Company lists · Data refreshed October 2026
Top 25 Building energy efficiency auditors worldwide
RevenueBase identified 3,004 company matches for building energy efficiency auditors worldwide as of October 2026 and tracks 19,518 professional contacts across them, including 5,269 with verified work emails. The United States is the largest market and Paris the largest hub.
This list covers company matches for building energy efficiency auditors 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 9, 2026. Country and city lists for building energy efficiency auditors 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 building energy efficiency auditors worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 9, 2026 · View company records in RevenueBase | |||||
| 2 | 369 contacts → | ||||
Exact match “At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 3 | 248 contacts → | ||||
Exact match “Lime Energy is building a new energy future.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 4 | 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 9, 2026 · View company records in RevenueBase | |||||
| 5 | 206 contacts → | ||||
Exact match “Greenfoot Energy Solutions was established in 2014 by a group of energy experts dedicated to improving energy efficiency in Atlantic Canada.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 6 | 204 contacts → | ||||
Exact match “Design2Occupancy Services LLP (D2O) is a leading organization providing a platform and solutions in Energy Efficiency Analysis and Energy Code Compliances, Climate Change…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 7 | 139 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 8 | 131 contacts → | ||||
Exact match “We are a global provider of energy efficiency solutions for commercial buildings with five business offerings: HVAC Testing, Adjusting & Balancing, Intelli-Hood® Kitchen…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 9 | 129 contacts → | ||||
Exact match “Resalta is a leading European energy service company (ESCO) helping organizations reduce costs, lower emissions, and optimize energy use.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 10 | 129 contacts → | ||||
Exact match “Synergy Companies is the largest energy services companies in California and provides a comprehensive approach to energy efficiency and environmental solutions in both the…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 11 | 123 contacts → | ||||
Exact match “Michaels Energy is a veteran-owned energy consulting firm that exists to help businesses minimize waste and maximize value.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 12 | 117 contacts → | ||||
Exact match “PSD is an energy efficiency services and technology company.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 13 | 117 contacts → | ||||
Exact match “Erus Energy helps building owners evaluate and finance investments in Solar Energy and other energy saving equipment.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 14 | 113 contacts → | ||||
Exact match “RE Tech Advisors, a Legence Company, offers an integrated suite of solutions designed to drive building performance, decrease costs, and overcome any project challenge.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 15 | 113 contacts → | ||||
Exact match “Ideal Impact was founded March 2, 2009 with a well-defined mission and strategy: to use our world-renowned expertise to generate $10 billion for education and ministries.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 16 | 108 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 17 | 76 contacts → | ||||
Exact match “Green Energy Service est un opérateur de services énergétiques (ESCO) spécialisé dans l’amélioration de la performance énergétique des bâtiments.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 18 | 75 contacts → | ||||
Exact match “MaGrann Associates is an innovative energy efficiency and green building consulting and engineering firm headquartered in Mount Laurel, New Jersey with additional offices in…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 19 | 73 contacts → | ||||
Exact match “We deliver solutions for our clients because we listen to their needs.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 20 | 72 contacts → | ||||
Exact match “Abode Energy Management is an energy consulting firm driving efficiency improvements for New England’s built environment.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 21 | 69 contacts → | ||||
Exact match “We offer a wide variety of services throughout Canada in both French and English.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 22 | 64 contacts → | ||||
Exact match “Energy 350 takes pride in performing high quality energy studies and energy efficiency related services for end users as well as program administrators.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 23 | 64 contacts → | ||||
Exact match “Sevaia brings you its expertise and advice in energy efficiency, environmental performance of buildings, and responsible finance.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 24 | 61 contacts → | ||||
Exact match “Entegrity is an energy services, sustainability and solar development company specializing in the implementation of energy conservation and renewable energy projects.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 25 | 61 contacts → | ||||
Exact match “helps Massachusetts residents reduce energy consumption and costs, and increase comfort in their homes.” 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 “building energy efficiency auditors”. 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 3,004 building energy efficiency auditors worldwide
See the full list, filter by size, metro and specialty, and access 5,269 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Building energy efficiency auditors worldwide at a glance
As of Oct 9, 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 building energy efficiency auditors are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “building energy efficiency auditors” 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 5,269 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.
