Company lists · Data refreshed October 2026
Top 25 Clean energy engineering firms based in Austin, United States
RevenueBase identified 67 company matches for clean energy engineering firms associated with Austin, United States as of October 2026 and tracks 3,160 professional contacts across them, including 1,417 with verified work emails. Across the United States, New York is the largest hub for this category (104 companies); Austin has 67.
This list covers company matches for clean energy engineering firms associated with Austin, 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 engineering firms based in Austin, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,206 contacts → | ||||
Exact match “CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 2 | 274 contacts → | ||||
Exact match “The world runs on power.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 3 | 157 contacts → | ||||
Exact match “Freedom Solar Power is the leader in turnkey solar installations in Texas, Colorado, Florida, Virginia and North Carolina, providing high quality, cost-effective, reliable solar…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 4 | 114 contacts → | ||||
Exact match “GivePower’s mission is to electrify the world with clean energy, and provide greater health, economic and educational opportunities for developing regions that need them most.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 5 | 41 contacts → | ||||
Exact match “Our vision is to empower and enlighten residential and commercial customers in Texas.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 6 | 30 contacts → | ||||
Exact match “HES has extensive experience and expertise in all aspects of energy management, including energy efficiency analysis, energy master planning, alternative energy sources, and…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 7 | 30 contacts → | ||||
Exact match “At HOLT Renewables, we’re the driving force behind commercial renewable energy projects nationwide.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 8 | 23 contacts → | ||||
Exact match “Dastur Energy is an Austin, Texas based energy technology company, that is leading the way in the field of clean energy, with a strong track record of pioneering innovative…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 9 | 22 contacts → | ||||
Exact match “We are engineers who design mechanical, electrical, and plumbing systems with a focus on sustainability and energy efficiency.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 10 | 19 contacts → | ||||
Exact match “Axis Solar is your trusted partner for engineering, procurement, and construction of commercial solar systems.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 11 | 18 contacts → | ||||
Exact match “We deploy decades of hard data to engineer your regulatory approvals and lock down your timeline.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 12 | 12 contacts → | ||||
Exact match “At 512 Solar, we are dedicated to providing remarkable renewable energy solutions to the Austin area we call home.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 13 | 7 contacts → | ||||
Exact match “Longevity Partners is a multidisciplinary energy and sustainability consultancy and investment business.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “For the last 25 years, Energiekontor has stood for a sound approach to business and a wealth of experience in wind power.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 15 | 6 contacts → | ||||
Exact match “Thunder Said Energy is a research firm focused on energy technologies and energy transition.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “IdeaSmiths has a deep and broad understanding of energy systems.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 17 | 5 contacts → | ||||
Exact match “Commercial Solar: We design and construct solar energy systems for building owners.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “DKD Energy will design your solar panel system based on your average energy bills, the amount of sunlight your property gets, and your budget.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “The future of energy does not look like energy today.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “A local engineering firm serving all of Texas.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “Excellent for Energy Consultancy is a US company located in Austin, Texas provides consulting energy services, power system studies, industrial solutions and advanced training.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 22 | 3 contacts → | ||||
Exact match “Clean Power Marketing Group helps clean energy companies and climate innovators accelerate their growth through creative marketing, PR and original content strategies.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “On the path toward a future powered by renewable energies, we strive to provide our clients with exceptional engineering services for their projects.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “Outlier Energy develops firm and carbon-free power generation resources for commercial and industrial customers who insist on reliable power and zero carbon.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Renewable energy development and consulting practice based in Austin, Texas.” 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 engineering firms”. 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 67 clean energy engineering firms based in Austin, United States
See the full list, filter by size, metro and specialty, and access 1,417 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Clean energy engineering firms based in Austin, United States at a glance
As of Oct 9, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Austin, so it is reported there. Company counts and contact totals on this page are exact for Austin, over 67 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 Austin, United States whose business descriptions match “clean energy engineering firms” 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 1,417 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 engineering firms by metro in the United States
- Clean energy engineering firms in New York104
- Clean energy engineering firms in Houston101
- Clean energy engineering firms in Chicago67
- Clean energy engineering firms in San Diego61
- Clean energy engineering firms in Denver54
- Clean energy engineering firms in Los Angeles50
- Clean energy engineering firms in Dallas48
- Clean energy engineering firms in San Francisco48
- Clean energy engineering firms in Atlanta37
- Clean energy engineering firms in Washington35
- Clean energy engineering firms in Boston34
- Clean energy engineering firms in Orlando33
- Clean energy engineering firms in Portland32
- Clean energy engineering firms in Las Vegas31
- Clean energy engineering firms in Phoenix31
- Clean energy engineering firms in Miami30
- Clean energy engineering firms in Charlotte26
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 engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many clean energy engineering firms are there based in Austin, United States?
