Company lists · Data refreshed October 2026
Top 25 Net zero energy consultants worldwide
RevenueBase identified 4,780 company matches for net zero energy consultants worldwide as of October 2026 and tracks 42,494 professional contacts across them, including 15,800 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for net zero energy consultants worldwide, 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 18, 2026. Country and city lists for net zero energy consultants follow the table.
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 net zero energy consultants worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,293 contacts → | ||||
Exact match “We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 2 | 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 18, 2026 · View company records in RevenueBase | |||||
| 3 | 1,150 contacts → | ||||
Exact match “OLA Sustainability, LLC OLA Sustainability is a consulting firm that focuses on integrating sustainable practices into commercial and multifamily design projects.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 4 | 835 contacts → | ||||
Exact match “PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 5 | 502 contacts → | ||||
Exact match “SSE Airtricity has been harnessing our greatest natural resource for the past 25 years, providing cleaner, renewable energy† for homes and businesses across the country.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 6 | 392 contacts → | ||||
Exact match “ARCXIS (Formerly DPIS Builder Services), is the largest provider of HERS inspections, ENERGY STAR ratings, engineering and design, construction quality assurance and other builder…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 7 | 387 contacts → | ||||
Exact match “We are Trio – global energy and sustainability advisors.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 8 | 336 contacts → | ||||
Exact match “RDH is a multidisciplinary consulting firm specializing in building performance, durability, and resilience.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 9 | 336 contacts → | ||||
Exact match “Climate change is without a doubt the greatest challenge we face in these times.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 10 | 301 contacts → | ||||
Exact match “At Cascade Energy, we believe in better.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 11 | 245 contacts → | ||||
Exact match “At Ecosystem, we believe in building meaningful relationships with both our clients and employees.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 12 | 228 contacts → | ||||
Exact match “Wardell Armstrong is now part of SLR which is a leading global consultancy, accelerating our ability to deliver the net zero transition and helping our clients address critical…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 13 | 216 contacts → | ||||
Exact match “PEG presents a comprehensive capacity for the evaluation and understanding of a broad base of energy and environmental sustainability related programs, policies and initiatives.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 14 | 213 contacts → | ||||
Exact match “Dalkia Energy Solutions, a subsidiary of the EDF (Électricité de France) Group, is a national leader in energy efficiency and sustainability for commercial, industrial, and…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 15 | 210 contacts → | ||||
Exact match “Saudi Architects is a leading and highly ranked world-class firm.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 16 | 201 contacts → | ||||
Exact match “Bright Power is a leading provider of energy efficiency and decarbonization solutions for the real estate industry.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 17 | 200 contacts → | ||||
Exact match “As of November of 2025, AMA Group has merged with CMTA!” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 18 | 193 contacts → | ||||
Exact match “Inenco Group has been acquired by Sustainable Energy First.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 19 | 182 contacts → | ||||
Exact match “Green World Renewable Energy delivers smart, scalable solar engineering and back-office design solutions for residential, commercial, and utility-scale projects across the U.S.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 20 | 170 contacts → | ||||
Exact match “LEAD Consultancy & Engineering Services (India) Private Limited (LCES) has been started by a team of qualified professionals with vast experience and expertise in the areas of…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 21 | 165 contacts → | ||||
Exact match “Zenergi supports and empowers your journey to net zero.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 22 | 160 contacts → | ||||
Exact match “PSR is a global provider of consulting services, computational modeling and energy innovation; and actively contributes to research and development of optimization and data…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 23 | 154 contacts → | ||||
Exact match “DWA building services & energy consultants is a consultancy firm that offers research and consultancy services on the field of renewable energy and energy efficiency in the built…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 24 | 148 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 25 | 145 contacts → | ||||
Exact match “Sénova est "le partenaire de la rénovation énergétique de votre habitat".” Recorded in the RevenueBase company graph · Oct 18, 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 “net zero energy consultants”. 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 4,780 net zero energy consultants worldwide
See the full list, filter by size, metro and specialty, and access 15,800 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Net zero energy consultants worldwide at a glance
As of Oct 18, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for net zero energy consultants are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “net zero energy consultants” 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. 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 15,800 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 18, 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.
