21-Century Silicon Overview

  • Year Founded
  • 2005

Year Founded

  • Status
  • Acquired/​Merged

  • Latest Deal Type
  • M&A

  • Investors
  • 1

21-Century Silicon General Information

Description

Manufacturer of silicon for the photovoltaic solar-energy industry. The company's core manufacturing technology is based upon a proprietary furnace design to manufacture solar-grade polysilicon reportedly at a lower cost than conventional methods.

Contact Information

Ownership Status
Acquired/Merged
Financing Status
Formerly VC-backed
Corporate Office
  • 1681 Firman Drive
  • Suite 103
  • Richardson, TX 75081
  • United States
Primary Industry
Other Metals, Minerals and Mining
Other Industries
Alternative Energy Equipment
Acquirer
The X-Change
Vertical(s)
Corporate Office
  • 1681 Firman Drive
  • Suite 103
  • Richardson, TX 75081
  • United States

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21-Century Silicon Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
3. Merger/Acquisition 19-Oct-2010 Completed Generating Revenue
2. Grant 30-Jan-2009 Completed Generating Revenue
1. Corporate 08-Sep-2008 $1M $1M Completed Generating Revenue
To view 21-Century Silicon’s complete valuation and funding history, request access »

21-Century Silicon Patents

21-Century Silicon Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
US-20090017281-A1 Sequestered carbon dioxide glass and the use thereof Inactive 09-Jul-2007
US-20080276677-A1 Using aqueous solution of nacl and nh3 to scrub off carbon dioxide from post-combustion gas and separate it into sodium bicarbonate solid which is buried and concentrated aqueous solution of ammonium chloride which when spread in the ocean as fertilizer stimulates photosynthesis which takes up more co2 Inactive 10-May-2007

21-Century Silicon Former Investors (1)

Investor Name Investor Type Holding Investor Since Participating Rounds
Texas Emerging Technology Fund Venture Capital Minority
To view 21-Century Silicon’s complete investors history, request access »

21-Century Silicon FAQs

  • When was 21-Century Silicon founded?

    21-Century Silicon was founded in 2005.

  • Where is 21-Century Silicon headquartered?

    21-Century Silicon is headquartered in Richardson, TX.

  • What industry is 21-Century Silicon in?

    21-Century Silicon’s primary industry is Other Metals, Minerals and Mining.

  • Is 21-Century Silicon a private or public company?

    21-Century Silicon is a Private company.

  • What is 21-Century Silicon’s current revenue?

    The current revenue for 21-Century Silicon is .

  • How much funding has 21-Century Silicon raised over time?

    21-Century Silicon has raised $1M.

  • Who are 21-Century Silicon’s investors?

    Texas Emerging Technology Fund has invested in 21-Century Silicon.

  • When was 21-Century Silicon acquired?

    21-Century Silicon was acquired on 19-Oct-2010.

  • Who acquired 21-Century Silicon?

    21-Century Silicon was acquired by The X-Change.

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