Insights

Clean energy expansion Calpine is aggressively expanding geothermal and solar capacity across multiple states, including recent 25 MW expansions at The Geysers and a 105 MW solar project in Arvin. This signals ongoing procurement for reliable, low-emission generation and potential opportunities to supply equipment, services, or financing for new projects and maintenance.

Strategic partnerships Recent partnerships and cogeneration activity with industrial players like Covestro indicate Calpine’s openness to collaboration with manufacturers and developers to co-locate energy for process heat and power needs. This presents cross-sell potential for energy management, PPAs, and bundled energy solutions with industrial clients.

Geothermal leadership Calpine assets at The Geysers and ongoing expansions position them as a market leader in dispatchable geothermal generation within California. This creates sales opportunities for equipment upgrades, asset optimization services, and long-term power procurement arrangements targeting utilities and large industrial buyers seeking stable renewable baseload and grid reliability.

Financing capability Executive moves and financing activity, including a noted CFO hire for geothermal financing and a significant capital investment program, suggest strong financing appetite. This could translate into opportunities for project finance, structuring green bonds, and innovative funding approaches for new buildouts or plant retrofits.

North American scale Calpine operates 76 plants across 22 states and parts of Canada and Mexico with substantial revenue and a large workforce, indicating a broad footprint and diverse procurement needs. This presents a wide field for regional suppliers, software and services for asset management, SCADA integrations, and cross-border energy solutions partner collaborations.

Calpine Tech Stack

Calpine uses 8 technology products and services including NumPy, SCADA, Salesforce, and more. Explore Calpine's tech stack below.

  • NumPy
    Advanced Analytics And Data Science
  • SCADA
    Control Systems
  • Salesforce
    Customer Relationship Management
  • WordPress Block Editor
    Page Builders
  • R Project
    Programming Languages
  • Microsoft SharePoint Online
    Team Collaboration
  • Tailwind CSS
    UI Frameworks
  • SKUA-GOCAD
    Visualisation Software

Media & News

Calpine's Email Address Formats

Calpine uses at least 1 format(s):
Calpine Email FormatsExamplePercentage
First.Last@calpine.comJohn.Doe@calpine.com
70%
FLast@calpine.comJDoe@calpine.com
20%
LastF@calpine.comDoeJ@calpine.com
6%
FirstL@calpine.comJohnD@calpine.com
4%

Frequently Asked Questions

What is Calpine's phone number?

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You can contact Calpine's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Calpine's stock symbol?

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Calpine is a publicly traded company; the company's stock symbol is CPN.

What is Calpine's official website and social media links?

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Calpine's official website is calpine.com and has social profiles on LinkedInCrunchbase.

How much revenue does Calpine generate?

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As of July 2026, Calpine's annual revenue is estimated to be $1B - $10B.

What is Calpine's NAICS code?

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Calpine's NAICS code is 22 - Utilities.

How many employees does Calpine have currently?

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As of July 2026, Calpine has approximately 2.3K employees across 4 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: W. R.Cro: B. H.Chief Financial Officer: J. N.. Explore Calpine's employee directory with LeadIQ.

What industry does Calpine belong to?

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Calpine operates in the Utilities industry.

What technology does Calpine use?

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Calpine's tech stack includes NumPySCADASalesforceWordPress Block EditorR ProjectMicrosoft SharePoint OnlineTailwind CSSSKUA-GOCAD.

What is Calpine's email format?

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Calpine's email format typically follows the pattern of First.Last@calpine.com. Find more Calpine email formats with LeadIQ.

How much funding has Calpine raised to date?

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As of July 2026, Calpine has raised $2.5B in funding. The last funding round occurred on Oct 14, 2025 for $278M.

When was Calpine founded?

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Calpine was founded in 1984.
Calpine logo

Calpine

UtilitiesTexas, United States1001-5000 Employees

Calpine is a utilities company and a business unit of Constellation (Nasdaq: CEG), employing between 1,001 and 5,000 people and based in Houston, Texas. It is described as America’s largest generator of electricity from natural gas and geothermal resources, with operations in competitive power markets. The company operates a fleet of 76 power plants in operation or under construction, representing more than 26,000 megawatts of capacity, enough to power about 20 million homes. Through wholesale power operations and its retail brands Calpine Energy Solutions and Champion Energy, it serves customers in 22 states, Canada and Mexico. The generation fleet uses advanced technologies to produce power in a low-emissions, environmentally responsible manner, and the company notes industry trends including abundant clean natural gas, environmental regulation, aging infrastructure, and the need for dispatchable power to integrate intermittent renewables.

Section iconCompany Overview

Phone number
Stock Symbol
CPN
NAICS Code
22 - Utilities
Founded
1984
Employees
1001-5000

Section iconFunding & Financials

  • $2.5B

    Calpine has raised a total of $2.5B of funding over 4 rounds. Their latest funding round was raised on Oct 14, 2025 in the amount of $278Mas a debt_financing.

  • $1B - $10B

    Calpine's revenue is estimated to be in the range of $1B - $10B

Section iconFunding & Financials

  • $2.5B

    Calpine has raised a total of $2.5B of funding over 4 rounds. Their latest funding round was raised on Oct 14, 2025 in the amount of $278Mas a debt_financing.

  • $1B - $10B

    Calpine's revenue is estimated to be in the range of $1B - $10B

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