Company lists · Data refreshed October 2026
Top 25 Clean energy startups based in the United States
RevenueBase identified 2,281 company matches for clean energy startups associated with the United States as of October 2026 and tracks 64,638 professional contacts across them, including 22,078 with verified work emails. New York is the largest hub.
This list covers company matches for clean energy startups associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 9, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest clean energy startups based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 7,991 contacts → | ||||
Exact match “Life runs on clean energy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 2 | 1,984 contacts → | ||||
Exact match “Mitsubishi Power Americas is creating a future that works for people and the planet through innovative power generation technology and solutions.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 3 | 1,782 contacts → | ||||
Exact match “Trinity Solar is one of the largest privately held residential solar companies in the nation.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 4 | 1,437 contacts → | ||||
Exact match “SOLV Energy is a renewable energy solutions provider for utility solar, energy storage, and high voltage projects in North America.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 5 | 1,041 contacts → | ||||
Exact match “Qcells is a renowned complete energy solutions provider in solar cell and module, energy storage, downstream project business and energy retail.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 6 | 903 contacts → | ||||
Exact match “d.light is a global leader and pioneer in delivering affordable solar-powered solutions designed for the two billion people in the developing world without access to reliable…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 7 | 840 contacts → | ||||
Exact match “Recurrent Energy, a subsidiary of Canadian Solar Inc, is one of the world's largest and most geographically diversified utility-scale solar and energy storage project development…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 8 | 837 contacts → | ||||
Exact match “Clearway Energy Group’s vision is a world powered by clean energy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 9 | 826 contacts → | ||||
Exact match “Pattern Energy is one of the world’s largest privately-owned developers and operators of wind, solar, transmission, and energy storage projects.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 10 | 761 contacts → | ||||
Exact match “PowerSecure, a Southern Company subsidiary, is a leading provider of innovative energy solutions to electric utilities and their industrial, institutional, and commercial…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 11 | 714 contacts → | ||||
Exact match “GRID Alternatives is a national leader in bringing affordable solar power, clean mobility, and energy storage to underserved communities while creating pathways to life-changing…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 12 | 659 contacts → | ||||
Exact match “We’re on a mission to make power personal.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 13 | 631 contacts → | ||||
Exact match “DEPCOM Power, a Koch Engineered Solutions Company, is a leading solar energy solutions partner providing Development Support, Engineering, Procurement & Construction (EPC)…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 14 | 610 contacts → | ||||
Exact match “Nexamp is leading the transformation to the new energy economy with proven solutions for the deployment and operation of solar energy assets.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 15 | 606 contacts → | ||||
Exact match “Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 16 | 574 contacts → | ||||
Exact match “Apex Clean Energy was founded with a singular focus: to accelerate the shift to clean energy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 17 | 493 contacts → | ||||
Exact match “Atlas Renewable Energy delivers clean energy at scale.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 18 | 479 contacts → | ||||
Exact match “NORESCO, an OPTERRA company, helps customers modernize aging building systems and upgrade energy and water infrastructure to meet evolving demands.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 19 | 452 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 20 | 423 contacts → | ||||
Exact match “Founded in 1997, REC Solar has emerged as a leader in the solar industry, installing 800+ solar and storage solutions for commercial and public sector customers nationwide.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 21 | 395 contacts → | ||||
Exact match “LRE (Leeward Renewable Energy) is forging an American energy future with integrity, innovation, and positive impact.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 22 | 344 contacts → | ||||
Exact match “Illuminate USA is an American leader in advanced clean energy manufacturing, dedicated to delivering cutting-edge solar panel technology and sustainable energy solutions.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 23 | 344 contacts → | ||||
Exact match “Powering the future of Africa, sustainably.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 24 | 336 contacts → | ||||
Exact match “Supernova embodies the spirit of innovation and dedication to a sustainable future, making it a shining example of what it means to be a leader in the renewable energy industry.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 25 | 329 contacts → | ||||
Exact match “Arevon is a U.S.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “clean energy startups”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 2,281 clean energy startups based in the United States
See the full list, filter by size, metro and specialty, and access 22,078 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Clean energy startups based in the United States at a glance
As of Oct 9, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,281 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “clean energy startups” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 22,078 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 9, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Clean energy startups by metro
- Clean energy startups in New York104
- Clean energy startups in Houston66
- Clean energy startups in Austin43
- Clean energy startups in San Francisco43
- Clean energy startups in Chicago40
- Clean energy startups in San Diego36
- Clean energy startups in Dallas32
- Clean energy startups in Los Angeles32
- Clean energy startups in Miami29
- Clean energy startups in Boston25
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “clean energy startups”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many clean energy startups are there based in the United States?