Building energy efficiency auditors by location
14 lists · largest firstEvery Building energy efficiency auditors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Building energy efficiency auditors based in the United States769
- Building energy efficiency auditors based in France331
- Building energy efficiency auditors based in Germany211
- Building energy efficiency auditors based in the United Kingdom140
- Building energy efficiency auditors based in Canada130
- Building energy efficiency auditors based in Spain109
- Building energy efficiency auditors based in Italy108
- Building energy efficiency auditors based in the Netherlands98
- Building energy efficiency auditors based in Australia65
- Building energy efficiency auditors based in Belgium58
- Building energy efficiency auditors based in Switzerland31
- Building energy efficiency auditors based in Ireland30
- Building energy efficiency auditors based in Poland27
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 “building energy efficiency auditors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many building energy efficiency auditors are there worldwide?
RevenueBase identified 3,004 company matches for building energy efficiency auditors 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?
Arcxis tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most building energy efficiency auditors?
The United States leads with 769 companies, followed by France (331) and Germany (211). Every building energy efficiency auditors list by country and city is linked on this page.
Which city has the most building energy efficiency auditors?
Paris leads with 48 company records, followed by Madrid (23) and Toronto (19).
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 5,269 professional contacts with verified work emails tracked across these 3,004 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 3,004 building energy efficiency auditors worldwide. Start with a free account, no credit card.
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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 building energy efficiency auditors worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 3,004 matching company records for building energy efficiency auditors worldwide, with 19,518 tracked contacts and 5,269 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 building energy efficiency auditors 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 |  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 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Homeworks Energy, INChomeworksenergy.com HQ: Medford, MA, United StatesReported employees: 201-500 | Medford, MA, United States | 201-500 | Exact match | 369 contacts → |
“At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Lime Energylime-energy.comHQ: Newark, NJ, United StatesReported employees: 201-500 | Newark, NJ, United States | 201-500 | Exact match | 248 contacts → |
“Lime Energy is building a new energy future.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  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 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Greenfoot Energy Solutionsgreenfootenergy.caHQ: Moncton, NB, CanadaReported employees: 501-1,000 | Moncton, NB, Canada | 501-1,000 | Exact match | 206 contacts → |
“Greenfoot Energy Solutions was established in 2014 by a group of energy experts dedicated to improving energy efficiency in Atlantic Canada.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  D2odesign2occupancy.comHQ: Jaipur, IndiaReported employees: 51-200 | Jaipur, India | 51-200 | Exact match | 204 contacts → |
“Design2Occupancy Services LLP (D2O) is a leading organization providing a platform and solutions in Energy Efficiency Analysis and Energy Code Compliances, Climate Change…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Four Seasons Environmental, INCfseinc.netHQ: Monroe, OH, United StatesReported employees: 201-500 | Monroe, OH, United States | 201-500 | Exact match | 139 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 |  Melink Corporationmelinkcorp.comHQ: Milford, OH, United StatesReported employees: 51-200 | Milford, OH, United States | 51-200 | Exact match | 131 contacts → |
“We are a global provider of energy efficiency solutions for commercial buildings with five business offerings: HVAC Testing, Adjusting & Balancing, Intelli-Hood® Kitchen…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Resaltaresalta.comHQ: Ljubljana, SloveniaReported employees: 51-200 | Ljubljana, Slovenia | 51-200 | Exact match | 129 contacts → |
“Resalta is a leading European energy service company (ESCO) helping organizations reduce costs, lower emissions, and optimize energy use.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Synergy Companiessynergycompanies.comHQ: Fresno, CA, United StatesReported employees: 501-1,000 | Fresno, CA, United States | 501-1,000 | Exact match | 129 contacts → |
“Synergy Companies is the largest energy services companies in California and provides a comprehensive approach to energy efficiency and environmental solutions in both the…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Michaels Energy- An Inc. 5000 Companymichaelsenergy.comHQ: La Crosse, WI, United StatesReported employees: 51-200 | La Crosse, WI, United States | 51-200 | Exact match | 123 contacts → |
“Michaels Energy is a veteran-owned energy consulting firm that exists to help businesses minimize waste and maximize value.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  PSDpsdconsulting.comHQ: Ithaca, NY, United StatesReported employees: 51-200 | Ithaca, NY, United States | 51-200 | Exact match | 117 contacts → |
