Promethean Power Systems Overview

  • Year Founded
  • 2007

Year Founded

  • Status
  • Private

  • Employees
  • 34

Employees

  • Latest Deal Type
  • 2ndary - Private

  • Investors
  • 24

Promethean Power Systems General Information

Description

Manufacturer of rural refrigeration systems intended to offer energy batteries for commercial cold storage in developing countries. The company's system provides thermal-energy-storage-based refrigeration and cost-effective technology for cold-chain food distribution, enabling businesses to reliably store and preserve perishable food items without requiring a diesel generator backup.

Contact Information

Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Corporate Office
  • 28 Dane Street
  • Somerville, MA 02143
  • United States
+1 (775)
Primary Industry
Electrical Equipment
Vertical(s)
Corporate Office
  • 28 Dane Street
  • Somerville, MA 02143
  • United States
+1 (775)

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Promethean Power Systems Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
15. Secondary Transaction - Private 12-Jul-2022 Completed Generating Revenue
14. Secondary Transaction - Private 10-May-2022 Completed Generating Revenue
13. Later Stage VC (Series B) 21-Jan-2020 Completed Generating Revenue
12. Accelerator/Incubator 01-Jan-2017 Completed Generating Revenue
11. Grant 31-Dec-2016 Completed Generating Revenue
10. Grant 11-Dec-2013 Completed Generating Revenue
9. Grant 11-Apr-2013 Completed Generating Revenue
8. Accelerator/Incubator Completed Generating Revenue
7. Grant 14-Dec-2011 $176K $1.01M Completed Generating Revenue
6. Accelerator/Incubator 01-Jan-2011 $1.01M Completed Generating Revenue
To view Promethean Power Systems’s complete valuation and funding history, request access »

Promethean Power Systems Cap Table

Stock # of Shares
Authorized
Par Value Dividend Rate (%) Original
Issue Price
Liquidation Liquidation
Pref. Multiple
Conversion Price % Owned
Series B
Series A1
Series A 649,627 $0.001000 6% $1 $1 1x $1 8.32%
To view Promethean Power Systems’s complete cap table history, request access »

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Promethean Power Systems Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Manufacturer of rural refrigeration systems intended to offer energy batteries for commercial cold storage in developing
Electrical Equipment
Somerville, MA
34 As of 2025

Federalsburg, MD
 

Charlotte, NC
 
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Promethean Power Systems Competitors (2)

One of Promethean Power Systems’s 2 competitors is M&M Refrigeration, a Formerly PE-Backed company based in Federalsburg, MD.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
M&M Refrigeration Formerly PE-Backed Federalsburg, MD
Cooling Technology Corporation Charlotte, NC
You’re viewing 2 of 2 competitors. Get the full list »

Promethean Power Systems Patents

Promethean Power Systems Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
EP-2906894-A1 Thermal energy battery with enhanced heat exchange capability and modularity Active 10-Oct-2012
EP-2906894-A4 Thermal energy battery with enhanced heat exchange capability and modularity Active 10-Oct-2012
EP-2906894-B1 Thermal energy battery with enhanced heat exchange capability and modularity Active 10-Oct-2012
US-10088243-B2 Thermal energy battery with enhanced heat exchange capability and modularity Active 10-Oct-2012
US-20140102662-A1 Thermal energy battery with enhanced heat exchange capability and modularity Active 10-Oct-2012 F28D20/021
To view Promethean Power Systems’s complete patent history, request access »

Promethean Power Systems Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

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Promethean Power Systems Investors (24)

Investor Name Investor Type Holding Investor Since Participating Rounds
Acumen Fund Impact Investing Minority
Aster Capital Venture Capital Minority
CBA Capital Impact Investing Minority
Angel (individual) Minority
Gray Matters Capital Impact Investing Minority
You’re viewing 5 of 24 investors. Get the full list »

Promethean Power Systems FAQs

  • When was Promethean Power Systems founded?

    Promethean Power Systems was founded in 2007.

  • Where is Promethean Power Systems headquartered?

    Promethean Power Systems is headquartered in Somerville, MA.

  • What is the size of Promethean Power Systems?

    Promethean Power Systems has 34 total employees.

  • What industry is Promethean Power Systems in?

    Promethean Power Systems’s primary industry is Electrical Equipment.

  • Is Promethean Power Systems a private or public company?

    Promethean Power Systems is a Private company.

  • What is Promethean Power Systems’s current revenue?

    The current revenue for Promethean Power Systems is .

  • How much funding has Promethean Power Systems raised over time?

    Promethean Power Systems has raised $2.01M.

  • Who are Promethean Power Systems’s investors?

    Acumen Fund, Aster Capital, CBA Capital, , and Gray Matters Capital are 5 of 24 investors who have invested in Promethean Power Systems.

  • Who are Promethean Power Systems’s competitors?

    M&M Refrigeration and Cooling Technology are competitors of Promethean Power Systems.

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