S Graphene
5 known investors
S-Graphene is a materials company that develops graphene application technology, including mass-production methods for forming nano-holes in graphene and growing graphene on metal. It supplies customized nano-materials for next-generation products in industries such as secondary batteries (as anode and separator materials), semiconductors, filters, and bio applications.
Also known as S-Graphene
Founders & leadership
Investors Β· 5
Company profile
researched Aug 2026S-Graphene is a materials company specializing in applied graphene materials. Its public product positioning covers three solution areas: a graphene-silicon anode material for lithium-ion secondary batteries, described as a high-capacity pure-silicon anode that addresses the volumetric expansion problem of pure silicon; a graphene-reinforced battery separator described as an ultra-thin, nano-thickness membrane intended to provide stability beyond that of ceramic separators; and next-generation two-dimensional semiconductor materials aimed at nanoscale devices and neuromorphic computing.
For the semiconductor segment, the company states it supplies manufacturing methods and wafer-scale single-crystal two-dimensional materials positioned as successors to silicon. The website is organized around company information (profile, leadership, history), the business lines above, a "Next Area" segment, sales, a media center with related and industry news, and recruitment and location pages, and is published in Korean and English.
Business model
The company positions itself as a supplier of graphene-based nano-materials and semiconductor materials to industrial manufacturers, with a dedicated sales section on its website and a business structure organized around battery materials and two-dimensional semiconductor materials.
Latest developments
The company's industry news section carries items dated through February 2025, including coverage of a Samsung SDI and Hyundai Motor Group collaboration on batteries for robots.
βΈFull profile β market position, technology, go-to-market, geography
Market position
S-Graphene describes itself as a specialist company in applied graphene materials with research and development capability in the materials field, and states an ambition to grow into a globally representative materials company.
Technology
The company's stated technology base is applied graphene materials: graphene-silicon composites for battery anodes designed to mitigate the expansion of pure silicon, graphene-reinforced ultra-thin separator membranes, and wafer-scale single-crystal two-dimensional semiconductor materials together with the associated manufacturing methods.
Go-to-market
Direct sales to industrial customers, supported by a website sales section and company-published media and industry news.
Manufacturers in the secondary battery/lithium-ion battery value chain (anode and separator materials) and semiconductor makers requiring wafer-scale two-dimensional materials for nanoscale devices and neuromorphic computing.
Geography
Operates from South Korea, with a Korean- and English-language website and a stated location and recruitment presence.
Compiled by commissioned research from 8 cited public sources β announcements, filings, and press listed under research sources below.
βΈResearch sources Β· 8
primary sources listed
- S Graphenes-graphene.com Β· web
8 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does S Graphene do?
- S-Graphene is a Korean materials company supplying graphene-based anode, separator and 2D semiconductor materials.
- Who are S Graphene's investors?
- S Graphene's investors include Atinum Investment Co. Ltd., Bluepoint Partners, Envisioning Partners, KB Securities, Yuanta Investment.