“PSD is an energy efficiency services and technology company.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Erus Energyerusenergy.comHQ: Phoenix, AZ, United StatesReported employees: 51-200 | Phoenix, AZ, United States | 51-200 | Exact match | 117 contacts → |
“Erus Energy helps building owners evaluate and finance investments in Solar Energy and other energy saving equipment.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  RE Tech Advisorsretechadvisors.comHQ: Mclean, VA, United StatesReported employees: 51-200 | Mclean, VA, United States | 51-200 | Exact match | 113 contacts → |
“RE Tech Advisors, a Legence Company, offers an integrated suite of solutions designed to drive building performance, decrease costs, and overcome any project challenge.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ideal Impact, INCidealimpactinc.com HQ: Grapevine, TX, United StatesReported employees: 51-200 | Grapevine, TX, United States | 51-200 | Exact match | 113 contacts → |
“Ideal Impact was founded March 2, 2009 with a well-defined mission and strategy: to use our world-renowned expertise to generate $10 billion for education and ministries.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Metro Groupezmetro.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 108 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 |  Green Energy Servicegreenenergyservice.frHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 76 contacts → |
“Green Energy Service est un opérateur de services énergétiques (ESCO) spécialisé dans l’amélioration de la performance énergétique des bâtiments.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Magrann Associatesmagrann.comHQ: Mount Laurel, NJ, United StatesReported employees: 51-200 | Mount Laurel, NJ, United States | 51-200 | Exact match | 75 contacts → |
“MaGrann Associates is an innovative energy efficiency and green building consulting and engineering firm headquartered in Mount Laurel, New Jersey with additional offices in…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  The RPM Groupstherpmgroups.comHQ: Mississauga, ON, CanadaReported employees: 11-50 | Mississauga, ON, Canada | 11-50 | Exact match | 73 contacts → |
“We deliver solutions for our clients because we listen to their needs.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Abode Energy Managementabodeem.comHQ: Concord, MA, United StatesReported employees: 11-50 | Concord, MA, United States | 11-50 | Exact match | 72 contacts → |
“Abode Energy Management is an energy consulting firm driving efficiency improvements for New England’s built environment.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  TST INCtst-inc.caHQ: Rosemère, QC, CanadaReported employees: 11-50 | Rosemère, QC, Canada | 11-50 | Exact match | 69 contacts → |
“We offer a wide variety of services throughout Canada in both French and English.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Energy 350, INCenergy350.comHQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 64 contacts → |
“Energy 350 takes pride in performing high quality energy studies and energy efficiency related services for end users as well as program administrators.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Sevaiasevaia.euHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 64 contacts → |
“Sevaia brings you its expertise and advice in energy efficiency, environmental performance of buildings, and responsible finance.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Entegrityentegritypartners.comHQ: Little Rock, AR, United StatesReported employees: 51-200 | Little Rock, AR, United States | 51-200 | Exact match | 61 contacts → |
“Entegrity is an energy services, sustainability and solar development company specializing in the implementation of energy conservation and renewable energy projects.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Neeeconeeeco.com HQ: Wilmington, MA, United StatesReported employees: 51-200 | Wilmington, MA, United States | 51-200 | Exact match | 61 contacts → |
“helps Massachusetts residents reduce energy consumption and costs, and increase comfort in their homes.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,004 company matches
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Building energy efficiency auditors: dataset insights
October 9, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,991 records in the displayed employee bands.
13 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 3,004 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 ↗
Building energy efficiency auditors by location
14 lists · largest firstEvery Building energy efficiency auditors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Building energy efficiency auditors based in the United States769
- Building energy efficiency auditors based in France331
- Building energy efficiency auditors based in Germany211
- Building energy efficiency auditors based in the United Kingdom140
- Building energy efficiency auditors based in Canada130
- Building energy efficiency auditors based in Spain109
- Building energy efficiency auditors based in Italy108
- Building energy efficiency auditors based in the Netherlands98
- Building energy efficiency auditors based in Australia65
- Building energy efficiency auditors based in Belgium58
- Building energy efficiency auditors based in Switzerland31
- Building energy efficiency auditors based in Ireland30
- Building energy efficiency auditors based in Poland27
Cities
Questions about this company list
What does Exact match mean for building energy efficiency auditors?
