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Maxwell Power

Residential solar-plus-storage energy provider

Overview

Maxwell Power develops and operates solar and battery storage systems for homes and small businesses, owning the assets and delivering energy services directly to customers. Its main offering is prepaid PPAs that lock in a fixed electricity rate for 20 years, with a performance guarantee so customers pay nothing if the system underperforms. The company handles underwriting, installation oversight, monitoring, performance, and ongoing maintenance through a network of sales and installation partners. Its goal is to be a consumer-facing power provider delivering stable, affordable clean energy through energy-as-a-service and asset management, supported by large financing commitments to expand into high-cost electricity markets.

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About Maxwell Power

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Industries

EnergyFinancial Services

Company Size

51-200

Company Stage

Growth Equity (Non-Venture Capital)

Total Funding

$750M

Headquarters

San Diego, CA

Founded

2017

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Funding

Total Funding

$750M

Above

Industry Average

Funded Over

1 Rounds

Growth Equity Non VC funding comparison data is currently unavailable. We're working to provide this information soon!
Growth Equity Non VC Funding Comparison Coming Soon

Benefits

  • Unlimited Paid Time Off
  • Remote Work Options

Company News

PR Newswire
Oct 1st, 2026
Maxwell Power secures additional $800M from Fairtide Partners for solar and battery storage

Maxwell Power has secured an additional $800 million investment from Fairtide Partners to purchase battery storage and solar power projects. This brings Fairtide's total commitment to $1.8 billion, following previous investments of $250 million in 2024 and $750 million in June 2026. Maxwell will use the capital to help consumers and small businesses reduce energy costs through solar power and battery storage. In 2026, the company has already helped customers secure more than $100 million in future energy savings. The company has relocated its headquarters from San Diego to Salt Lake City, Utah. Maxwell plans to expand its Power Plan to new markets, making energy savings accessible to more customers across America.

StreetInsider
Jun 1st, 2026
Maxwell Power raises $750M from Fairtide Partners to finance battery storage and solar projects

Maxwell Power, formerly HDM Renewable Finance, has secured a $750 million investment from Fairtide Partners to finance battery storage and solar power projects. This brings Fairtide's total commitment to Maxwell to over $1 billion. The San Diego-based company will use the capital to expand partnerships with sales and installation firms helping consumers adopt advanced energy technologies. Maxwell plans to enter new state markets in Mid Atlantic, New England and Pacific regions, where retail electricity prices increased 19% or more between 2022 and 2025. Fairtide cited Maxwell's origination, underwriting and management track record as key factors in the investment decision. Since 2018, Maxwell has invested over $1 billion, helping customers save an estimated $200 million through long-term power purchase contracts combining solar and battery storage systems.

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