Global Brain

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.

Kaori Akiba

Director

Hidetaka Aoki

Investment Group Partner and Fellow Chief of Space Lab

Tatsunori Arai

Director

Megumi Asatsuma

Director

Anjani Bansal

Partner / India Office Representative

Brooke Beers

Partner

Takuji Chida

Director

Thomas Duong

Director

Brian Flucht

Partner / US Division Head

Hajime Furuya

Venture Partner

Harue Hayashi

Partner / Vice Chief Fund Management Officer

Kenji Hayashi

Director

Shohei Hayashi

Partner

Jie He

Director China office Representative

Joopyo Hong

Venture Partner

Naoki Horie

Investor

Takuya Hosomura

Partner

Shohei Ichimiya

Partner

Sho Ikeda

Partner, Indonesia Office Representative

Kotona Inaida

Director

Tomoaki Ishikure

Partner

Yoshinari Ito

Venture Partner

Hiroyuki Izumi

Partner

Jang Hyeokjin

Principal

Ken Kajii

General Partner

Naoki Kamimaeda

Partner and Europe Division Head

Daisuke Kashiro

General Partner

Kirin Kato

Principal

Masaya Kawakami

Principal, Investment Group

Hiroyuki Kawamoto

Principal

Ko Kawaragi

Director

Maiko Kayata

Director

ByeongJin Kim

Principal

Kim, Jungyong

Venture Partner

Riichiro Kimura Ph.D

Director

Kenta Kitsuka Ph.D

General Partner, Investment Group

Issei Kokubu

Director

Yoshiomi Kubota

Principal

Jiro Kumakura

General Partner and Board Member

Jinya Kurita

Director

KyungHun Lee

Partner

YingQi Liang(Joy)

Principal

Chukaku Lin

Director

Atsushi Matsuda

Venture Partner

Tatsuya Matsumoto

Partner, Singapore Office Representative

Yuki Matsuo

Director

Tomoko Minagawa

Director

Shigeru Mitarai

Director

Miyazawa Yusuke

Venture Partner

Shuhei Mori

Director

Satoko Murata

Director

Kohtaro Nagawa

Director

Tasuke Nakagawa

Partner / M&A

Mitsutaka Nakao

Director

Shien Nakayama

Director

Yuya Namiki

Director

Ying Jian Ng

Director

Daisuke Nishida

General Partner

Yukari Nishiyama

Director, Investment Group

Akiko Noguchi

Director

Rina Obi

Investment Group Director, Berlin Office

Sho Ohtani

Principal

Tetsui Okada

Director

Mayu Okamoto

Director

Akane Okuyama

Director

Shingo Otaki

Partner

Karthik Rampalli

Principal

Naoki Sadakuni

Venture Partner

Enen Sai

Principal

Youichi Sakagawa

Director

Kazuki Sakuragawa

Partner / Editor in Chief

Masumi Sato

Principal

Naoki Sato

Director

Tomoki Sekiguchi

Director

Rie Shibata

Director

Takeru Shigemura

Director

Masamune Shin

General Partner

Ayu Shinoyama

CFO and Board Member

Chisa Shinsakaue

Director

Divyansh Singh

Principal

Hiroto Sorita

Director

Sachiko Sugiura

Director

Mana Takabayashi

Director

Hiroki Takai

Director

Toko Takao

Director

Hideyuki Tanaka

Director

Keisuke Tatsuoka

General Partner and Board Member

Marika Tazaki

Partner

Hirotaka Togashi

Director

Haruka Tsujii

Director

Atsushi Ueda

Director

Takuya Ukai

Principal

Tetsuya Urimoto

Director

Noriko Usui

Partner / Chief Fund Management Officer

Keita Washizu

Principal

Keita Wazhizu

Principal

Masao Yamada

Senior Partner

Kazunor Yamaguchi

Partner

Kazunori Yamaguchi

Partner, Investment Group

Ryozo Yamamoto

Partner

Michiko Yamazaki

Principal

Isao Yasuda

Senior Partner and Board Member

Takuro Yoda

Principal

Sayaka Yoshino

Director

Miku Yoshio

Partner

Yasuhiko Yurimoto

Founder, Owner, CEO and General Partner

Lusheng Zou

Director

Past deals in Construction

Vizcab

Series A in 2024
Vizcab is a company based in Lyon, France, specializing in the development of software solutions aimed at addressing low-carbon challenges in the construction industry. It offers a data-driven platform that facilitates the design of low-carbon buildings by enabling users to import 3D models from digital mock-ups and create a comprehensive database of architectural and technical alternatives. The platform employs data visualization techniques to explore design options, fostering creativity and informed decision-making among designers and builders. In addition to its software offerings, Vizcab provides consultancy services and conducts research projects with leading industrialists and designers, focusing on environmental assessment, energy efficiency, and the integration of big data into building practices.

CleanFiber

Venture Round in 2024
CleanFiber, LLC is a manufacturer of cellulose insulation materials designed for use in attics, walls, and floors of both residential and commercial buildings. Founded in 2013 and headquartered in Blasdell, New York, with an additional office in Buffalo, the company specializes in producing high-performance, carbon-negative insulation from recycled corrugated cardboard. This innovative approach not only promotes sustainability but also enables construction companies to build fire-resistant structures while maintaining cost competitiveness. CleanFiber has transitioned from its former name, UltraCell Insulation, LLC, in September 2018, and is currently focused on rapidly scaling up production to meet growing demand in the insulation market.