Net zero energy consultants by location
23 lists · largest firstEvery Net zero energy consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Net zero energy consultants based in the United States796
- Net zero energy consultants based in Germany463
- Net zero energy consultants based in the United Kingdom408
- Net zero energy consultants based in France320
- Net zero energy consultants based in Spain269
- Net zero energy consultants based in Italy249
- Net zero energy consultants based in Canada204
- Net zero energy consultants based in the Netherlands114
- Net zero energy consultants based in India111
- Net zero energy consultants based in Australia100
- Net zero energy consultants based in Brazil98
- Net zero energy consultants based in Switzerland82
- Net zero energy consultants based in Belgium68
- Net zero energy consultants based in Türkiye43
- Net zero energy consultants based in Ireland39
- Net zero energy consultants based in Denmark34
- Net zero energy consultants based in Chile31
- Net zero energy consultants based in Poland29
Cities
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 “net zero energy consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many net zero energy consultants are there worldwide?
RevenueBase identified 4,780 company matches for net zero energy consultants worldwide 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?
Mckinstry tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most net zero energy consultants?
The United States leads with 796 companies, followed by Germany (463) and the United Kingdom (408). Every net zero energy consultants list by country and city is linked on this page.
Which city has the most net zero energy consultants?
London leads with 85 company records, followed by Paris (42) and New York (40).
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 15,800 professional contacts with verified work emails tracked across these 4,780 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 18, 2026.
Ready to reach these companies? Verified emails and direct dials for all 4,780 net zero energy consultants worldwide. Start with a free account, no credit card.
Download this list →Related lists
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
Company intelligence · public preview
Top 25 net zero energy consultants worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 4,780 matching company records for net zero energy consultants worldwide, with 42,494 tracked contacts and 15,800 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 18, 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 net zero energy consultants worldwide
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 |  Mckinstrymckinstry.comHQ: Seattle, WA, United StatesReported employees: 1,001-5,000 | Seattle, WA, United States | 1,001-5,000 | Exact match | 2,293 contacts → |
“We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  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 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  OLAola-austin.comHQ: Austin, TX, United StatesReported employees: Not recorded | Austin, TX, United States | Not recorded | Exact match | 1,150 contacts → |
“OLA Sustainability, LLC OLA Sustainability is a consulting firm that focuses on integrating sustainable practices into commercial and multifamily design projects.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  PAEpae-engineers.comHQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 835 contacts → |
“PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | SSE Airtricitysseairtricity.com HQ: IrelandReported employees: 501-1,000 | Ireland | 501-1,000 | Exact match | 502 contacts → |
“SSE Airtricity has been harnessing our greatest natural resource for the past 25 years, providing cleaner, renewable energy† for homes and businesses across the country.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Arcxisarcxis.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 392 contacts → |
“ARCXIS (Formerly DPIS Builder Services), is the largest provider of HERS inspections, ENERGY STAR ratings, engineering and design, construction quality assurance and other builder…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  TRIOtrioadvisory.comHQ: Irvine, CA, United StatesReported employees: 201-500 | Irvine, CA, United States | 201-500 | Exact match | 387 contacts → |
“We are Trio – global energy and sustainability advisors.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  RDH Building Sciencerdh.comHQ: Burnaby, BC, CanadaReported employees: 201-500 | Burnaby, BC, Canada | 201-500 | Exact match | 336 contacts → |
“RDH is a multidisciplinary consulting firm specializing in building performance, durability, and resilience.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  CPWcpwp.comHQ: Birmingham, United KingdomReported employees: 201-500 | Birmingham, United Kingdom | 201-500 | Exact match | 336 contacts → |
“Climate change is without a doubt the greatest challenge we face in these times.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Cascade Energycascadeenergy.comHQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 301 contacts → |