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 building energy efficiency auditors did RevenueBase find worldwide?
The saved snapshot records 3,004 matching company records, 19,518 tracked contacts and 5,269 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 building energy efficiency auditors worldwide. Snapshot: October 9, 2026. https://revenuebase.ai/companies/browse/building-energy-efficiency-auditors.
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 building energy efficiency auditors worldwide
RevenueBase records 3,004 matching company records for building energy efficiency auditors worldwide, with 19,518 tracked contacts and 5,269 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 building energy efficiency auditors 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 | 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 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Homeworks Energy, INChomeworksenergy.com HQ: Medford, MA, United StatesReported employees: 201-500 | Medford, MA, United States | 201-500 | Exact match | 369 contacts → |
“At HomeWorks Energy, our mission is simple, literally: Energy Efficiency, Simplified.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Lime Energylime-energy.com HQ: Newark, NJ, United StatesReported employees: 201-500 | Newark, NJ, United States | 201-500 | Exact match | 248 contacts → |
“Lime Energy is building a new energy future.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Greenfoot Energy Solutionsgreenfootenergy.ca HQ: Moncton, NB, CanadaReported employees: 501-1,000 | Moncton, NB, Canada | 501-1,000 | Exact match | 206 contacts → |
“Greenfoot Energy Solutions was established in 2014 by a group of energy experts dedicated to improving energy efficiency in Atlantic Canada.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | D2odesign2occupancy.com HQ: Jaipur, IndiaReported employees: 51-200 | Jaipur, India | 51-200 | Exact match | 204 contacts → |
“Design2Occupancy Services LLP (D2O) is a leading organization providing a platform and solutions in Energy Efficiency Analysis and Energy Code Compliances, Climate Change…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Four Seasons Environmental, INCfseinc.net HQ: Monroe, OH, United StatesReported employees: 201-500 | Monroe, OH, United States | 201-500 | Exact match | 139 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Melink Corporationmelinkcorp.com HQ: Milford, OH, United StatesReported employees: 51-200 | Milford, OH, United States | 51-200 | Exact match | 131 contacts → |
“We are a global provider of energy efficiency solutions for commercial buildings with five business offerings: HVAC Testing, Adjusting & Balancing, Intelli-Hood® Kitchen…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Resaltaresalta.com HQ: Ljubljana, SloveniaReported employees: 51-200 | Ljubljana, Slovenia | 51-200 | Exact match | 129 contacts → |
“Resalta is a leading European energy service company (ESCO) helping organizations reduce costs, lower emissions, and optimize energy use.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Synergy Companiessynergycompanies.com HQ: Fresno, CA, United StatesReported employees: 501-1,000 | Fresno, CA, United States | 501-1,000 | Exact match | 129 contacts → |
“Synergy Companies is the largest energy services companies in California and provides a comprehensive approach to energy efficiency and environmental solutions in both the…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Michaels Energy- An Inc. 5000 Companymichaelsenergy.com HQ: La Crosse, WI, United StatesReported employees: 51-200 | La Crosse, WI, United States | 51-200 | Exact match | 123 contacts → |
“Michaels Energy is a veteran-owned energy consulting firm that exists to help businesses minimize waste and maximize value.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | PSDpsdconsulting.com HQ: Ithaca, NY, United StatesReported employees: 51-200 | Ithaca, NY, United States | 51-200 | Exact match | 117 contacts → |
“PSD is an energy efficiency services and technology company.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Erus Energyerusenergy.com HQ: Phoenix, AZ, United StatesReported employees: 51-200 | Phoenix, AZ, United States | 51-200 | Exact match | 117 contacts → |
“Erus Energy helps building owners evaluate and finance investments in Solar Energy and other energy saving equipment.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | RE Tech Advisorsretechadvisors.com HQ: Mclean, VA, United StatesReported employees: 51-200 | Mclean, VA, United States | 51-200 | Exact match | 113 contacts → |
“RE Tech Advisors, a Legence Company, offers an integrated suite of solutions designed to drive building performance, decrease costs, and overcome any project challenge.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ideal Impact, INCidealimpactinc.com HQ: Grapevine, TX, United StatesReported employees: 51-200 | Grapevine, TX, United States | 51-200 | Exact match | 113 contacts → |
