Graphene Square Inc.
PrivateLast Round
Private Equity
Apr 24, 2025
Total Funding Raised
$22.59M
Company Overview
Graphene Square Inc. is a materials science company that manufactures graphene films, develops chemical vapor deposition (CVD) equipment, and produces commercial graphene-based applications.
Sector
Frontier & Industrial Tech
Verticals
Advanced Materials, Semiconductors, Consumer Electronics
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Government Contracts
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Graphene Square Inc. Comparables
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Graphene Square Inc. Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Private Equity | Apr 24, 2025 | ||||
| Grant | Dec 1, 2024 | ||||
| Series B | Jul 1, 2023 | ||||
| VC Round | Mar 1, 2020 | ||||
| VC Round | Jun 1, 2018 | ||||
Seed | Oct 1, 2017 |
Key People
Founding team and executive leadership
Graphene Square Inc. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Gyeongsangbuk-do Provincial Government | Grant |
| DS Asset Management | Series B |
| BSK Investment | VC Round |
| Wonik Investment Partners | Seed |
| Pohang City Government | Grant |
| Ministry of Trade, Industry and Energy | Grant |
| Samsung Venture Investment | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jan 1, 2026
Monthly visitors grew 67% MoM, reaching 3.9K.
- Apr 24, 2025
$12M round led by Theragen Etex Co.Ltd
Graphene Square Inc. Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Graphene Square Inc.'s valuation, stock price, and market status.