“At Cascade Energy, we believe in better.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Ecosystemecosystem-energy.comHQ: Québec, QC, CanadaReported employees: 201-500 | Québec, QC, Canada | 201-500 | Exact match | 245 contacts → |
“At Ecosystem, we believe in building meaningful relationships with both our clients and employees.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Wardell Armstrong LLP NOW SLRwardell-armstrong.comHQ: Stoke On Trent, United KingdomReported employees: 501-1,000 | Stoke On Trent, United Kingdom | 501-1,000 | Exact match | 228 contacts → |
“Wardell Armstrong is now part of SLR which is a leading global consultancy, accelerating our ability to deliver the net zero transition and helping our clients address critical…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  PEGpegenv.comHQ: Fairfax, VA, United StatesReported employees: 201-500 | Fairfax, VA, United States | 201-500 | Exact match | 216 contacts → |
“PEG presents a comprehensive capacity for the evaluation and understanding of a broad base of energy and environmental sustainability related programs, policies and initiatives.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Dalkia Energy Solutionsdalkiasolutions.comHQ: Beverly, MA, United StatesReported employees: 201-500 | Beverly, MA, United States | 201-500 | Exact match | 213 contacts → |
“Dalkia Energy Solutions, a subsidiary of the EDF (Électricité de France) Group, is a national leader in energy efficiency and sustainability for commercial, industrial, and…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Saudi Architects Engineering Consulting Companysaudiarc.comHQ: Riyadh, Saudi ArabiaReported employees: 201-500 | Riyadh, Saudi Arabia | 201-500 | Exact match | 210 contacts → |
“Saudi Architects is a leading and highly ranked world-class firm.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Bright Powerbrightpower.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 201 contacts → |
“Bright Power is a leading provider of energy efficiency and decarbonization solutions for the real estate industry.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  AMA Groupamagroupusa.comHQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 200 contacts → |
“As of November of 2025, AMA Group has merged with CMTA!” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Inenco Groupsefirst.comHQ: Lytham, United KingdomReported employees: 501-1,000 | Lytham, United Kingdom | 501-1,000 | Exact match | 193 contacts → |
“Inenco Group has been acquired by Sustainable Energy First.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Green World Renewable Energy LLCgreenworld-energy.comHQ: Brooklyn, MD, United StatesReported employees: 201-500 | Brooklyn, MD, United States | 201-500 | Exact match | 182 contacts → |
“Green World Renewable Energy delivers smart, scalable solar engineering and back-office design solutions for residential, commercial, and utility-scale projects across the U.S.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Bangalore, IndiaReported employees: 51-200 | Bangalore, India | 51-200 | Exact match | 170 contacts → |
“LEAD Consultancy & Engineering Services (India) Private Limited (LCES) has been started by a team of qualified professionals with vast experience and expertise in the areas of…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Zenergizenergi.co.ukHQ: Chilworth, United KingdomReported employees: 51-200 | Chilworth, United Kingdom | 51-200 | Exact match | 165 contacts → |
“Zenergi supports and empowers your journey to net zero.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  PSRpsr-inc.comHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 160 contacts → |
“PSR is a global provider of consulting services, computational modeling and energy innovation; and actively contributes to research and development of optimization and data…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Adviesbureau DWAdwa.nlHQ: Gouda, NetherlandsReported employees: 51-200 | Gouda, Netherlands | 51-200 | Exact match | 154 contacts → |
“DWA building services & energy consultants is a consultancy firm that offers research and consultancy services on the field of renewable energy and energy efficiency in the built…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Concord Engineering Group, INCconcord-engineering.comHQ: Voorhees, NJ, United StatesReported employees: 51-200 | Voorhees, NJ, United States | 51-200 | Exact match | 148 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 |  Sénovasenova.frHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 145 contacts → |
“Sénova est "le partenaire de la rénovation énergétique de votre habitat".” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 4,780 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Net zero energy consultants: dataset insights
October 18, 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
4,754 records in the displayed employee bands.
