Sumitomo Corporation is a Fortune 500 Japanese trading and business investment company with a global presence. It operates in diverse sectors, including transportation and construction systems (which includes aerospace), infrastructure, and mineral resources. Sumitomo's space-related activities include investment in space technology firms like SpinLaunch to advance low-cost space launch solutions and representation of SpinLaunch's technology in Japan. Through Sumisho Aero-Systems Corporation, Sumitomo also provides equipment, technology, and services to the defense and aerospace industries, including Japan's Self-Defense Forces.
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Silicon Sensing is a joint venture between Collins Aerospace and Sumitomo Precision Products.
Sumitomo Mitsui Trust Bank joined Starlab’s cap table in December 2025.
Silicon Sensing Systems Ltd is a joint venture between Collins Aerospace and Sumitomo Precision Products.
The participating financial institutions in the loan include Aozora Bank, Shoko Chukin Bank, Sumitomo Mitsui Trust Bank, Fukuoka Bank, JA Mitsui Lease, Saga Bank, Iyo Bank, Nishinippon City Bank, Higo Bank, Toyo Bank, and Chikugo Bank.
Sumitomo Mitsui Trust Bank will support Starlab Space LLC’s efforts to develop and commercialize space station technologies through its investment.
Sumitomo Mitsui Trust Bank is promoting efforts to provide financial backing for innovative ventures as part of initiatives addressing social and industrial challenges including impact investments.
Sumitomo Mitsui Trust Bank, Limited invested an undisclosed amount in Starlab Space LLC.
Synspective entered into a partnership with SoSiLA Chuo Rinkan, a logistics facility managed by Sumitomo Corporation, to serve as the manufacturing and mass production base for future SAR satellites.
Mitsui Sumitomo Insurance Co., Ltd. was established in 1918 and merged with Sumitomo Marine & Fire Insurance Co., Ltd. in 2001 to form Mitsui Sumitomo Insurance Co., Ltd.
Sumitomo Corporation is a member of the FQS consortium and values FQS for allowing management of local instances that deliver the control defense customers require.
Commercial partners designing and testing the Federated Quantum System include BT, Northrop Grumman, Sumitomo, Leonardo, and Austrian startup QTL.
Heritage Group, Virgin Orbit, and Sumitomo Corporation have agreed to invest in the PIPE offering.
The Space Frontier Fund managed by Sparx Innovation for Future Co. provided funding to Axelspace’s Series C round alongside venture capital firms and investment funds managed by Global Brain Corp., Japan Post Investment Corp., Kyocera Corp., Mitsubishi UFJ Capital Co. Ltd., Mitsui Fudosan Co. Ltd., and Sumitomo Mitsui Trust Investment Co. Ltd.
Sumitomo Corporation launched a membership-based open innovation lab called Mirai Lab Palette on 2019-04-01 to promote collaboration and networking among partners across various fields and sectors.
Sumitomo Corporation is a Fortune 500 global trading and business investment company with 132 locations (Japan: 22, Overseas: 110) in 66 countries and regions.
Sumitomo Corporation became a Corporate Partner of HAKUTO-R on 2019-08-22.
Hawkeye 360 has raised more than $28,000,000 from investors including Raytheon, Allied Minds, Space Angels, Razor’s Edge Ventures, Shield Capital Partners, and Sumitomo Corporation of Japan.
Mitsui Marine & Fire Insurance Co., Ltd. merged with Sumitomo Marine & Fire Insurance Co., Ltd. in 2001 to form Mitsui Sumitomo Insurance Co., Ltd.