RevenueBase identified 2,281 company matches for clean energy startups associated with the United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Sunrun tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most clean energy startups?
New York leads with 104 company records, followed by Houston (66) and Austin (43).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 22,078 professional contacts with verified work emails tracked across these 2,281 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 9, 2026.
Ready to reach these companies? Verified emails and direct dials for all 2,281 clean energy startups based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Clean energy startups by geography
- Clean energy startups based in Melbourne, Australia
- Clean energy startups based in Perth, Australia
- Clean energy startups based in Sydney, Australia
- Clean energy startups based in Belo Horizonte, Brazil
- Clean energy startups based in Curitiba, Brazil
- Clean energy startups based in Fortaleza, Brazil
- Clean energy startups based in Rio De Janeiro, Brazil
- Clean energy startups based in Sao Paulo, Brazil
- Clean energy startups based in Calgary, Canada
- Clean energy startups based in Toronto, Canada
- Clean energy startups based in Santiago, Chile
- Clean energy startups based in Cairo, Egypt
Browse the directory
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Clean energy startups based in Melbourne, Australia
- Clean energy startups based in Perth, Australia
- Clean energy startups based in Sydney, Australia
- Clean energy startups based in Belo Horizonte, Brazil
- Clean energy startups based in Curitiba, Brazil
- Clean energy startups based in Fortaleza, Brazil
Company intelligence · public preview
Top 25 clean energy startups based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 2,281 matching company records for clean energy startups based in the United States, with 64,638 tracked contacts and 22,078 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 9, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 clean energy startups based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Sunrunsunrun.comHQ: San Francisco, CA, United StatesReported employees: 10001+ | San Francisco, CA, United States | 10001+ | Exact match | 7,991 contacts → |
“Life runs on clean energy.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Mitsubishi Power Americasamer.power.mhi.comHQ: Lake Mary, FL, United StatesReported employees: 1,001-5,000 | Lake Mary, FL, United States | 1,001-5,000 | Exact match | 1,984 contacts → |
“Mitsubishi Power Americas is creating a future that works for people and the planet through innovative power generation technology and solutions.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Trinity Solartrinitysolar.comHQ: Wall Township, NJ, United StatesReported employees: 1,001-5,000 | Wall Township, NJ, United States | 1,001-5,000 | Exact match | 1,782 contacts → |
“Trinity Solar is one of the largest privately held residential solar companies in the nation.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Solv Energysolvenergy.comHQ: San Diego, CA, United StatesReported employees: 1,001-5,000 | San Diego, CA, United States | 1,001-5,000 | Exact match | 1,437 contacts → |
“SOLV Energy is a renewable energy solutions provider for utility solar, energy storage, and high voltage projects in North America.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Qcells North Americaqcells.comHQ: Irvine, CA, United StatesReported employees: 501-1,000 | Irvine, CA, United States | 501-1,000 | Exact match | 1,041 contacts → |
“Qcells is a renowned complete energy solutions provider in solar cell and module, energy storage, downstream project business and energy retail.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  d.lightdlight.comHQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 903 contacts → |
“d.light is a global leader and pioneer in delivering affordable solar-powered solutions designed for the two billion people in the developing world without access to reliable…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Recurrent Energyrecurrentenergy.comHQ: Austin, United StatesReported employees: 501-1,000 | Austin, United States | 501-1,000 | Exact match | 840 contacts → |
“Recurrent Energy, a subsidiary of Canadian Solar Inc, is one of the world's largest and most geographically diversified utility-scale solar and energy storage project development…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Clearway Energy Groupclearwayenergygroup.comHQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 837 contacts → |
