Insights

Sustainable leadership Green Mountain Energy is a long-standing renewable energy retailer with a strong CO2 reduction track record and carbon-neutral status, presenting a compelling case for enterprise customers seeking sustainability branding and compliance benefits.

EV and home electrification Recent collaboration with Treehouse to simplify home charger installations indicates a strategic emphasis on electrification and related services, creating cross-sell opportunities for renewable energy plans alongside EV charging solutions.

Community and Sun Club Sun Club grants and charitable alignment with environmental projects signal strong CSR storytelling potential to engage like-minded organizations, universities, and nonprofits for sponsorships, bundled giving, and co-branded programs.

Brand and awards Industry recognition such as the 2024 U.S. Customer Value Leadership Award supports credibility when pitching to risk-averse buyers; leverage award messaging in proposals to differentiate from competitors.

Mid-market profile Revenue scale and employee base place Green Mountain in the mid-market segment; opportunities exist to target mid-sized commercial real estate, hospitality, and municipal accounts seeking renewable energy, efficiency projects, and sustainability partnerships.

Similar companies to Green Mountain Energy Company

Green Mountain Energy Company Tech Stack

Green Mountain Energy Company uses 8 technology products and services including Amazon Advertising, Microsoft Advertising, Twitter Ads, and more. Explore Green Mountain Energy Company's tech stack below.

Media & News

Green Mountain Energy Company's Email Address Formats

Green Mountain Energy Company uses at least 4 email formats:
Green Mountain Energy Company Email FormatsExamplePercentage
First.Last@greenmountain.comJohn.Doe@greenmountain.com
97%
FLast@greenmountain.comJDoe@greenmountain.com
2%
Last@greenmountain.comDoe@greenmountain.com
1%
Last@greenmountainenergy.comDoe@greenmountainenergy.com
100%

Frequently Asked Questions

What is Green Mountain Energy Company's phone number?

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You can contact Green Mountain Energy Company'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 Green Mountain Energy Company's official website and social media links?

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Green Mountain Energy Company's official website is greenmountainenergy.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Green Mountain Energy Company generate?

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As of October 2026, Green Mountain Energy Company's annual revenue is estimated to be $500M - $1B.

What is Green Mountain Energy Company's NAICS code?

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Green Mountain Energy Company's NAICS code is 22 - Utilities.

How many employees does Green Mountain Energy Company have currently?

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As of October 2026, Green Mountain Energy Company has approximately 312 employees across 4 continents, including North America, Europe and Asia. Key team members include Chief Information Officer Green Mountain Energy: G. F., Vice President Finance Accounting And Compliance: M. C. and Managing Partner: G. S. Explore Green Mountain Energy Company's employee directory with LeadIQ.

What industry does Green Mountain Energy Company belong to?

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Green Mountain Energy Company operates in the Utilities industry.

What technology does Green Mountain Energy Company use?

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Green Mountain Energy Company's tech stack includes Amazon Advertising, Microsoft Advertising, Twitter Ads, SAP SuccessFactors, Amazon Simple Email Service, New Relic, Tealium and Piwik PRO Core.

What is Green Mountain Energy Company's email format?

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Green Mountain Energy Company's email format typically follows the pattern of First.Last@greenmountain.com. Find more Green Mountain Energy Company email formats with LeadIQ.

How much funding has Green Mountain Energy Company raised to date?

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As of October 2026, Green Mountain Energy Company has raised $100M in funding. The last funding round occurred on May 01, 2000 for $100M.

When was Green Mountain Energy Company founded?

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Green Mountain Energy Company was founded in 1997.
Green Mountain Energy Company logo

Green Mountain Energy Company

UtilitiesTexas, United States201-500 Employees

Green Mountain Energy Company is a U.S. utility that focuses on renewable power, offering 100% wind and solar energy plans for homes and businesses. It frames its mission around transforming how electricity is produced, noting that customers who choose clean energy have avoided more than 98.9 billion pounds of CO2 emissions to date. The company operates as carbon-neutral and provides sustainable living solutions, including renewable energy plans and carbon offsets, to help customers reduce their environmental footprints. Through its Sun Club charitable program, it has awarded more than $13 million in grants to nonprofits for projects in renewable energy, energy efficiency, resource conservation, and environmental stewardship. 

Founded in 1997 and based in Houston, Texas, Green Mountain Energy positions itself as the nation’s longest-serving renewable energy retailer within the utilities sector. A recent development is a June 2025 partnership with Treehouse to simplify and reduce costs for home EV charger installations for its customers.

Section iconCompany Overview

Phone number
NAICS Code
22 - Utilities
Founded
1997
Employees
201-500

Section iconFunding & Financials

  • $100M

    Green Mountain Energy Company has raised a total of $100M of funding over 1 rounds. Their latest funding round was raised on May 01, 2000 in the amount of $100M as a Venture Round.

  • $500M - $1B

    Green Mountain Energy Company's revenue is estimated to be in the range of $500M - $1B

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