logo







Home>Companies>Mainspring-alternative-energy-equipment


Mainspring (alternative energy equipment)

Mainspring (alternative energy equipment)



Mainspring (Alternative Energy Equipment) is a clean energy company that manufactures linear power generators designed to provide affordable, reliable, and net-zero carbon electricity by utilizing a low-temperature reaction of air and fuel to efficiently generate power.
Sign up today to get real-time market insights on Mainspring (alternative energy equipment) and hundreds of other pre-IPO companies



Mainspring (alternative energy equipment) Overview

Menlo Park, CA, United States
2010
Energy
https://www.mainspringenergy.com



Mainspring (alternative energy equipment) Live Market Data

$00000000
$00000000




Mainspring (alternative energy equipment) Funding Rounds



RoundDateAmount RaisedValuationInvestorsSources
Series E9/21/2022
Series D5/4/2021
Series C1/24/2018
Series B8/17/2012
Series A16/14/2011
Series A
5/21/2010




Mainspring (alternative energy equipment) Investors



InvestorInvestment RoundsLead PartnerInitial InvestmentOther Notable Investments
Khosla VenturesSeries C, Series E, Series DSeries C (2018-01-24)
Alumni VenturesSeries E, Series DSeries E (2022-09-21)
Standard InvestmentsSeries DSeries D (2021-05-04)
CPP InvestmentsSeries ESeries E (2022-09-21)
Fidelity InvestmentsSeries ESeries E (2022-09-21)
LightrockSeries ESeries E (2022-09-21)




Mainspring (alternative energy equipment) 409a Valuations



DatePrice per shareEst. ValuationFilling
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Sign up to access Mainspring (alternative energy equipment) data




Mainspring (alternative energy equipment) Filings



TypedDateAmount OfferedAmount SoldFillingPagesDownload
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign up to access Mainspring (alternative energy equipment) data




Latest Mainspring (alternative energy equipment) News







Caplight Logo




Use CasesInvestorsEmployees

CompaniesAll Companies

LegalPrivacy PolicyTerms of UseBrokerCheckForm CRS


DisclaimerAll investments involve risk, including the risk of loss of principal. You should carefully consider your investment objectives, risks, transaction costs and other expenses before deciding to invest in options, swaps or other investments.This does not constitute an offer by Caplight Technologies, Inc. to sell, or a solicitation of an offer to buy, any securities and may not be used or relied upon in connection with any offer or sale of securities. An offer or solicitation can be made only through the delivery of final offering document(s) and purchase agreement(s), and will be subject to the terms and conditions and risks delivered in such documents. Any securities offered are offered through Caplight Markets LLC, member FINRA/SIPC.