Nat

Corporate Round in 2023
Nat specializes in developing three-dimensional scanning technology integrated with AI surveying for the housing market. Its platform enables accurate measurements in millimeters, transforming traditional surveying methods in construction and housing industries.

Branch Technology

Series B in 2023
Founded in 2014, Branch Technology specializes in developing and implementing Cellular Fabrication technology for construction. Using proprietary algorithms and 3D printing, the company creates complex geometries without support materials or controlled environments, enabling cost-effective designs, improved material strength, reduced energy use, and job site efficiencies.

StructShare

Seed Round in 2023
StructShare is a technology company that provides a cloud-based procurement platform for construction materials, automating the purchasing and material handling workflows for contractors and suppliers. The platform enables quick field orders, purchase order management, price comparison, and seamless accounting and ERP integration, along with automated invoice reconciliation and warehouse inventory control. It supports data collection and dashboards to monitor performance, automate follow-ups, resolve disputes, and provide supplier performance insights. Built to connect contractors with existing and new suppliers, the system uses data-driven tools and artificial intelligence to streamline procurement, reduce time and costs, and improve visibility across the supply chain. StructShare was founded in 2017 to rebuild the construction material ecosystem from the foundation up.

BALLAS

Series A in 2023
BALLAS operates a fabless material procurement platform for construction, providing custom-made construction materials and related services for construction sites. The company offers online procurement and end-to-end support from design standardization to component manufacturing and delivery based on uploaded drawings, enabling businesses to streamline sourcing, reduce manual work, and improve procurement efficiency across construction projects.

Toggle

Series A in 2023
Toggle is a United States-based company that specializes in robotics as a service (RaaS) for the construction industry. It focuses on automating the assembly of rebar cages for reinforced concrete applications, enhancing efficiency and precision in construction processes. Toggle's offerings include two-arm robotic platforms and proprietary jig designs capable of constructing various shapes directly from computer blueprints. In addition to its core services, the company also provides pre-assembly solutions, contributing to the advancement of robotics and automation in the construction sector.

CleanFiber

Series B in 2023
CleanFiber, LLC is a manufacturer of cellulose insulation materials designed for use in attics, walls, and floors of both residential and commercial buildings. Founded in 2013 and headquartered in Blasdell, New York, with an additional office in Buffalo, the company specializes in producing high-performance, carbon-negative insulation from recycled corrugated cardboard. This innovative approach not only promotes sustainability but also enables construction companies to build fire-resistant structures while maintaining cost competitiveness. CleanFiber has transitioned from its former name, UltraCell Insulation, LLC, in September 2018, and is currently focused on rapidly scaling up production to meet growing demand in the insulation market.

Hosty

Series E in 2020
Hosty Inc. is a company based in Fukuoka, Japan, that owns and operates a chain of unmanned hotels under the brand name Mizuka. Founded in 2015, Hosty focuses on providing affordable accommodation options for travelers through its compact hotel concept. Each hotel offers fully equipped accommodations with amenities such as free Wi-Fi, allowing guests to enjoy a convenient stay without the need for on-site staff. The company's innovative approach to hotel management emphasizes efficiency and cost-effectiveness, catering to the growing demand for budget-friendly lodging solutions.

Hosty

Venture Round in 2019
Hosty Inc. is a company based in Fukuoka, Japan, that owns and operates a chain of unmanned hotels under the brand name Mizuka. Founded in 2015, Hosty focuses on providing affordable accommodation options for travelers through its compact hotel concept. Each hotel offers fully equipped accommodations with amenities such as free Wi-Fi, allowing guests to enjoy a convenient stay without the need for on-site staff. The company's innovative approach to hotel management emphasizes efficiency and cost-effectiveness, catering to the growing demand for budget-friendly lodging solutions.

Hosty

Series A in 2019
Hosty Inc. is a company based in Fukuoka, Japan, that owns and operates a chain of unmanned hotels under the brand name Mizuka. Founded in 2015, Hosty focuses on providing affordable accommodation options for travelers through its compact hotel concept. Each hotel offers fully equipped accommodations with amenities such as free Wi-Fi, allowing guests to enjoy a convenient stay without the need for on-site staff. The company's innovative approach to hotel management emphasizes efficiency and cost-effectiveness, catering to the growing demand for budget-friendly lodging solutions.

Hosty

Venture Round in 2019
Hosty Inc. is a company based in Fukuoka, Japan, that owns and operates a chain of unmanned hotels under the brand name Mizuka. Founded in 2015, Hosty focuses on providing affordable accommodation options for travelers through its compact hotel concept. Each hotel offers fully equipped accommodations with amenities such as free Wi-Fi, allowing guests to enjoy a convenient stay without the need for on-site staff. The company's innovative approach to hotel management emphasizes efficiency and cost-effectiveness, catering to the growing demand for budget-friendly lodging solutions.

Superflex

Series A in 2016
Superflex is a manufacturer of pipe products, including spiral reinforced hoses and conduit. Its offerings target marine craft, aquatic applications, ponds, spas, electrical conduit, agricultural and recreational vehicles, enabling projects in water engineering, petrochemical, chemical, electric power, and agricultural irrigation, as well as urban construction, to meet client specifications. The company pursues ongoing research and development to expand applications and distribution across growing markets.
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