Top 5 CleanTech Startup Investors in South Korea in September 2025

Last updated: Sep 2025 A list of 5 angel investors and VC (Venture Capital) funds that invest in Cleantech startups based in South korea. We rank investors based on the number of investments they made in Cleantech companies from South korea. We update this investor list every month.

Top 5 CleanTech Startup Investors in South Korea in September 2025

Investor	CleanTech South Korea investments
Samsung Venture Investment	2
D3 Jubilee	2
GS Venture	1
Y-Alliance Investment	1
Industrial Bank of Korea	1

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Investor list

Samsung Venture Investment is plays the role of driving the discovery and development of new businesses and technologies.

Investment focus

Information Technology, Software, Health Care
Series A, Series B, Seed
South Korea, United States, India

Portfolio highlights

wooptix — Wooptix is a developer of light field and wavefront phase imaging platform designed to acquire all information about the light using...
Medisolar — Medisol is a food technology firm that also provides personalized food care solutions.
C2N Diagnostics — C2N Diagnostics, LLC is a privately held protein diagnostic and therapeutic discovery company targeting progressive neurodegeneration. They formed in late 2007 by scientific co-founders Drs. David Holtzman and Randall Bateman of Washington University School of Medicine in St. Louis, and LifeTech Research, a Maryland-based technology research andcommercialization firm (www.lifetechresearch.com). They reside at the Center for Emerging Technologies in St. Louis.

D3 is headquartered in Seoul and San Francisco, pioneering the domestic and global impact investment areas. D3 redefines the role of capital by investing in entrepreneurial innovation that improves the lives of low-income families, women, and immigrants, and creates an environmentally sustainable world.Invest in ICT start-ups with highsocio-environmental value in low-income countries such as Korea, USA and South America, Africa and India.

Investment focus

Information Technology, Software, Health Care
Seed, Funding Round, Series A
South Korea, United States, Kenya

Portfolio highlights

Geogrid — Geogrid is a building water purification plant startup. Geogrid digitizes solutions for tap water, including purification systems, pipe cleaning, water quality control, carbon emissions calculation, building water control, and environmental change monitoring.
RECO — Integrated waste and resource management platform copmany
Caredoc — CareDoc is an elderly care professional platform that provides information on proven elderly care facilities. Consumers looking for elderly care services were not able to find the information they wanted online or getting inaccurate information through word of mouth.On the other hand, providers of care services were having difficulty incollecting elderly customers. Caredoc solves these problems by providing verified care servise provider information on the mobile.

GS Venture is part of GS Group– an investment and industry holding, operating on the basis of its very own high technologies in telecommunications and innovation. Investments 0.1-10M USD in a startup.Fund Size: 40M USD GS Group is also developing a unique private innovation cluster, located in the special economic zone of Russian Federation(Kaliningrad region). Its aim is built an environment for innovative ideas for innovative ideas that will be able to enter the market. GS Group holding is the investor and initiator of Technopolis GS. It involve industrial cluster, research center, office space and comfortable living area.Priority fields: game developmentinteractive TV services (iTV)original tv contentsmart homeconsumer electronics development and productionmicrochip development for various purposes wearable technology (incl. wristbands, smartglasses, activity trackers, heart rate monitors, etc).

Investment focus

Energy, Mineral, CleanTech
Series A, Series B
South Korea

Portfolio highlights

Levit — Mobile commerce app that allows customers to have an enjoyable and affordable shopping experience
Awexome Ray — Awexome Ray is a company that manufactures next-generation X-ray generator.
Green Mineral — Green Mineral specializes in recycling metals in an environmentally friendly and cost-effective manner using microalgae. Green Mineral has developed technology to recycle lithium in an environmentally friendly manner by extracting lithium using a bio-mineralization technique rather than an existing organic solvent.

Y-Alliance Investment is a venture capital firm that supports young venture companies and start-ups.

Investment focus

Internet, CleanTech, Information Services
Seed
South Korea

Portfolio highlights

CLEANBELL — CLEANBELL provides information about cleaning companies in Korea.

Industrial Bank of Korea (IBK) is committed to honoring its charter of financing small and medium sized enterprises (SMEs). The Bank has extended the scope of its expertise to provide a comprehensive range of financial services to individual customers in a quest to emerge as a leading financial services group. In pursuit of that goal, IBK is makingevery effort to enhance its competitiveness, achieve balanced growth and strengthen its global presence.The Bank employs around 10,000 staff and operates a distribution network of 612 branches including 12 overseas branches. Providing complementary services, the Bank also operates several subsidiaries: IBK Capital Corporation, IBK-SG Asset Management, IBK System Co., Ltd., and IBK Credit Information Corporation. In 2008, IBK Investment & Securities was launched, focused on meeting the needs of SME customers for services such as IPOs and M&As. Moreover, strategic alliance with Korea Investment Holdings enhances product competitiveness and affiliation with the National Post Office promoting easy customer access to IBK banking services.