Founded in Tokyo in 1998, Global Brain is a venture capital firm focusing on seed to late-stage investments across various sectors globally. They have invested in over 300 startups, facilitating 25 IPOs and 61 M&As through hands-on support services.
Investment Group Partner and Fellow Chief of Space Lab
Tatsunori Arai
Director
Megumi Asatsuma
Director
Anjani Bansal
Partner / India Office Representative
Past deals in Nanotechnology
Gosan Tech
Venture Round in 2025
Gosan Tech is a manufacturer and supplier specializing in displays, semiconductors, solar cells, and industrial inkjet printing systems. The company develops innovative inkjet printing technology aimed at enhancing pressure control devices and the precision of nano-ink products. This technology is applicable in various organic light-emitting diode (OLED) production processes, including the formation of organic material layers, encapsulation layers, and other critical components. By utilizing a multi-layer thin film stacked structure formation, Gosan Tech enables its clients to achieve improved results in their manufacturing processes.
AirMembrane
Venture Round in 2024
AirMembrane is an industrial company specializing in the production of graphene sheets and other two-dimensional materials. It serves various sectors by offering high-quality, flexible, large-area graphene products on diverse substrates, along with associated devices and equipment.
Switch Therapeutics
Series A in 2023
Switch Therapeutics is a biotechnology company founded in 2020 and based in San Francisco, California. The company focuses on revolutionizing RNA interference (RNAi) therapies by developing biomarker-gated genetic medicines. These innovative therapies utilize nucleic acid nanotechnology and RNAi science to target a variety of diseases, particularly those affecting the central nervous system and other systemic conditions with significant unmet medical needs. Switch Therapeutics aims to provide healthcare providers with RNA molecules and therapies that can be activated selectively in specific cells, enhancing the precision of treatments for central nervous system diseases.
U-Map
Series B in 2022
U-MaP Co., Ltd. is a manufacturer based in Nagoya, Japan, specializing in aluminum nitride (AlN) whiskers designed for thermal management and heat dissipation applications. Established in 2016, the company originates from research initiatives at Nagoya University and focuses on commercializing advanced materials and processing technologies. U-MaP is committed to addressing global challenges in manufacturing by developing conductive materials with high thermal conductivity and insulating properties. This innovative approach aims to enhance product quality and sustainability across various industries, positioning U-MaP as a key player in the development of next-generation industrial materials.
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