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Mainspring Energy Employee Directory

Electric Power GenerationCalifornia, United States501-1000 Employees

Mainspring Energy is a power generation company based in Menlo Park, California, that designs and manufactures linear generators for local power delivery to capacity-constrained facilities and communities. Its products are used by utilities, data centers, enterprise customers, and industrial sectors. The company employs between 501 and 1,000 people and is headquartered at 3601 Haven Avenue, Menlo Park, CA 94025. In 2025 it expanded its manufacturing footprint with a 300,000-square-foot facility investment in Pittsburgh, Pennsylvania. Also in 2025, Mainspring Energy completed a Series F financing round led by General Catalyst.

Find Mainspring Energy employees' phone numbers or email addresses

Mainspring Energy Global Highlights

Location
Employees

North America
479

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  • United States Of America
    475
  • Mexico
    3
  • Canada
    1

Asia
4

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  • India
    2
  • Japan
    2

Europe
2

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  • France
    1
  • United Kingdom Of Great Britain And Northern Ireland
    1

South America
1

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  • Uruguay
    1

Mainspring Energy's Leadership

  • Stylized image of a person
    D. U.
    Vice President Engineering
    Phone icon
    Mobile Phone
  • Stylized image of a person
    T. R.
    Head Of Brand Marketing
    Phone icon
    Mobile Phone
  • Stylized image of a person
    B. H.
    Head Of Project Delivery
    Phone icon
    Mobile Phone
  • Stylized image of a person
    J. F.
    Owner
    Phone icon
    Mobile Phone
  • Stylized image of a person
    C. B.
    Senior Vice President Of Sales
    Phone icon
    Mobile Phone
  • Stylized image of a person
    M. S.
    Director Of Business Development
    Phone icon
    Mobile Phone
  • Stylized image of a person
    P. P. M.
    Senior Director Of Quality
    Phone icon
    Mobile Phone
  • Stylized image of a person
    T. L.
    Director Of Electrical And Electromechanical Engineering
    Phone icon
    Mobile Phone

Mainspring Energy Employee Metrics

100%
50%
0%
2026
2025
  • Engineering
  • Program & Project Management
  • Manufacturing
  • Operations
  • Analytics
  • Other
  • Sales
  • Administrative
  • Business Development
  • Supply Chain

Contact profiles from Mainspring Energy

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    J. F.
    Owner
    Phone icon
    Mobile Phone
    Oct 16, 2024
  • Stylized image of a person
    C. B.
    Senior Vice President Of Sales
    Phone icon
    Mobile Phone
    Bay
    Apr 10, 2026
  • Stylized image of a person
    T. R.
    Head Of Brand Marketing
    Phone icon
    Mobile Phone
    Bay
    Jun 09, 2026
  • Stylized image of a person
    B. H.
    Head Of Project Delivery
    Phone icon
    Mobile Phone
    May 15, 2026
  • Stylized image of a person
    D. U.
    Vice President Engineering
    Phone icon
    Mobile Phone
    Jul 22, 2023
  • Stylized image of a person
    M. S.
    Director Of Business Development
    Phone icon
    Mobile Phone
    Bay
    Jul 15, 2026
  • Stylized image of a person
    P. P. M.
    Senior Director Of Quality
    Phone icon
    Mobile Phone
    Bay
    Apr 20, 2026
  • Stylized image of a person
    T. L.
    Director Of Electrical And Electromechanical Engineering
    Phone icon
    Mobile Phone
    Bay
    Jul 15, 2026
  • Stylized image of a person
    C. G.
    Customer Success Manager
    Phone icon
    Mobile Phone
    Bay
    Jun 27, 2026
  • Stylized image of a person
    E. H.
    Senior Devops Manager
    Phone icon
    Mobile Phone
    Bay
    Jun 27, 2026

Frequently Asked Questions

What is Mainspring Energy known for?

Minus sign iconPlus sign iconMainspring Energy was founded in 2010 operates in the Electric Power Generation industry; you can contact the main corporate office by phone at
+1-650-248-****
. Explore Mainspring Energy's company overview page for more information.

What is Mainspring Energy's most common email format?

Minus sign iconPlus sign iconMainspring Energy employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Mainspring Energy email formats with LeadIQ.

How many employees does Mainspring Energy have currently?

Minus sign iconPlus sign iconMainspring Energy has approximately 517 employees as of July 2026. These team members are located across 4 continents, including North AmericaAsiaEurope.

Who are Mainspring Energy's key employees and leadership?

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As of July 2026, Mainspring Energy's key employees include:

  • Vice President Engineering: D. U.
  • Head Of Brand Marketing: T. R.
  • Head Of Project Delivery: B. H.
  • Owner: J. F.
  • Senior Vice President Of Sales: C. B.

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