“Clearway Energy Group’s vision is a world powered by clean energy.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Pattern Energypatternenergy.comHQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 826 contacts → |
“Pattern Energy is one of the world’s largest privately-owned developers and operators of wind, solar, transmission, and energy storage projects.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Powersecure, INCpowersecure.comHQ: Durham, NC, United StatesReported employees: 501-1,000 | Durham, NC, United States | 501-1,000 | Exact match | 761 contacts → |
“PowerSecure, a Southern Company subsidiary, is a leading provider of innovative energy solutions to electric utilities and their industrial, institutional, and commercial…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Grid Alternativesgridalternatives.orgHQ: Oakland, CA, United StatesReported employees: 201-500 | Oakland, CA, United States | 201-500 | Exact match | 714 contacts → |
“GRID Alternatives is a national leader in bringing affordable solar power, clean mobility, and energy storage to underserved communities while creating pathways to life-changing…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  LUMIOlumio.comHQ: Lehi, UT, United StatesReported employees: 5,001-10,000 | Lehi, UT, United States | 5,001-10,000 | Exact match | 659 contacts → |
“We’re on a mission to make power personal.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Depcom Power, INCdepcompower.comHQ: Scottsdale, AZ, United StatesReported employees: 1,001-5,000 | Scottsdale, AZ, United States | 1,001-5,000 | Exact match | 631 contacts → |
“DEPCOM Power, a Koch Engineered Solutions Company, is a leading solar energy solutions partner providing Development Support, Engineering, Procurement & Construction (EPC)…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Nexampnexamp.comHQ: Boston, MA, United StatesReported employees: 201-500 | Boston, MA, United States | 201-500 | Exact match | 610 contacts → |
“Nexamp is leading the transformation to the new energy economy with proven solutions for the deployment and operation of solar energy assets.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Palmettoplm.toHQ: Charlotte, NC, United StatesReported employees: 201-500 | Charlotte, NC, United States | 201-500 | Exact match | 606 contacts → |
“Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Apex Clean Energyapexcleanenergy.comHQ: Charlottesville, VA, United StatesReported employees: 201-500 | Charlottesville, VA, United States | 201-500 | Exact match | 574 contacts → |
“Apex Clean Energy was founded with a singular focus: to accelerate the shift to clean energy.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Atlas Renewable Energyatlasrenewableenergy.comHQ: Miami, FL, United StatesReported employees: 201-500 | Miami, FL, United States | 201-500 | Exact match | 493 contacts → |
“Atlas Renewable Energy delivers clean energy at scale.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Noresconoresco.comHQ: Westborough, MA, United StatesReported employees: 201-500 | Westborough, MA, United States | 201-500 | Exact match | 479 contacts → |
“NORESCO, an OPTERRA company, helps customers modernize aging building systems and upgrade energy and water infrastructure to meet evolving demands.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Enfinity Globalenfinity.globalHQ: Miami, FL, United StatesReported employees: 201-500 | Miami, FL, United States | 201-500 | Exact match | 452 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | REC Solarrecsolar.com HQ: San Luis Obispo, CA, United StatesReported employees: Not recorded | San Luis Obispo, CA, United States | Not recorded | Exact match | 423 contacts → |
“Founded in 1997, REC Solar has emerged as a leader in the solar industry, installing 800+ solar and storage solutions for commercial and public sector customers nationwide.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Leeward Renewable Energylreus.comHQ: Dallas, TX, United StatesReported employees: 201-500 | Dallas, TX, United States | 201-500 | Exact match | 395 contacts → |
“LRE (Leeward Renewable Energy) is forging an American energy future with integrity, innovation, and positive impact.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Illuminate USAilluminateusa.comHQ: Pataskala, OH, United StatesReported employees: 1,001-5,000 | Pataskala, OH, United States | 1,001-5,000 | Exact match | 344 contacts → |
“Illuminate USA is an American leader in advanced clean energy manufacturing, dedicated to delivering cutting-edge solar panel technology and sustainable energy solutions.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Genser Energygenserenergy.com HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 344 contacts → |
