Sunnova

Sunnova Energy International Inc. was a Houston-based energy services company focused primarily on residential solar power and battery storage. Founded in 2012 by William John Berger, the company developed an energy-as-a-service model rather than relying only on direct equipment sales. Through a network of sales and installation partners, Sunnova offered homeowners designed and installed photovoltaic systems, battery products, monitoring, maintenance, repair, and related services. Customers could acquire systems through purchases or through financing structures such as solar leases and power-purchase agreements, reducing or eliminating the need for a large upfront payment. The company's proposition centered on making distributed renewable generation more accessible while giving customers an alternative to exclusive reliance on the electric grid. Solar systems could be paired with batteries so that households could use stored electricity after sunset or during outages. Sunnova also marketed service and protection offerings intended to support system performance over the life of a customer contract. Its service portfolio included solar installation, energy-storage deployment, repair services, and the removal and reinstallation of rooftop equipment when a roof required replacement or repair. Sunnova expanded across the United States and served customers in U.S. territories including Puerto Rico and the U.S. Virgin Islands. Its business was part of the broader residential-solar market, in which companies often retain ownership of installed equipment or manage long-term customer contracts while arranging project financing and subcontracted installation. This structure can create recurring contracted revenue, but it also exposes a provider to interest rates, debt costs, customer credit performance, equipment obligations, regulatory changes, and the economics of long-duration contracts. The company became publicly traded on the New York Stock Exchange in 2019 under the symbol NOVA. During 2024 and early 2025, concerns about liquidity, debt, and the sustainability of its business led to severe pressure on the share price. After the publication of its 2024 results, Sunnova disclosed substantial doubt about its ability to continue as a going concern for at least one year. William John Berger resigned as chief executive in March 2025, and Paul Mathews became president and chief executive officer. Sunnova subsequently announced substantial workforce reductions and disclosed that its subsidiary Sunnova TEP Developer had sought Chapter 11 protection. On June 9, 2025, Sunnova itself filed for Chapter 11 bankruptcy protection, reporting a broad range of assets and liabilities and attributing the filing to high debt levels and declining demand. The restructuring marked the end of the company's period as an independent publicly traded residential-solar provider. In September 2025, Solaris Assets LLC was reported to have completed the acquisition of the firm. As a result, Sunnova is best treated as a defunct or absorbed corporate brand in this dossier, although the fate of individual customer contracts, operating assets, and services may depend on the terms of the post-bankruptcy transaction.

Sunnova was established in 2012 in Houston, Texas, by William John Berger. It entered the residential distributed-energy sector at a time when falling photovoltaic equipment costs, state-level incentives, net-metering policies, and new financing structures were expanding the addressable market for rooftop solar. Instead of limiting itself to one-time equipment sales, Sunnova organized its business around energy as a service. Customers could obtain solar and storage systems through purchases, leases, or power-purchase agreements, with payment obligations extending over the operating life of the equipment. The model allowed households to adopt solar with less initial capital. Sunnova and its financing partners could manage long-term contractual arrangements while installation and field work were carried out through operating partners. The company consequently developed a business combining customer acquisition, project finance, asset management, system monitoring, maintenance, and service obligations. Its geographic reach expanded across the United States and into U.S. territories, including Puerto Rico and the U.S. Virgin Islands. Sunnova's offering broadened from rooftop photovoltaic generation to home energy resilience. Battery storage enabled customers to retain surplus solar electricity for use at night and provided a degree of backup capability during grid interruptions. The company also promoted protection and service programs, including repair support and assistance with the removal and later reinstallation of rooftop systems when a customer's roof needed work. These services were important to the long-term customer relationship because solar contracts can last for many years and require equipment to remain operational through changing household and property conditions. Sunnova became a public company in 2019, listing on the New York Stock Exchange under the ticker NOVA. Public-market access supported the company's expansion and financing activities, but the structure also left it exposed to capital-market conditions. Residential-solar providers generally require substantial funding before customer contracts generate their full economic value. Higher borrowing costs, slower demand, customer defaults, equipment and warranty obligations, regulatory changes, and competitive pricing can therefore place pressure on liquidity even when a provider has a large installed customer base. In 2024 and early 2025, Sunnova's financial condition became the central issue in its corporate history. After reporting its 2024 results, the company included a going-concern disclosure stating that substantial doubt existed regarding its ability to continue operating for at least one year. Its share price fell dramatically, reportedly dropping as much as 71% on March 3, 2025 and moving below one dollar per share. Debt negotiations also attracted attention: Oaktree Capital Management was reported to have acquired roughly $400 million of Sunnova's approximately $8.5 billion debt, giving it a significant position in discussions with creditors. Leadership changed during the crisis. Founder and chief executive William John Berger resigned in March 2025, and Paul Mathews became president and chief executive officer. In June, Sunnova announced that it would reduce its workforce by 718 employees, or about 55% of the workforce. The company also disclosed Chapter 11 proceedings involving Sunnova TEP Developer. On June 9, Sunnova filed for Chapter 11 itself, listing assets and liabilities between $10 billion and $50 billion and pointing to high debt and declining demand as reasons for the filing. The bankruptcy marked a fundamental transition from expansion as an independent public company to restructuring under court protection. In September 2025, Solaris Assets LLC was reported to have completed the acquisition of the firm. Sunnova's history therefore combines the growth of financed residential solar and storage with the risks of a capital-intensive, long-duration energy-services model. Following the acquisition and bankruptcy process, the independent corporate entity and its public-market identity are treated as defunct in this dossier.

