Where is Mainspring headquartered?

Mainspring is located in Menlo Park, CA.

Who invested in Mainspring?

Mainspring has 13 investors including Geekdom Fund And Geekdom Fund.

When was the last funding round for Mainspring?

Mainspring closed its lastf unding roundon Jul 19, 2017 from a Convertible Note round.

Company Information
Company Timeline (Coming Soon)

mainspringenergy.com

Mainspring

Mainspring is a California-based manufacturer and distributor of linear electricity generators for the commercial sector.

Business Model:

Revenue: $87.6M

Employees: 201-500

Geographic Data

Address: 3601 Haven Avenue

City: Menlo Park

State: CA

Zip: 94025

Country: US

Financial Info

Stage:

series e

Raised Last:

$150M

Raised Total:

$328M

Social

Twitter

Crunchbase

Metrics

2,597,628Website Global Rank

6,828Website Monthly Traffic

Twitter Followers

Description

Mainspring is a California-based manufacturer and distributor of linear electricity generators for the commercial sector.

Contact Phone:
+16507526678

Contact Email:

Investments

Announced Date	Company	Transaction	Money Raised

Funding Rounds

Announced Date	Transaction	Number of Investors	Money Raised	Lead Investors
5/2021	Series D		$0	40 North Ventures Alumni Ventures American Electric Power Bill Gates Chevron Technology Ventures ClearSky Devonshire Investors Equinor KCK Khosla Ventures Princeville Capital Trog Hawley Capital 40 North Ventures Alumni Ventures American Electric Power Bill Gates Chevron Technology Ventures ClearSky Devonshire Investors Equinor KCK Khosla Ventures Princeville Capital Trog Hawley Capital
5/2022	Series E		$0	Fidelity Bill Gates Fine Structure Venture Khosla Ventures Lightrock Lineage Ventures Princeville Capital Fidelity Bill Gates Fine Structure Venture Khosla Ventures Lightrock Lineage Ventures Princeville Capital
9/2022	Series E	9	$140M	Trog Hawley Capital Shell Ventures Princeville Capital Lightrock Khosla Ventures Hanwha Systems Fine Structure Venture Canada Pension Plan Investment Board Bill Gates Lightrock Canada Pension Plan Investment Board Shell Ventures Hanwha Power Systems Khosla Ventures Fine Structure Ventures Princeville Capital
9/2022	Series E		$140M
1/2010	Seed Round	1	-	Khosla Ventures Khosla Ventures
1/2018	Series C		$0	American Electric Power Bill Gates Centrica Innovations Equinor KCK Khosla Ventures Louis Bacon American Electric Power Bill Gates Centrica Innovations Equinor KCK Khosla Ventures Louis Bacon
5/2022	Series E	7	$150M	Lightrock Khosla Ventures Fine Structure Ventures Fidelity Investments Princeville Capital Bill Gates Fidelity Fine Structure Venture Khosla Ventures Lightrock Lineage Ventures Princeville Capital
5/2021	Series D	12	$95M	Fidelity Investment Princeville Capital 40 North Ventures Khosla Ventures ClearSky AEP Equinor 40 North Ventures Alumni Ventures American Electric Power Bill Gates Chevron Technology Ventures ClearSky Devonshire Investors Equinor KCK Khosla Ventures Princeville Capital Trog Hawley Capital
1/2018	Series C	7	$83M	American Electric Power Centrica Innovations Khosla Ventures American Electric Power Bill Gates Centrica Innovations Equinor KCK Khosla Ventures Louis Bacon
1/2010	Seed Round	1	-	Khosla Ventures Khosla Ventures

Acquisitions

Announced Date	Name	Price

Employee Demographics

Employee Departments

Employee States

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