RevenueBase identified 67 company matches for clean energy engineering firms associated with Austin, 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?
Clearesult tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most clean energy engineering firms?
New York leads the United States with 104 company records, followed by Houston (101) and Austin (67).
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 1,417 professional contacts with verified work emails tracked across these 67 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 67 clean energy engineering firms based in Austin, United States. Start with a free account, no credit card.
Download this list →Related lists
Clean energy engineering firms by geography
- Clean energy engineering firms based in Buenos Aires, Argentina
- Clean energy engineering firms based in Adelaide, Australia
- Clean energy engineering firms based in Brisbane, Australia
- Clean energy engineering firms based in Melbourne, Australia
- Clean energy engineering firms based in Perth, Australia
- Clean energy engineering firms based in Sydney, Australia
- Clean energy engineering firms based in Vienna, Austria
- Clean energy engineering firms based in Belo Horizonte, Brazil
- Clean energy engineering firms based in Curitiba, Brazil
- Clean energy engineering firms based in Fortaleza, Brazil
- Clean energy engineering firms based in Natal, Brazil
- Clean energy engineering firms based in Porto Alegre, Brazil
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 engineering firms based in Buenos Aires, Argentina
- Clean energy engineering firms based in Adelaide, Australia
- Clean energy engineering firms based in Brisbane, Australia
- Clean energy engineering firms based in Melbourne, Australia
- Clean energy engineering firms based in Perth, Australia
- Clean energy engineering firms based in Sydney, Australia
Company intelligence · public preview
Top 25 clean energy engineering firms based in Austin, 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 67 matching company records for clean energy engineering firms based in Austin, United States, with 3,160 tracked contacts and 1,417 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 engineering firms based in Austin, 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 |  Clearesultclearesult.comHQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 2,206 contacts → |
“CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Illumine-Iilluminei.comHQ: Austin, TX, United StatesReported employees: 201-500 | Austin, TX, United States | 201-500 | Exact match | 274 contacts → |
“The world runs on power.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Freedom Solar Powerfreedomsolarpower.com HQ: Austin, TX, United StatesReported employees: 501-1,000 | Austin, TX, United States | 501-1,000 | Exact match | 157 contacts → |
“Freedom Solar Power is the leader in turnkey solar installations in Texas, Colorado, Florida, Virginia and North Carolina, providing high quality, cost-effective, reliable solar…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Givepowergivepower.orgHQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 114 contacts → |
“GivePower’s mission is to electrify the world with clean energy, and provide greater health, economic and educational opportunities for developing regions that need them most.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Lighthouse Solar Austinlighthousesolar.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 41 contacts → |
“Our vision is to empower and enlighten residential and commercial customers in Texas.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Harris Energy Solutions LLCharrisenergysolutionsllc.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 30 contacts → |
“HES has extensive experience and expertise in all aspects of energy management, including energy efficiency analysis, energy master planning, alternative energy sources, and…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Holt Renewablesholtrenewables.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 30 contacts → |
“At HOLT Renewables, we’re the driving force behind commercial renewable energy projects nationwide.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Dastur Energydasturenergy.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 23 contacts → |
“Dastur Energy is an Austin, Texas based energy technology company, that is leading the way in the field of clean energy, with a strong track record of pioneering innovative…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  BAY & Associates, INCbaymep.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 22 contacts → |
“We are engineers who design mechanical, electrical, and plumbing systems with a focus on sustainability and energy efficiency.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Axis Solaraxis-solar.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 19 contacts → |
“Axis Solar is your trusted partner for engineering, procurement, and construction of commercial solar systems.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Bright SKY Environmentalbrightskyenv.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 18 contacts → |
