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Graphene Square

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Graphene Square offers graphene material and graphene films for use as a transparent conductor and in other electronics applications

Fort Lee, United StatesFounded 2012Semiconductors
Valuation $100–250M Last recorded · 2025
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Graphene Square and the history behind them.

About Graphene Square

GrapheneSQ is positioned as a company that likely leverages the extraordinary properties of graphene to develop innovative materials and solutions. Graphene, known for its exceptional strength, conductivity, and flexibility, offers vast potential in various sectors, including electronics, energy storage, and advanced manufacturing. By focusing on graphene technology, GrapheneSQ could be working on enhancing the performance of existing products or creating entirely new ones. For instance, they might be involved in producing high-quality graphene sheets for use in batteries, supercapacitors, or even in the development of more efficient electronics. Their work could also extend to creating composite materials that combine graphene with other substances to achieve specific properties, such as enhanced thermal conductivity or mechanical strength. Given the broad applicability of graphene, GrapheneSQ's products could have a significant impact on industries seeking to improve efficiency, reduce environmental impact, or enhance product performance. The company's commitment to graphene technology places it at the forefront of materials science innovation, potentially contributing to sustainable development goals by enabling more efficient energy storage and use. However, without direct access to their website or specific details about their operations, this description remains speculative based on the typical applications and potential of graphene technology.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2012
Headquarters
Fort Lee, United States
Employees
9
Open positions
None listed
Dealroom signal
44.7/100
Industry
Semiconductors
Sector
Semiconductors, Hard Tech, DT and LS, science-based
Technology
Deep Tech, Nanotech
Business model
Manufacturing
Client focus
b2b

Funding history

3 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
LATE VC✓Equity / VC Apr 2025 $29M $117M Undisclosed ↗
EARLY VC✓Equity / VC Nov 2023 $16M $64M Shinhan Capital · IBK Capital · Ecopro · Samsung Ventures ↗
Showing the latest 2 of 3 recorded eventsBook a demo for the full funding history →

Growth signals

Graphene Square website traffic

Latest recorded traffic for Graphene Square is 4.7K monthly website visits, up 161.1% over the last three months. Graphene Square's team grew 28.6% over the past year.

Latest monthly visits4.7K 3-month web change+161.1% 1-year team growth+28.6%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Similar companies

Closest operating peers by Dealroom taxonomy

Company identity and context are open; selected comparison metrics preview what is available on the platform.

Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

8 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A6 investors entered at this stage

  • Shinhan Capital
  • IBK Capital
  • Ecopro
  • Samsung Ventures
  • DS Asset Management
  • IBK Venture Investment

Other known investors2 additional known investors

  • Seoul National University
  • WONIK Investment Partners
Team profiled 3 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇰🇷 South Korea75%
🇺🇸 United States25%
2 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Graphene Square on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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