“Powering the future of Africa, sustainably.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Supernovasupernovaenergy.solarHQ: Irvine, CA, United StatesReported employees: 201-500 | Irvine, CA, United States | 201-500 | Exact match | 336 contacts → |
“Supernova embodies the spirit of innovation and dedication to a sustainable future, making it a shining example of what it means to be a leader in the renewable energy industry.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Arevonarevonenergy.comHQ: Scottsdale, AZ, United StatesReported employees: 201-500 | Scottsdale, AZ, United States | 201-500 | Exact match | 329 contacts → |
“Arevon is a U.S.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,281 company matches
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Clean energy startups: dataset insights
October 9, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,276 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,281 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 9, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Clean energy startups by metro
- Clean energy startups in New York104
- Clean energy startups in Houston66
- Clean energy startups in Austin43
- Clean energy startups in San Francisco43
- Clean energy startups in Chicago40
- Clean energy startups in San Diego36
- Clean energy startups in Dallas32
- Clean energy startups in Los Angeles32
- Clean energy startups in Miami29
- Clean energy startups in Boston25
Questions about this company list
What does Exact match mean for clean energy startups?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many clean energy startups did RevenueBase find based in the United States?
The saved snapshot records 2,281 matching company records, 64,638 tracked contacts and 22,078 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 9, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Clean energy startups by geography
- Clean energy startups based in Melbourne, Australia
- Clean energy startups based in Perth, Australia
- Clean energy startups based in Sydney, Australia
- Clean energy startups based in Belo Horizonte, Brazil
- Clean energy startups based in Curitiba, Brazil
- Clean energy startups based in Fortaleza, Brazil
- Clean energy startups based in Rio De Janeiro, Brazil
- Clean energy startups based in Sao Paulo, Brazil
- Clean energy startups based in Calgary, Canada
- Clean energy startups based in Toronto, Canada
- Clean energy startups based in Santiago, Chile
- Clean energy startups based in Cairo, Egypt
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 clean energy startups based in the United States. Snapshot: October 9, 2026. https://revenuebase.ai/companies/clean-energy-startups/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Clean energy startups based in Melbourne, Australia
- Clean energy startups based in Perth, Australia
- Clean energy startups based in Sydney, Australia
- Clean energy startups based in Belo Horizonte, Brazil
- Clean energy startups based in Curitiba, Brazil
- Clean energy startups based in Fortaleza, Brazil
Company intelligence · public preview
Top 25 clean energy startups based in the United States
RevenueBase records 2,281 matching company records for clean energy startups based in the United States, with 64,638 tracked contacts and 22,078 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 9, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 clean energy startups based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Sunrunsunrun.com HQ: San Francisco, CA, United StatesReported employees: 10001+ | San Francisco, CA, United States | 10001+ | Exact match | 7,991 contacts → |
“Life runs on clean energy.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Mitsubishi Power Americasamer.power.mhi.com HQ: Lake Mary, FL, United StatesReported employees: 1,001-5,000 | Lake Mary, FL, United States | 1,001-5,000 | Exact match | 1,984 contacts → |
“Mitsubishi Power Americas is creating a future that works for people and the planet through innovative power generation technology and solutions.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Trinity Solartrinitysolar.com HQ: Wall Township, NJ, United StatesReported employees: 1,001-5,000 | Wall Township, NJ, United States | 1,001-5,000 | Exact match | 1,782 contacts → |
“Trinity Solar is one of the largest privately held residential solar companies in the nation.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Solv Energysolvenergy.com HQ: San Diego, CA, United StatesReported employees: 1,001-5,000 | San Diego, CA, United States | 1,001-5,000 | Exact match | 1,437 contacts → |
