Grolltex Overview

  • Year Founded
  • 2013

Year Founded

  • Status
  • Private

  • Employees
  • 2

Employees

  • Latest Deal Type
  • Accelerator/​Inc

  • Investors
  • 12

Grolltex General Information

Description

Developer of a graphene rolling technology designed to produce a single atomic layer, large-area graphene via chemical vapor deposition. The company's technology optimizes and reuses copper substrates, graphene-based advanced materials, and equipment, enabling clients to generate mono-layer graphene and products, such as solar cells, sensors, fuel cells, and hyper-thin, flexible displays for use in wearables, smartphones, and other electronics.

Contact Information

Website
www.grolltex.com
Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Corporate Office
  • 10085 Scripps Ranch Court
  • Suite D
  • San Diego, CA 92131
  • United States
+1 (858)
Primary Industry
Other Metals, Minerals and Mining
Other Industries
Industrial Supplies and Parts
Vertical(s)
Nanotechnology, CleanTech, Manufacturing
Corporate Office
  • 10085 Scripps Ranch Court
  • Suite D
  • San Diego, CA 92131
  • United States
+1 (858)

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Grolltex Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
11. Accelerator/Incubator Completed Generating Revenue
10. Later Stage VC (Series E) Cancelled Generating Revenue
9. Later Stage VC (Series A1) 01-Sep-2021 Completed Generating Revenue
8. Later Stage VC (Series D) 29-Sep-2020 Completed Generating Revenue
7. Later Stage VC (Series C) 11-Jun-2019 Completed Generating Revenue
6. Early Stage VC (Series B) 17-Sep-2017 Completed Generating Revenue
5. Accelerator/Incubator 01-Jan-2017 Completed Startup
4. Seed Round 12-Apr-2016 Completed Startup
3. Accelerator/Incubator 03-Dec-2015 $10K Completed Startup
2. Accelerator/Incubator 26-Jun-2014 $10K $10K Completed Startup
To view Grolltex’s complete valuation and funding history, request access »

Grolltex Cap Table

Stock # of Shares
Authorized		 Par Value Dividend Rate ($) Original
Issue Price		 Liquidation Liquidation
Pref. Multiple		 Conversion Price % Owned
Seed
To view Grolltex’s complete cap table history, request access »

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Grolltex Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Developer of a graphene rolling technology designed to produce a single atomic layer, large-area graphene via chemical v
Other Metals, Minerals and Mining
San Diego, CA
2 As of 2025

Knoxville, TN
 

Pohang, South Korea
 
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Grolltex Competitors (10)

One of Grolltex’s 10 competitors is General Graphene, a Venture Capital-Backed company based in Knoxville, TN.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
General Graphene Venture Capital-Backed Knoxville, TN
Graphene Square Venture Capital-Backed Pohang, South Korea
ACS Material Corporation Pasadena, CA
Graphenea Venture Capital-Backed San Sebastian, Spain
Paragraf Venture Capital-Backed Somersham, United Kingdom
You’re viewing 5 of 10 competitors. Get the full list »

Grolltex Patents

  • 1

    Total Documents Applications and Grants

  • Total Patents Families

  • Granted

  • 1

    Pending

  • Expiring in next 12 mo

Grolltex Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
US-20230296558-A1 Hydrogel-based packaging of 2d materials-based biosensor devices for analyte detection and diagnostics Pending 14-Jul-2020

Grolltex Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

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Grolltex Investors (12)

Investor Name Investor Type Holding Investor Since Participating Rounds
Blue Ledge Capital Venture Capital Minority
Impact Assets Impact Investing Minority
Seeds San Diego Venture Capital Minority
The Jacobs Center's Business Accelerator program Accelerator/Incubator
Crescent Ridge Venture Capital Minority
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Grolltex FAQs

  • When was Grolltex founded?

    Grolltex was founded in 2013.

  • Where is Grolltex headquartered?

    Grolltex is headquartered in San Diego, CA.

  • What is the size of Grolltex?

    Grolltex has 2 total employees.

  • What industry is Grolltex in?

    Grolltex’s primary industry is Other Metals, Minerals and Mining.

  • Is Grolltex a private or public company?

    Grolltex is a Private company.

  • What is Grolltex’s current revenue?

    The current revenue for Grolltex is .

  • How much funding has Grolltex raised over time?

    Grolltex has raised $4.16M.

  • Who are Grolltex’s investors?

    Blue Ledge Capital, Impact Assets, Seeds San Diego, The Jacobs Center's Business Accelerator program, and Crescent Ridge are 5 of 12 investors who have invested in Grolltex.

  • Who are Grolltex’s competitors?

    General Graphene, Graphene Square, ACS Material, Graphenea, and Paragraf are some of the 10 competitors of Grolltex.

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