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Energy & Environment Investment is a Tokyo, Japan-based venture capital firm that invests in and supports startups operating within the cleantech, environment, and energy sectors. The organization allocates capital toward emerging technologies and business models designed to address global environmental challenges. To generate returns through portfolio value enhancement and corporate exits, the firm integrates sustainable development goals directly into its core investment criteria. Operating with a professional staff of approximately 18 employees, the firm currently manages five closed investment vehicles and one active fund in the market. Recent financial activity includes the December 2023 close of EEI Fund 5 and the June 2024 launch of the EEI Booster Fund I, managed alongside key personnel such as Akifumi Ikeda, Jun Matsunaga, and Kengo Nakamura. Energy & Environment Investment was founded in 2006 by Shuichiro Kawamura.
Key people at Energy & Environment Investment.
Energy & Environment Investment was established as the only venture capital firm in Japan specifically focusing on the environment and energy sectors. This specialization includes investments in the clean technology sector.
Professionals at Energy & Environment Investment are involved in building and transforming the energy ecosystem. Their expertise encompasses areas such as sustainable finance and the circular economy.
Energy & Environment Investment was established as the only venture capital firm in Japan specifically focusing on the environment and energy sectors. This specialization includes investments in the clean technology sector.
Professionals at Energy & Environment Investment are involved in building and transforming the energy ecosystem. Their expertise encompasses areas such as sustainable finance and the circular economy.
Key people at Energy & Environment Investment.
Energy & Environment Investment has 2 tracked investments across 2 companies. The latest tracked deal is $5.9M Series A in Power Wave in January 2026.
| Date | Company | Round | Lead Investor(s) | Co-Investor(s) |
|---|---|---|---|---|
| Jan 30, 2026 | Power Wave | $5.9M Series A | — | Archetype Ventures, Mitsubishi UFJ Capital, NOBUNAGA Capital Village, Shinkin Capital, SMBC Venture Capital, Utec The University OF Tokyo Edge Capital Partners |
| Jan 30, 2026 | Hacobell | Venture Round | — | Kiyo Capital Management, Regrowth Capital Management, Seino Holdings, Shigin Capital Partners |
Energy & Environment Investment, Inc. (EEI) was founded in 2006 with a distinct focus on the environment and energy sectors. Headquartered in Tokyo, Japan, the firm has positioned itself as the only venture capital firm in the country exclusively dedicated to these industries. This specialization allows EEI to concentrate its efforts on fostering innovation and growth within critical areas of sustainability.
The firm's investment strategy is centered on the clean technology sector, identifying and supporting companies that are developing solutions for environmental challenges and energy efficiency. By targeting this niche, EEI aims to contribute to the advancement of sustainable practices and technologies.
EEI's operations are based at 5-11-1 Higashigotanda, Shinagawa-ku, Tokyo, 141-0022. The firm maintains an active online presence through its official website and professional networking platforms, providing information on its activities and portfolio.
Professionals associated with Energy & Environment Investment are engaged in various aspects of the energy ecosystem. Their work involves building and transforming the energy landscape, with expertise spanning areas such as sustainable finance and the circular economy. This collective experience underpins the firm's strategic approach to its investments.