• 2025

  Going-concern warning and leadership transition

  [1]Sunnovaen.wikipedia.org

  After its 2024 results, Sunnova disclosed substantial doubt about its ability to continue as a going concern. William John Berger resigned and Paul Mathews became president and CEO.

• 2025

  Workforce reduction and subsidiary bankruptcy filing

  [1]Sunnovaen.wikipedia.org

  Sunnova announced the elimination of 718 positions, approximately 55% of its workforce, and disclosed Chapter 11 proceedings by Sunnova TEP Developer.

• 2025

  Corporate Chapter 11 filing

  [1]Sunnovaen.wikipedia.org

  Sunnova filed for Chapter 11 protection on June 9, citing high debt and declining demand.

• 2025

  Acquisition by Solaris Assets

  [1]Sunnovaen.wikipedia.org

  Solaris Assets LLC was reported to have completed the acquisition of Sunnova in September 2025.

• 2019

  Public-market listing

  [1]Sunnovaen.wikipedia.org

  Sunnova became publicly traded on the New York Stock Exchange under the ticker NOVA.

• 2012

  Sunnova founded

  [1]Sunnovaen.wikipedia.org

  William John Berger founded Sunnova in Houston, Texas, establishing a company focused on residential solar and energy services.

A residential distributed-energy provider positioned around accessible, financed solar power, battery backup, long-term service, and energy resilience.

• Solar generation

  Residential solar photovoltaic systems

  Sunnova designed and arranged installation of rooftop solar systems for homes. The offering could include system sizing, installation coordination, monitoring, maintenance, and long-term contractual service. Customers could access systems through direct purchase or financing structures such as leases and power-purchase agreements.

• Energy storage

  Battery energy storage

  Battery systems were offered alongside solar generation to store excess electricity for later use. Storage could help households shift consumption into evening hours and provide backup capability during grid outages, subject to system configuration, contract terms, and local conditions.

• Energy storage and protection service

  Sunnova SunSafe

  Sunnova SunSafe was presented as an offering associated with household solar resilience and energy storage. It formed part of the company's broader effort to combine photovoltaic generation, batteries, and service support rather than sell solar panels as a standalone product.

• Service and protection plan

  Sunnova Protect

  Sunnova Protect was a customer-protection and service-oriented offering intended to support the operation of installed solar equipment over the life of a customer relationship. Publicly available reference material does not establish all of its contractual terms.

• Solar maintenance and repair

  Sunnova Repair Services

  Sunnova Repair Services provided repair support for solar installations. The service was intended to help maintain system performance and address equipment or installation issues during the operating life of a customer's system.