“Ideal Impact was founded March 2, 2009 with a well-defined mission and strategy: to use our world-renowned expertise to generate $10 billion for education and ministries.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Metro Groupezmetro.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 108 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Green Energy Servicegreenenergyservice.fr HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 76 contacts → |
“Green Energy Service est un opérateur de services énergétiques (ESCO) spécialisé dans l’amélioration de la performance énergétique des bâtiments.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Magrann Associatesmagrann.com HQ: Mount Laurel, NJ, United StatesReported employees: 51-200 | Mount Laurel, NJ, United States | 51-200 | Exact match | 75 contacts → |
“MaGrann Associates is an innovative energy efficiency and green building consulting and engineering firm headquartered in Mount Laurel, New Jersey with additional offices in…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | The RPM Groupstherpmgroups.com HQ: Mississauga, ON, CanadaReported employees: 11-50 | Mississauga, ON, Canada | 11-50 | Exact match | 73 contacts → |
“We deliver solutions for our clients because we listen to their needs.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Abode Energy Managementabodeem.com HQ: Concord, MA, United StatesReported employees: 11-50 | Concord, MA, United States | 11-50 | Exact match | 72 contacts → |
“Abode Energy Management is an energy consulting firm driving efficiency improvements for New England’s built environment.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | TST INCtst-inc.ca HQ: Rosemère, QC, CanadaReported employees: 11-50 | Rosemère, QC, Canada | 11-50 | Exact match | 69 contacts → |
“We offer a wide variety of services throughout Canada in both French and English.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Energy 350, INCenergy350.com HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 64 contacts → |
“Energy 350 takes pride in performing high quality energy studies and energy efficiency related services for end users as well as program administrators.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Sevaiasevaia.eu HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 64 contacts → |
“Sevaia brings you its expertise and advice in energy efficiency, environmental performance of buildings, and responsible finance.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Entegrityentegritypartners.com HQ: Little Rock, AR, United StatesReported employees: 51-200 | Little Rock, AR, United States | 51-200 | Exact match | 61 contacts → |
“Entegrity is an energy services, sustainability and solar development company specializing in the implementation of energy conservation and renewable energy projects.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Neeeconeeeco.com HQ: Wilmington, MA, United StatesReported employees: 51-200 | Wilmington, MA, United States | 51-200 | Exact match | 61 contacts → |
“helps Massachusetts residents reduce energy consumption and costs, and increase comfort in their homes.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Building energy efficiency auditors: dataset insights
October 9, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,991 records in the displayed employee bands.
13 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 3,004 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 ↗
Building energy efficiency auditors by location
14 lists · largest firstEvery Building energy efficiency auditors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Building energy efficiency auditors based in the United States769
- Building energy efficiency auditors based in France331
- Building energy efficiency auditors based in Germany211
- Building energy efficiency auditors based in the United Kingdom140
- Building energy efficiency auditors based in Canada130
- Building energy efficiency auditors based in Spain109
- Building energy efficiency auditors based in Italy108
- Building energy efficiency auditors based in the Netherlands98
- Building energy efficiency auditors based in Australia65
- Building energy efficiency auditors based in Belgium58
- Building energy efficiency auditors based in Switzerland31
- Building energy efficiency auditors based in Ireland30
- Building energy efficiency auditors based in Poland27
Cities
Questions about this company list
What does Exact match mean for building energy efficiency auditors?
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 building energy efficiency auditors did RevenueBase find worldwide?
The saved snapshot records 3,004 matching company records, 19,518 tracked contacts and 5,269 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.
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Cite this list
RevenueBase Data Team. Top 25 building energy efficiency auditors worldwide. Snapshot: October 9, 2026. https://revenuebase.ai/companies/browse/building-energy-efficiency-auditors.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