Insights

Large generation base Calpine is a leading independent power producer with 76 plants and over 26,000 MW of capacity across competitive wholesale markets, indicating strong potential for energy management, procurement services, and long-term power purchase agreements.

Geothermal and gas focus The fleet’s mix of natural gas and geothermal resources creates opportunities for maintenance, optimization, and technology integration services, as well as future-proofed energy solutions aligned with low-emission generation trends.

Expansion activity Active ongoing expansions and new project developments in California, West Virginia, Marshall County and other locations signal a need for EPC partnerships, project management, IT systems integration, and vendor consolidation to support growth.

Enterprise tech footprint Calpine’s tech stack includes SCADA, SAP, Primavera P6, and Alteryx, presenting doors for software licensing, system integration, data analytics, and digital transformation services to optimize operations and capital projects.

Scale and finance With revenue in the billion-dollar range and a sizable workforce, Calpine represents opportunities in financial management solutions, treasury and FP&A outsourcing, procurement optimization, and enterprise-wide cost efficiency initiatives.

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.

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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