Mainspring Stock

mainspringenergy.comEnergy / Clean EnergyFounded: 2010Funding to Date: $548.36MM

Mainspring is developing a new approach to generating clean, resilient, affordable electricity. Their research into high-efficiency methods of converting fuel to electricity led to the development and prototype of their first linear generator. This company was founded by John Connolly and Marshall Micheals in 1996 and is headquartered in Cambridge, MA.

Register To Buy and Sell Shares

For more details on private stock price information, financing and valuation for Mainspring, register or login.

Please provide a valid email address.

By registering, you agree to Forge’s Terms of Use. Already registered? Log in

OverviewFinancingsValuation

Enterprise Value

Powered by Forge Data

Access Mainspring’s valuation and stock price.

View secondary pricing information, VWAP and distribution waterfall. And seek potentially outsized returns with same day private market data for private companies like Mainspring.

Become part of the Secondary Marketplace, catering to both individual and institutional investors.

Access Stock Price

Animation displayed is not current and securities are shown for illustrative purposes only.

Team

Management Team

Shannon Miller
Chief Executive Officer and Founder
Matt Svrcek
Chief Technology Officer and Founder
Adam Simpson
Chief Product Officer and Founder
David DeGraaff
Chief Operating Officer
Jim Dawe
Chief Commercial Officer
Gary Larsen
Chief Financial Officer
Maria Amundson
Chief Communications Officer
Ryan Fletcher
Vice President of Finance
Kirk Gerber
Vice President of Global Supply Chain and Operations
Haben Goitom
Vice Presdient and Commercial Counsel
Bobby Hollis
Vice President of Market and Development
John Igo
Vice President of Business Development
Greg Pal
Vice President of Product
Yannick Roux
Vice President of Product Introduction

Mainspring stock FAQs

plusminus

Can you buy Mainspring stock?

As Mainspring is not publicly traded, purchasing its stock is not available to everyone. To buy the stock of a private company like Mainspring, you must be an accredited investor. If you meet the accreditation criteria, you can register for Forge’s Secondary Marketplace to buy private market stock. If you are not an accredited investor, discover how to begin the process to potentially qualify for new investment opportunities.
plusminus

How to buy Mainspring stock?

To invest in a private company like Mainspring through Forge, you must first qualify as an accredited investor. (Learn more about the accreditation process.)
  1. Create a free account to access Forge’s marketplace.
  2. Express your interest in specific investments. Within Forge Markets, you will find detailed pricing and financing information for thousands of private companies.
  3. Throughout this process, a dedicated Forge Private Market Specialist will be available to address any questions you may have and to guide you seamlessly through each step of the transaction.
plusminus

Can you sell Mainspring stock?

Yes, you may be able to sell your Mainspring stock, subject to certain conditions. Forge can help you facilitate the sale of your stock in a manner that aligns with your needs and the company's interests. If you are looking for liquidity, register with us today to begin the process. A dedicated Forge Private Market Specialist will be available to address any questions you may have along the way.
plusminus

How to sell Mainspring stock?

If you hold private company shares of - whether as an employee or an early investor - Forge can help you sell them.
  1. Create a free Forge account, this will give you access to Forge’s marketplace and to one of our experienced Private Market Specialist to answer any questions you might have.
  2. Indicate your interest to sell your Mainspring stock on our platform.
  3. Work with your dedicated Private Market Specialist who'll help guide you through every step of the transaction.
plusminus

Is Mainspring a public company?

No, Mainspring is a privately held company and is currently not publicly traded on any stock markets including NYSE or NASDAQ.
plusminus

What is Mainspring’s stock price?

Mainspring is a privately held company and therefore does not have a public stock price. However, you may access Mainspring’s private market stock price with Forge Data.
plusminus

What is Mainspring’s stock ticker symbol?

Mainspring does not have an official ticker symbol because this company is not currently publicly traded.
plusminus

Can institutional investors buy and sell private market stocks?

Yes. As one of the largest trading platform for the private market, Forge helps institutional investors seek liquidity as they buy and sell private stock for their portfolios or their clients. Our private market specialists have decades of experience working with institutional firms. Learn more or register today to get started.
On May 24th this year, simultaneously with announcing a major commercial sales deal, Mainspring disclosed it had completed its first close of the Series E at $150 million. The company has since expanded the raise by an additional $140 million, to reach the $290 million Series E final close.
Updated on: Jul 26, 2024

PLEASE READ THESE IMPORTANT LEGAL NOTICES & DISCLOSURES

Public news articles listed on this page have been curated by Forge based on several factors including, but not limited to, product updates, changes in organization structure, funding rounds, third-party valuations, and key personnel changes. Changes to this list of articles can be made at any time without notice and should not be relied upon for investment purposes. Forge does not verify the accuracy of the information contained in public news articles.