“We deploy decades of hard data to engineer your regulatory approvals and lock down your timeline.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  512 Solar512solar.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 12 contacts → |
“At 512 Solar, we are dedicated to providing remarkable renewable energy solutions to the Austin area we call home.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Longevity Partners USAlongevity-partners.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 7 contacts → |
“Longevity Partners is a multidisciplinary energy and sustainability consultancy and investment business.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Energiekontor US INCenergiekontor.comHQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 6 contacts → |
“For the last 25 years, Energiekontor has stood for a sound approach to business and a wealth of experience in wind power.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Thunder Said Energythundersaidenergy.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 6 contacts → |
“Thunder Said Energy is a research firm focused on energy technologies and energy transition.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Ideasmiths LLCideasmiths.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 6 contacts → |
“IdeaSmiths has a deep and broad understanding of energy systems.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Entero Energy LLCenteroenergy.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 5 contacts → |
“Commercial Solar: We design and construct solar energy systems for building owners.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  DKD Energydkdenergy.comHQ: Austin, United StatesReported employees: 1-10 | Austin, United States | 1-10 | Exact match | 5 contacts → |
“DKD Energy will design your solar panel system based on your average energy bills, the amount of sunlight your property gets, and your budget.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Creation Energy LLCcreation.energyHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 4 contacts → |
“The future of energy does not look like energy today.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Plainview Engineering LLCplainviewengineering.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 3 contacts → |
“A local engineering firm serving all of Texas.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Excellent For Energy Consultancyeeconsult.netHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 3 contacts → |
“Excellent for Energy Consultancy is a US company located in Austin, Texas provides consulting energy services, power system studies, industrial solutions and advanced training.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Clean Power Marketing Groupcleanpowermarketing.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 3 contacts → |
“Clean Power Marketing Group helps clean energy companies and climate innovators accelerate their growth through creative marketing, PR and original content strategies.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Acros Energyacrosenergy.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“On the path toward a future powered by renewable energies, we strive to provide our clients with exceptional engineering services for their projects.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Outlier Energyoutlierenergy.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“Outlier Energy develops firm and carbon-free power generation resources for commercial and industrial customers who insist on reliable power and zero carbon.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Lanius Developmentlaniusdev.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“Renewable energy development and consulting practice based in Austin, Texas.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 67 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Clean energy engineering firms: 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
67 records in the displayed employee bands.
0 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 across the whole United States list rather than for Austin, so it is reported there. Company counts and contact totals on this page are exact for Austin, over 67 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 engineering firms by metro in the United States
- Clean energy engineering firms in New York104
- Clean energy engineering firms in Houston101
- Clean energy engineering firms in Chicago67
- Clean energy engineering firms in San Diego61
- Clean energy engineering firms in Denver54
- Clean energy engineering firms in Los Angeles50
- Clean energy engineering firms in Dallas48
- Clean energy engineering firms in San Francisco48
- Clean energy engineering firms in Atlanta37
- Clean energy engineering firms in Washington35
- Clean energy engineering firms in Boston34
- Clean energy engineering firms in Orlando33
- Clean energy engineering firms in Portland32
- Clean energy engineering firms in Las Vegas31
- Clean energy engineering firms in Phoenix31
- Clean energy engineering firms in Miami30
- Clean energy engineering firms in Charlotte26
Questions about this company list
What does Exact match mean for clean energy engineering firms?
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 engineering firms did RevenueBase find based in Austin, United States?
