japanese energy and materials conglomerate whose corporate venture arm invests $1M-$5M in Series A and later-stage startups building low-carbon energy and advanced materials technologies for a carbon-neutral, circular economy.
Idemitsu Kosan was founded in 1911, is headquartered in Tokyo, Japan, has 2 recorded investments, and includes 2 companies in its recorded portfolio.
- Headquarters
- Tokyo, Japan
- Founded
- 1911
- Website
- idemitsu.com
- AUM
- $70.0M
- Portfolio Companies
- 2
- Total Investments
- 2
- Last Investment
- Mar 2025
- Geographic Focus
- Europe, Japan, United States, Global
Indexed holds 2 portfolio companies and 2 funding rounds for this investor. The full record is or through the API.
Investment Thesis
Idemitsu Kosan is a Corporate VC firm based in Tokyo, Japan. It was founded in 1911. It has made 2 investments, including HIF Global and Trende. Focus areas include Advanced Materials and Climate Tech.
Portfolio2
Co-investors4
Sign up to view co-investors
4 co-investors across 4 shared portfolio companies — who they back alongside, and how often they lead.
Venture Capital ×3 · Corporate VC ×1 · 3 shared rounds
Investment History
Sign up to view investment history
Create a free account with 25 free credits every month, no card needed, to unlock deal history, amounts, and round details.
Your firm? Embed this profile
Add the live badge to your site — it stays current as your portfolio data updates.
<a href="https://indexed.vc/investors/idemitsu-kosan"><img src="https://indexed.vc/api/badge/investor/idemitsu-kosan" alt="Idemitsu Kosan on Indexed.vc" width="260" height="76" /></a>