26 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 country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 4,780 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 18, 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 ↗
Net zero energy consultants by location
23 lists · largest firstEvery Net zero energy consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Net zero energy consultants based in the United States796
- Net zero energy consultants based in Germany463
- Net zero energy consultants based in the United Kingdom408
- Net zero energy consultants based in France320
- Net zero energy consultants based in Spain269
- Net zero energy consultants based in Italy249
- Net zero energy consultants based in Canada204
- Net zero energy consultants based in the Netherlands114
- Net zero energy consultants based in India111
- Net zero energy consultants based in Australia100
- Net zero energy consultants based in Brazil98
- Net zero energy consultants based in Switzerland82
- Net zero energy consultants based in Belgium68
- Net zero energy consultants based in Türkiye43
- Net zero energy consultants based in Ireland39
- Net zero energy consultants based in Denmark34
- Net zero energy consultants based in Chile31
- Net zero energy consultants based in Poland29
Cities
Questions about this company list
What does Exact match mean for net zero energy consultants?
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 net zero energy consultants did RevenueBase find worldwide?
The saved snapshot records 4,780 matching company records, 42,494 tracked contacts and 15,800 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 18, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 net zero energy consultants worldwide. Snapshot: October 18, 2026. https://revenuebase.ai/companies/browse/net-zero-energy-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 net zero energy consultants worldwide
RevenueBase records 4,780 matching company records for net zero energy consultants worldwide, with 42,494 tracked contacts and 15,800 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 18, 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 net zero energy consultants worldwide
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 | Mckinstrymckinstry.com HQ: Seattle, WA, United StatesReported employees: 1,001-5,000 | Seattle, WA, United States | 1,001-5,000 | Exact match | 2,293 contacts → |
“We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | 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 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | OLAola-austin.com HQ: Austin, TX, United StatesReported employees: Not recorded | Austin, TX, United States | Not recorded | Exact match | 1,150 contacts → |
“OLA Sustainability, LLC OLA Sustainability is a consulting firm that focuses on integrating sustainable practices into commercial and multifamily design projects.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | PAEpae-engineers.com HQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 835 contacts → |
“PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | SSE Airtricitysseairtricity.com HQ: IrelandReported employees: 501-1,000 | Ireland | 501-1,000 | Exact match | 502 contacts → |
“SSE Airtricity has been harnessing our greatest natural resource for the past 25 years, providing cleaner, renewable energy† for homes and businesses across the country.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Arcxisarcxis.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 392 contacts → |
“ARCXIS (Formerly DPIS Builder Services), is the largest provider of HERS inspections, ENERGY STAR ratings, engineering and design, construction quality assurance and other builder…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | TRIOtrioadvisory.com HQ: Irvine, CA, United StatesReported employees: 201-500 | Irvine, CA, United States | 201-500 | Exact match | 387 contacts → |
“We are Trio – global energy and sustainability advisors.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | RDH Building Sciencerdh.com HQ: Burnaby, BC, CanadaReported employees: 201-500 | Burnaby, BC, Canada | 201-500 | Exact match | 336 contacts → |
“RDH is a multidisciplinary consulting firm specializing in building performance, durability, and resilience.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | CPWcpwp.com HQ: Birmingham, United KingdomReported employees: 201-500 | Birmingham, United Kingdom | 201-500 | Exact match | 336 contacts → |
“Climate change is without a doubt the greatest challenge we face in these times.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Cascade Energycascadeenergy.com HQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 301 contacts → |
“At Cascade Energy, we believe in better.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ecosystemecosystem-energy.com HQ: Québec, QC, CanadaReported employees: 201-500 | Québec, QC, Canada | 201-500 | Exact match | 245 contacts → |
“At Ecosystem, we believe in building meaningful relationships with both our clients and employees.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Wardell Armstrong LLP NOW SLRwardell-armstrong.com HQ: Stoke On Trent, United KingdomReported employees: 501-1,000 | Stoke On Trent, United Kingdom | 501-1,000 | Exact match | 228 contacts → |
“Wardell Armstrong is now part of SLR which is a leading global consultancy, accelerating our ability to deliver the net zero transition and helping our clients address critical…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | PEGpegenv.com HQ: Fairfax, VA, United StatesReported employees: 201-500 | Fairfax, VA, United States | 201-500 | Exact match | 216 contacts → |