The saved snapshot records 67 matching company records, 3,160 tracked contacts and 1,417 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 engineering firms by geography
- Clean energy engineering firms based in Buenos Aires, Argentina
- Clean energy engineering firms based in Adelaide, Australia
- Clean energy engineering firms based in Brisbane, Australia
- Clean energy engineering firms based in Melbourne, Australia
- Clean energy engineering firms based in Perth, Australia
- Clean energy engineering firms based in Sydney, Australia
- Clean energy engineering firms based in Vienna, Austria
- Clean energy engineering firms based in Belo Horizonte, Brazil
- Clean energy engineering firms based in Curitiba, Brazil
- Clean energy engineering firms based in Fortaleza, Brazil
- Clean energy engineering firms based in Natal, Brazil
- Clean energy engineering firms based in Porto Alegre, Brazil
Cite this list
RevenueBase Data Team. Top 25 clean energy engineering firms based in Austin, United States. Snapshot: October 9, 2026. https://revenuebase.ai/companies/clean-energy-engineering-firms/united-states/austin.
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 engineering firms based in Buenos Aires, Argentina
- Clean energy engineering firms based in Adelaide, Australia
- Clean energy engineering firms based in Brisbane, Australia
- Clean energy engineering firms based in Melbourne, Australia
- Clean energy engineering firms based in Perth, Australia
- Clean energy engineering firms based in Sydney, Australia
Company intelligence · public preview
Top 25 clean energy engineering firms based in Austin, United States
RevenueBase records 67 matching company records for clean energy engineering firms based in Austin, United States, with 3,160 tracked contacts and 1,417 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 engineering firms based in Austin, 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 | Clearesultclearesult.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 2,206 contacts → |
“CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Illumine-Iilluminei.com HQ: Austin, TX, United StatesReported employees: 201-500 | Austin, TX, United States | 201-500 | Exact match | 274 contacts → |
“The world runs on power.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Freedom Solar Powerfreedomsolarpower.com HQ: Austin, TX, United StatesReported employees: 501-1,000 | Austin, TX, United States | 501-1,000 | Exact match | 157 contacts → |
“Freedom Solar Power is the leader in turnkey solar installations in Texas, Colorado, Florida, Virginia and North Carolina, providing high quality, cost-effective, reliable solar…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Givepowergivepower.org HQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 114 contacts → |
“GivePower’s mission is to electrify the world with clean energy, and provide greater health, economic and educational opportunities for developing regions that need them most.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Lighthouse Solar Austinlighthousesolar.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 41 contacts → |
“Our vision is to empower and enlighten residential and commercial customers in Texas.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Harris Energy Solutions LLCharrisenergysolutionsllc.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 30 contacts → |
“HES has extensive experience and expertise in all aspects of energy management, including energy efficiency analysis, energy master planning, alternative energy sources, and…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Holt Renewablesholtrenewables.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 30 contacts → |
“At HOLT Renewables, we’re the driving force behind commercial renewable energy projects nationwide.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Dastur Energydasturenergy.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 23 contacts → |
“Dastur Energy is an Austin, Texas based energy technology company, that is leading the way in the field of clean energy, with a strong track record of pioneering innovative…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | BAY & Associates, INCbaymep.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 22 contacts → |
“We are engineers who design mechanical, electrical, and plumbing systems with a focus on sustainability and energy efficiency.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Axis Solaraxis-solar.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 19 contacts → |
“Axis Solar is your trusted partner for engineering, procurement, and construction of commercial solar systems.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Bright SKY Environmentalbrightskyenv.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 18 contacts → |
“We deploy decades of hard data to engineer your regulatory approvals and lock down your timeline.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | 512 Solar512solar.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 12 contacts → |
“At 512 Solar, we are dedicated to providing remarkable renewable energy solutions to the Austin area we call home.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Longevity Partners USAlongevity-partners.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 7 contacts → |
“Longevity Partners is a multidisciplinary energy and sustainability consultancy and investment business.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Energiekontor US INCenergiekontor.com HQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 6 contacts → |
“For the last 25 years, Energiekontor has stood for a sound approach to business and a wealth of experience in wind power.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Thunder Said Energythundersaidenergy.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 6 contacts → |