• Solar system lifecycle service

  Rooftop solar removal and reinstallation

  This service addressed situations in which a customer needed roof repairs or replacement. Solar equipment could be removed and later reinstalled, helping preserve the solar installation while construction work took place.

• 2025

  Executive succession during financial distressOther

  Background

  Sunnova's share price and financial outlook deteriorated after its 2024 results and going-concern disclosure.

  Action taken

  Founder William John Berger resigned as chief executive, and Paul Mathews was named president and CEO.

  Aftermath

  The leadership change was followed by a large workforce reduction, subsidiary bankruptcy proceedings, and Sunnova's own Chapter 11 filing.

  Source

• 2025

  Workforce reductionStrategy

  Background

  The company faced high debt, declining demand, and a disclosed risk to its ability to continue as a going concern.

  Action taken

  Sunnova announced the elimination of 718 jobs, equal to approximately 55% of its workforce.

  Aftermath

  The reduction preceded the company's Chapter 11 filing and reflected a major contraction of its independent operations.

  Source

• 2025

  Chapter 11 restructuringOther

  Background

  Sunnova cited high debt and declining demand after reporting substantial doubt about its ability to continue operating for at least one year.

  Action taken

  Sunnova filed for Chapter 11 protection on June 9, 2025.

  Aftermath

  The filing led to a court-supervised restructuring and was followed by the reported acquisition of the firm by Solaris Assets LLC.

  Reported assets and liabilities. $10 billion to $50 billion in assets and liabilities reported in the Chapter 11 filing (June 9, 2025)

  Source

• 2025

  Acquisition by Solaris Assets LLCM&A

  Background

  The acquisition followed Sunnova's Chapter 11 proceedings and restructuring process.

  Action taken

  Solaris Assets LLC was reported to have completed the acquisition of Sunnova in September 2025.

  Aftermath

  The transaction ended Sunnova's period as an independent publicly traded company, although the continuing treatment of customer contracts and operating assets is not fully detailed in the available reference material.

  Source

• 2025

  Sunnova shares fell sharply after a going-concern warning[1]Sunnovaen.wikipedia.org

  Other · Pricing

  Following the release of its 2024 results, Sunnova disclosed substantial doubt about its ability to continue operating for at least one year. Its stock reportedly fell as much as 71% on March 3, intensifying attention on the company's liquidity and debt position.

• 2025

  William John Berger resigned and Paul Mathews became CEO[1]Sunnovaen.wikipedia.org

  Leadership change

  Amid financial pressure and a share price below one dollar, founder William John Berger resigned and Paul Mathews was appointed president and chief executive officer.

• 2025

  Sunnova announced major workforce reductions[1]Sunnovaen.wikipedia.org

  Leadership change · Other

  The company announced that it would eliminate 718 jobs, representing approximately 55% of its workforce, as it confronted financial distress.

• 2025

  Sunnova TEP Developer sought Chapter 11 protection[1]Sunnovaen.wikipedia.org

  Bankruptcy

  Sunnova disclosed that its subsidiary Sunnova TEP Developer had filed for Chapter 11 bankruptcy protection.

• 2025

  Sunnova filed for Chapter 11 bankruptcy protection[1]Sunnovaen.wikipedia.org

  Bankruptcy

  Sunnova filed for Chapter 11 protection on June 9, citing high debt and declining demand. The filing reported assets and liabilities in the range of $10 billion to $50 billion.

• 2025

  Solaris Assets completed Sunnova acquisition[1]Sunnovaen.wikipedia.org

  M&A · Bankruptcy

  In September 2025, Solaris Assets LLC was reported to have completed the acquisition of Sunnova following the company's bankruptcy proceedings.

1. 1Sunnovaen.wikipedia.org
2. 2Sunnova corporate websitesunnova.com
3. 3Sunnova Announces Acquisition Of SunStreetfinanznachrichten.de
4. 4Sunnova Announces Pricing of Offering of $500 Million of 0.25% Convertible Senior Notesitbusinessnet.com
5. 5Sunnova Enters Colorado, New Hampshire Markets; and debuts its solar + storage offering in South Carolina - PVBuzzMediapvbuzz.com