Idemitsu Kosan

Idemitsu Kosan is a Japanese petroleum company established in 1911, headquartered in Tokyo. It operates oil platforms and refineries, manufacturing and selling petroleum products, petrochemicals, agricultural chemicals, and functional electronic materials. The company also develops machinery for chemical-industrial and environmental-protection uses.

Susumu Nibuya

Executive Vice President and Executive Officer

6 past transactions

HIF Global

Corporate Round in 2024
HIF Global produces carbon-neutral fuels using renewable energy. It generates green hydrogen through electrolysis and captures CO2 to create a clean equivalent of liquefied petroleum gas (LPG) with green methanol, aiming to accelerate decarbonization.

Farmnote Holdings

Venture Round in 2024
Farmnote Holdings, established in December 2016 and headquartered in Japan, serves as a strategic and financial management entity for its subsidiaries, Farmnote and Skyark. It oversees the operations of Farmnote, which specializes in agricultural IoT solutions, and Skyark, focusing on web integration services.

Skye Renewables

Venture Round in 2024
Skye Renewables designs, finances, and operates captive solar projects for commercial and industrial clients across Southeast Asia. This enables clients to access lower-cost, cleaner electricity without incurring upfront capital costs.

Delta Lithium

Post in 2023
Delta Lithium is an exploration and development company focused on bringing high-quality, lithium-bearing pegmatite deposits located in Western Australia into production.

Bacchus Bio Innovation

Venture Round in 2023
Bacchus Bio Innovation operates a biotechnology platform focused on addressing environmental issues via sustainable solutions. It offers contract production and development services for in-house products and microorganisms, utilizing synthetic biology and advanced technologies.

Tsubame BHB

Series B in 2022
Tsubame BHB Co., Ltd. is a Tokyo-based company that specializes in the research, development, and manufacturing of on-site ammonia production systems and catalysts. Founded in 2017, Tsubame focuses on commercializing ammonia synthesis through innovative electride catalyst technology, which allows for flexible production conditions. The company's systems are designed for small-scale plants, addressing critical environmental and food-related challenges while promoting a sustainable society. By enabling on-site ammonia production, Tsubame aims to reduce transportation and storage costs for its clients, contributing to more efficient resource management.
Spot something off? Help us improve by flagging any incorrect or outdated information. Just email us at support@teaserclub.com. Your feedback is most welcome.