“PEG presents a comprehensive capacity for the evaluation and understanding of a broad base of energy and environmental sustainability related programs, policies and initiatives.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Dalkia Energy Solutionsdalkiasolutions.com HQ: Beverly, MA, United StatesReported employees: 201-500 | Beverly, MA, United States | 201-500 | Exact match | 213 contacts → |
“Dalkia Energy Solutions, a subsidiary of the EDF (Électricité de France) Group, is a national leader in energy efficiency and sustainability for commercial, industrial, and…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Saudi Architects Engineering Consulting Companysaudiarc.com HQ: Riyadh, Saudi ArabiaReported employees: 201-500 | Riyadh, Saudi Arabia | 201-500 | Exact match | 210 contacts → |
“Saudi Architects is a leading and highly ranked world-class firm.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bright Powerbrightpower.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 201 contacts → |
“Bright Power is a leading provider of energy efficiency and decarbonization solutions for the real estate industry.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | AMA Groupamagroupusa.com HQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 200 contacts → |
“As of November of 2025, AMA Group has merged with CMTA!” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Inenco Groupsefirst.com HQ: Lytham, United KingdomReported employees: 501-1,000 | Lytham, United Kingdom | 501-1,000 | Exact match | 193 contacts → |
“Inenco Group has been acquired by Sustainable Energy First.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Green World Renewable Energy LLCgreenworld-energy.com HQ: Brooklyn, MD, United StatesReported employees: 201-500 | Brooklyn, MD, United States | 201-500 | Exact match | 182 contacts → |
“Green World Renewable Energy delivers smart, scalable solar engineering and back-office design solutions for residential, commercial, and utility-scale projects across the U.S.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Bangalore, IndiaReported employees: 51-200 | Bangalore, India | 51-200 | Exact match | 170 contacts → |
“LEAD Consultancy & Engineering Services (India) Private Limited (LCES) has been started by a team of qualified professionals with vast experience and expertise in the areas of…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Zenergizenergi.co.uk HQ: Chilworth, United KingdomReported employees: 51-200 | Chilworth, United Kingdom | 51-200 | Exact match | 165 contacts → |
“Zenergi supports and empowers your journey to net zero.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | PSRpsr-inc.com HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 160 contacts → |
“PSR is a global provider of consulting services, computational modeling and energy innovation; and actively contributes to research and development of optimization and data…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Adviesbureau DWAdwa.nl HQ: Gouda, NetherlandsReported employees: 51-200 | Gouda, Netherlands | 51-200 | Exact match | 154 contacts → |
“DWA building services & energy consultants is a consultancy firm that offers research and consultancy services on the field of renewable energy and energy efficiency in the built…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Concord Engineering Group, INCconcord-engineering.com HQ: Voorhees, NJ, United StatesReported employees: 51-200 | Voorhees, NJ, United States | 51-200 | Exact match | 148 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Sénovasenova.fr HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 145 contacts → |
“Sénova est "le partenaire de la rénovation énergétique de votre habitat".” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 4,780 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Net zero energy consultants: dataset insights
October 18, 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
4,754 records in the displayed employee bands.
26 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 country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 4,780 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 18, 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 ↗
Net zero energy consultants by location
23 lists · largest firstEvery Net zero energy consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Net zero energy consultants based in the United States796
- Net zero energy consultants based in Germany463
- Net zero energy consultants based in the United Kingdom408
- Net zero energy consultants based in France320
- Net zero energy consultants based in Spain269
- Net zero energy consultants based in Italy249
- Net zero energy consultants based in Canada204
- Net zero energy consultants based in the Netherlands114
- Net zero energy consultants based in India111
- Net zero energy consultants based in Australia100
- Net zero energy consultants based in Brazil98
- Net zero energy consultants based in Switzerland82
- Net zero energy consultants based in Belgium68
- Net zero energy consultants based in Türkiye43
- Net zero energy consultants based in Ireland39
- Net zero energy consultants based in Denmark34
- Net zero energy consultants based in Chile31
- Net zero energy consultants based in Poland29
Cities
Questions about this company list
What does Exact match mean for net zero energy consultants?
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 net zero energy consultants did RevenueBase find worldwide?
The saved snapshot records 4,780 matching company records, 42,494 tracked contacts and 15,800 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 18, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 net zero energy consultants worldwide. Snapshot: October 18, 2026. https://revenuebase.ai/companies/browse/net-zero-energy-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