Company directory

Energy companies in United States

OneFirmIntel lists 36,249 energy companies in United States, matched through industry classification, not words in the company name. Preview company names free and use credits to save and export available details.

Local dataset counted 2026-10-13 · 36,249 records including inactive entities. This is a snapshot, not a national industry census.

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Example Energy companies in United States

Company	Tier	Status	Reported location
STRUCTURED PRODUCTS CORP CORTS TR FOR PECO ENERGY CAP TR III	Listed	active
Foxe Energy, Llc	Established	active	Gifford
SUNRUN IRIS OWNER 2023, LLC	Established	active	San Francisco
EL OSO WATER SUPPLY CORPORATION	Established	active	KARNES CITY
EC&R PAPALOTE CREEK II, LLC	Established	active	TAFT
HEART OF TEXAS ELECTRIC COOPERATIVE, INC	Established	active	MC GREGOR
GANSO LLC	Established	active	HOUSTON
NRG SECURITY LLC	Established	active	Princeton

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Frequently asked questions

How many energy records are covered in United States?

The current classified snapshot contains 36,249 active-tier energy records in United States. Counts cover our loaded sources; they are not an exhaustive national census.

Are the companies on this page recommended suppliers?

No. These are examples from classified records, not a ranking or endorsement. Verify products, capacity and credentials directly with each business.

Can I get a list of all energy companies in United States?

Open this category in search to browse matching records. Free previews are limited; signed-in users can browse result pages and save selected available records with credits for CSV export.

Can I see company names for free?

Yes. Preview names, tier, status and city where present. One credit saves an available company record for export. Fields vary by source; director names and contact details are not included.

What do the quality tiers mean?

★★★ Listed are stock-exchange-listed companies; ★★ Established are active companies registered 3+ years ago; ★ New / age unavailable includes recent registrations; records without a reported date are labelled age unavailable. Dissolved entities are shown separately.

Find energy businesses in United States

This category includes Power Generation, Power Transmission, Power Distribution, Power Trading, Gas Manufacture. These examples describe its classification scope; availability varies by market.

Use this directory to identify businesses for market research or an initial supplier shortlist. Check each firm's products, capacity and credentials directly before procurement. Registration age and listing status are not supplier certification.

Records with missing or ambiguous industry information are excluded from this category. Read the classification methodology or check country coverage.

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