“Thunder Said Energy is a research firm focused on energy technologies and energy transition.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Ideasmiths LLCideasmiths.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 6 contacts → |
“IdeaSmiths has a deep and broad understanding of energy systems.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Entero Energy LLCenteroenergy.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 5 contacts → |
“Commercial Solar: We design and construct solar energy systems for building owners.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | DKD Energydkdenergy.com HQ: Austin, United StatesReported employees: 1-10 | Austin, United States | 1-10 | Exact match | 5 contacts → |
“DKD Energy will design your solar panel system based on your average energy bills, the amount of sunlight your property gets, and your budget.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Creation Energy LLCcreation.energy HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 4 contacts → |
“The future of energy does not look like energy today.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Plainview Engineering LLCplainviewengineering.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 3 contacts → |
“A local engineering firm serving all of Texas.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Excellent For Energy Consultancyeeconsult.net HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 3 contacts → |
“Excellent for Energy Consultancy is a US company located in Austin, Texas provides consulting energy services, power system studies, industrial solutions and advanced training.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Clean Power Marketing Groupcleanpowermarketing.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 3 contacts → |
“Clean Power Marketing Group helps clean energy companies and climate innovators accelerate their growth through creative marketing, PR and original content strategies.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Acros Energyacrosenergy.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“On the path toward a future powered by renewable energies, we strive to provide our clients with exceptional engineering services for their projects.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Outlier Energyoutlierenergy.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“Outlier Energy develops firm and carbon-free power generation resources for commercial and industrial customers who insist on reliable power and zero carbon.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Lanius Developmentlaniusdev.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“Renewable energy development and consulting practice based in Austin, Texas.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 67 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Clean energy engineering firms: 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
67 records in the displayed employee bands.
0 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 across the whole United States list rather than for Austin, so it is reported there. Company counts and contact totals on this page are exact for Austin, over 67 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 engineering firms by metro in the United States
- Clean energy engineering firms in New York104
- Clean energy engineering firms in Houston101
- Clean energy engineering firms in Chicago67
- Clean energy engineering firms in San Diego61
- Clean energy engineering firms in Denver54
- Clean energy engineering firms in Los Angeles50
- Clean energy engineering firms in Dallas48
- Clean energy engineering firms in San Francisco48
- Clean energy engineering firms in Atlanta37
- Clean energy engineering firms in Washington35
- Clean energy engineering firms in Boston34
- Clean energy engineering firms in Orlando33
- Clean energy engineering firms in Portland32
- Clean energy engineering firms in Las Vegas31
- Clean energy engineering firms in Phoenix31
- Clean energy engineering firms in Miami30
- Clean energy engineering firms in Charlotte26
Questions about this company list
What does Exact match mean for clean energy engineering firms?
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 engineering firms did RevenueBase find based in Austin, United States?
The saved snapshot records 67 matching company records, 3,160 tracked contacts and 1,417 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 engineering firms by geography
- Clean energy engineering firms based in Buenos Aires, Argentina
- Clean energy engineering firms based in Adelaide, Australia
- Clean energy engineering firms based in Brisbane, Australia
- Clean energy engineering firms based in Melbourne, Australia
- Clean energy engineering firms based in Perth, Australia
- Clean energy engineering firms based in Sydney, Australia
- Clean energy engineering firms based in Vienna, Austria
- Clean energy engineering firms based in Belo Horizonte, Brazil
- Clean energy engineering firms based in Curitiba, Brazil
- Clean energy engineering firms based in Fortaleza, Brazil
- Clean energy engineering firms based in Natal, Brazil
- Clean energy engineering firms based in Porto Alegre, Brazil
Cite this list
RevenueBase Data Team. Top 25 clean energy engineering firms based in Austin, United States. Snapshot: October 9, 2026. https://revenuebase.ai/companies/clean-energy-engineering-firms/united-states/austin.
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 engineering firms based in Buenos Aires, Argentina
- Clean energy engineering firms based in Adelaide, Australia
- Clean energy engineering firms based in Brisbane, Australia
- Clean energy engineering firms based in Melbourne, Australia
- Clean energy engineering firms based in Perth, Australia
- Clean energy engineering firms based in Sydney, Australia