“SOLV Energy is a renewable energy solutions provider for utility solar, energy storage, and high voltage projects in North America.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Qcells North Americaqcells.com HQ: Irvine, CA, United StatesReported employees: 501-1,000 | Irvine, CA, United States | 501-1,000 | Exact match | 1,041 contacts → |
“Qcells is a renowned complete energy solutions provider in solar cell and module, energy storage, downstream project business and energy retail.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | d.lightdlight.com HQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 903 contacts → |
“d.light is a global leader and pioneer in delivering affordable solar-powered solutions designed for the two billion people in the developing world without access to reliable…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Recurrent Energyrecurrentenergy.com HQ: Austin, United StatesReported employees: 501-1,000 | Austin, United States | 501-1,000 | Exact match | 840 contacts → |
“Recurrent Energy, a subsidiary of Canadian Solar Inc, is one of the world's largest and most geographically diversified utility-scale solar and energy storage project development…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Clearway Energy Groupclearwayenergygroup.com HQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 837 contacts → |
“Clearway Energy Group’s vision is a world powered by clean energy.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Pattern Energypatternenergy.com HQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 826 contacts → |
“Pattern Energy is one of the world’s largest privately-owned developers and operators of wind, solar, transmission, and energy storage projects.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Powersecure, INCpowersecure.com HQ: Durham, NC, United StatesReported employees: 501-1,000 | Durham, NC, United States | 501-1,000 | Exact match | 761 contacts → |
“PowerSecure, a Southern Company subsidiary, is a leading provider of innovative energy solutions to electric utilities and their industrial, institutional, and commercial…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Grid Alternativesgridalternatives.org HQ: Oakland, CA, United StatesReported employees: 201-500 | Oakland, CA, United States | 201-500 | Exact match | 714 contacts → |
“GRID Alternatives is a national leader in bringing affordable solar power, clean mobility, and energy storage to underserved communities while creating pathways to life-changing…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | LUMIOlumio.com HQ: Lehi, UT, United StatesReported employees: 5,001-10,000 | Lehi, UT, United States | 5,001-10,000 | Exact match | 659 contacts → |
“We’re on a mission to make power personal.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Depcom Power, INCdepcompower.com HQ: Scottsdale, AZ, United StatesReported employees: 1,001-5,000 | Scottsdale, AZ, United States | 1,001-5,000 | Exact match | 631 contacts → |
“DEPCOM Power, a Koch Engineered Solutions Company, is a leading solar energy solutions partner providing Development Support, Engineering, Procurement & Construction (EPC)…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Nexampnexamp.com HQ: Boston, MA, United StatesReported employees: 201-500 | Boston, MA, United States | 201-500 | Exact match | 610 contacts → |
“Nexamp is leading the transformation to the new energy economy with proven solutions for the deployment and operation of solar energy assets.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Palmettoplm.to HQ: Charlotte, NC, United StatesReported employees: 201-500 | Charlotte, NC, United States | 201-500 | Exact match | 606 contacts → |
“Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Apex Clean Energyapexcleanenergy.com HQ: Charlottesville, VA, United StatesReported employees: 201-500 | Charlottesville, VA, United States | 201-500 | Exact match | 574 contacts → |
“Apex Clean Energy was founded with a singular focus: to accelerate the shift to clean energy.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Atlas Renewable Energyatlasrenewableenergy.com HQ: Miami, FL, United StatesReported employees: 201-500 | Miami, FL, United States | 201-500 | Exact match | 493 contacts → |
“Atlas Renewable Energy delivers clean energy at scale.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Noresconoresco.com HQ: Westborough, MA, United StatesReported employees: 201-500 | Westborough, MA, United States | 201-500 | Exact match | 479 contacts → |
“NORESCO, an OPTERRA company, helps customers modernize aging building systems and upgrade energy and water infrastructure to meet evolving demands.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Enfinity Globalenfinity.global HQ: Miami, FL, United StatesReported employees: 201-500 | Miami, FL, United States | 201-500 | Exact match | 452 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | REC Solarrecsolar.com HQ: San Luis Obispo, CA, United StatesReported employees: Not recorded | San Luis Obispo, CA, United States | Not recorded | Exact match | 423 contacts → |
“Founded in 1997, REC Solar has emerged as a leader in the solar industry, installing 800+ solar and storage solutions for commercial and public sector customers nationwide.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Leeward Renewable Energylreus.com HQ: Dallas, TX, United StatesReported employees: 201-500 | Dallas, TX, United States | 201-500 | Exact match | 395 contacts → |
“LRE (Leeward Renewable Energy) is forging an American energy future with integrity, innovation, and positive impact.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Illuminate USAilluminateusa.com HQ: Pataskala, OH, United StatesReported employees: 1,001-5,000 | Pataskala, OH, United States | 1,001-5,000 | Exact match | 344 contacts → |
“Illuminate USA is an American leader in advanced clean energy manufacturing, dedicated to delivering cutting-edge solar panel technology and sustainable energy solutions.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Genser Energygenserenergy.com HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 344 contacts → |
“Powering the future of Africa, sustainably.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Supernovasupernovaenergy.solar HQ: Irvine, CA, United StatesReported employees: 201-500 | Irvine, CA, United States | 201-500 | Exact match | 336 contacts → |
“Supernova embodies the spirit of innovation and dedication to a sustainable future, making it a shining example of what it means to be a leader in the renewable energy industry.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Arevonarevonenergy.com HQ: Scottsdale, AZ, United StatesReported employees: 201-500 | Scottsdale, AZ, United States | 201-500 | Exact match | 329 contacts → |
“Arevon is a U.S.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,281 company matches
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Clean energy startups: dataset insights
October 9, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,276 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,281 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 9, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Clean energy startups by metro
- Clean energy startups in New York104
- Clean energy startups in Houston66
- Clean energy startups in Austin43
- Clean energy startups in San Francisco43
- Clean energy startups in Chicago40
- Clean energy startups in San Diego36
- Clean energy startups in Dallas32
- Clean energy startups in Los Angeles32
- Clean energy startups in Miami29
- Clean energy startups in Boston25
Questions about this company list
What does Exact match mean for clean energy startups?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many clean energy startups did RevenueBase find based in the United States?
The saved snapshot records 2,281 matching company records, 64,638 tracked contacts and 22,078 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 9, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Clean energy startups by geography
- Clean energy startups based in Melbourne, Australia
- Clean energy startups based in Perth, Australia
- Clean energy startups based in Sydney, Australia
- Clean energy startups based in Belo Horizonte, Brazil
- Clean energy startups based in Curitiba, Brazil
- Clean energy startups based in Fortaleza, Brazil
- Clean energy startups based in Rio De Janeiro, Brazil
- Clean energy startups based in Sao Paulo, Brazil
- Clean energy startups based in Calgary, Canada
- Clean energy startups based in Toronto, Canada
- Clean energy startups based in Santiago, Chile
- Clean energy startups based in Cairo, Egypt
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 clean energy startups based in the United States. Snapshot: October 9, 2026. https://revenuebase.ai/companies/clean-energy-startups/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Clean energy startups based in Melbourne, Australia
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- Clean energy startups based in Curitiba, Brazil
- Clean energy startups based in Fortaleza, Brazil